parasitology survey and seroepidemiology of amoebiasis in south kalimantan (borneo), indonesia.a parasitology surevy was conducted among inhabitants of 7 villages in 3 regencies in south kalimantan province, indonesia. a total of 2,169 stool specimens, 2,756 blood smears and 1,027 serum specimens were obtained, representing samples from approximately 10%, 12% and 5% of the population, respectively. one to 8 different intestinal parasitic infections were detected in 97% of the people. those parasites most frequently found were trichuris trichiura (83%), ascaris lumbricoides (79%), and hook ...1975167454
biomedical survey in irian jaya (west irian), indonesia.a biomedical survey was conducted in several areas of irian jaya, indonesia in july 1972 in association with an investigation of reports of a cholera outbreak. stool specimens, blood smears and sera were collected and examined for evidence of parasitic as well as other infectious diseases. a total of 114 stools were examined and the most commonly found intestinal parasites were trichuris trichiura (94%), ascaris lumbricoides (74%), hookworm (58%), entamoeba coli (15%), endolimax nana (8%), entam ...1977208184
intestinal and blood parasites in the north lore district, central sulawesi, indonesia.over 1,000 stool specimens from residents of the napu and besoa valleys, central sulawesi, indonesia were examined. schistosoma japonicum was detected in 31% of napu valley residents while in only 2% of the besoa valley residents. hookworm infections were the most frequently encountered helminth parasitisms in both valleys. other helminth parasites encountered were: ascaris lumbricoides, trichuris trichiura, enterobius vermicularis, strongyloides stercoralis, physaloptera sp., diphyllobothrium s ...1977335530
human parasitoses of the malili area, south sulawesi (celebes) province, indonesia.a biomedical survey was conducted in 9 villages in the malili area of south sulawesi, indonesia. blood specimens were examined for malaria and microfilariae; stool specimens were examined for intestinal parasites. malaria parasitemias were rare; plasmodium falciparum was detected in 10 and p. vivax in 11 of 985 blood smears. malayan filariasis was endemic to all villages surveyed. the overall prevalence of detectable microfilaremias was 15%, varying from 34% in kawata to 1% in nuha. microfilaria ...1978364674
[effect of antibiotics on human intestinal flagellates in cultures].the effect of ii different antibiotics on trichomonas hominis, t. elongata, chilomastix mesnili and enteromonas hominis was studied. trichomycin, monomycin and levorin had the most pronounced protistocidic effect. on prolonged passages on media with the antibiotics, increased resistance to them in separate flagellatus strains was observed.1978564660
parasites of man in remote areas of central and south sulawesi, indonesia.a biomedical survey was conducted in 10 villages in remote, high mountain valleys of central and south sulawesi, indonesia to learn whether oriental schistosomiasis was endemic and to determine the prevalences of other intestinal parasites, malaria and filariasis in those areas. although persons with oriental schistosomiasis were found in three villages of south sulawesi, follow-up inquiries revealed that these had recently migrated from a known schistosomiasis area in central sulawesi. other in ...1977607428
biomedical survey in north samar province, philippine islands.a biomedical survey was carried out in north samar province, philipines to update information on the prevalence of parasitic and other infectious diseases. a total of 1,394 stool specimens, 1,859 blood smears and 1,274 sera were collected from persons living in 8 barrios. stools were examined for intestinal parasites, bloods smears for malaria and filariasis and sera tested for antibodies to schistosoma japonicum, entamoeba histolytica, toxoplasma gondii, influenza a and b, and japanese encephal ...1977614707
parasitic infections in humans in west kalimantan (borneo), indonesia.a survey was carried out among inhabitants of eight villages in west kalimantan province (borneo), whereby blood smears were examined for malaria, stools examined for intestinal parasites and sera tested by the indirect hemagglutination test for antibodies to entamoeba histolytica and toxoplasma gondii. the prevalence of malaria among 3017 people examined was 5.6% (plasmodium vivax 2.8%, plasmodium falciparum 2.8%). brugia malayi microfilariae were found in 3.6% and wuchereria bancrofti in 0.3%. ...1976788263
parasitology survey in northern sumatra, indonesia.a parasitology survey was conducted in five villages in north sumatra, indonesia. a total of 3,207 blood smears, 2,066 stool specimens and 969 sera were examined. sixty (1.9%) inhabitants had malaria (plasmodium vivax 41, p. falciparum 19), and 20 had brugia malayi microfilaraemia. the most common intestinal helminths were trichuris trichiura (87%), ascaris lumbricoides (75%) and hookworm (58%). other helminths found in low numbers were enterobius vermicularis, strongyloides stercoralis, taenia ...1976950682
observations on the intestinal protozoa infecting man in rhodesia.humans in rhodesia harbour a wide range of intestinal protozoa. of the species included, entamoeba histolytica, entamoeba coli and giardia lamblia have previously been recorded. other species which are either rarely reported or which have previously never been reported from this country, include trichomonas hominis, chilomastix mesnili, enteromonas hominis, retortamonas intestinalis, balantidum coli,entamoeba hartmanni,entamoeba histolytica laredo. endolimax nana, dientamoeba fragilis and isospo ...1976988643
parasitological survey in gorontalo north sulawesi, indonesia.a survey for blood and intestinal parasites was carried out in the municipality of gorontalo on the minahasa peninsula of north sulawesi. a total of 156 stool specimens were obtained from 83 males and 73 females. trichuris trichiura, ascaris lumbricoides, hookworm, unidentified dicrocoeliid-like ova and entamoeba coli, in that order, were the most common intestinal parasites detected. other intestinal parasites found less frequently were entamoeba histolytica, iodamoeba bütschlii, endolimax nan ...19761030844
seasonal prevalence of protozoan parasites in nsukka, nigeria.five hundred fresh stool specimens of patients with clinical symptoms of protozoan infections were examined for parasites. during june 1988-may 1991, the total number of positive cases was 261 (52.2 per cent). when the infectivity frequencies were segregated among the samples of different localities, it was observed that 6 (1.2 per cent) persons from the university of nigeria community, 89 (17.8 per cent) urban dwellers and 166 (33.2 per cent) rural populace were infected. the highest incidence ...19921344957
longitudinal study of young children in kenya: intestinal parasitic infection with special reference to giardia lamblia, its prevalence, incidence and duration, and its association with diarrhoea and with other parasites.84 young children from a rural community, nderu, in kenya, were each followed for up to 10 months, from january to november 1987. their ages ranged from 10 to 28 months over the period of study. stools were obtained once a week, as were reports from the mothers about presence of abdominal complaints, including diarrhoea. a total of 2258 stools and 1873 reports were collected. 9 parasites were commonly encountered of which giardia lamblia was the most frequent at 44.7%. the overall estimated numb ...19911686143
gastrointestinal parasitic infection in healthy jamaican carriers of htlv-i.a subsample (1.6%; n = 13,260) of a healthy jamaican population of food-handlers, studied by murphy et al. (1991), who were serologically positive (n = 99) or negative (n = 113) for htlv-i was investigated for intestinal parasitic infection using coprological methods. helminth infection included ascaris lumbricoides (2.8%), trichuris trichiura (7.1%) and hookworms (6.1%). entamoeba coli was found in 21.8% of samples, while e. hartmanni, giardia lamblia, endolimax nana, iodamoeba bütschlii and ch ...19911758014
intestinal parasites in a rural community in kenya: cross-sectional surveys with emphasis on prevalence, incidence, duration of infection, and polyparasitism.a cross-sectional survey of intestinal parasitic infection in a rural community, nderu, in kiambu district, kenya, was carried out in 1985 by examining 1129 individuals from 203 households (about 25% of the total population). this was followed by 3 more cross-sectional surveys, in january, may and october 1986, of 56 families comprising 461 individuals, who had also participated in the first survey. in the first survey, 81.4% of the sample was positive for at least one intestinal parasite and 78 ...19912040230
status of intestinal parasite infections in inhabitants of palmar, guayas province, ecuador.status of intestinal protozoan and helminthic infections was surveyed in mestizo population living in rural parish of palmar and its nearby recintos(villages). three of the surveyed villages were at the pacific coast and 5 villages were in inner pasture land, located about 100 km west of guayaquil, the second largest city in ecuador. one stool sample was examined by one cellophane thick smear for helminth ova and one direct smear stained with lugol's iodine solution for protozoan cysts. of 325 p ...19902271503
dna hybridization probe for clinical diagnosis of entamoeba an alternative to microscopic identification of entamoeba histolytica parasites isolated from stool, a sensitive and species-specific dna hybridization probe was made for rapid diagnosis of e. histolytica parasites in clinical samples directly applied to nylon membranes. the dna hybridization probe was made by screening a genomic library of a virulent hm-1:imss strain of e. histolytica to detect recombinant plasmids containing highly repeated parasite dna sequences. four plasmid clones that r ...19892542361
prevalence of enteric parasites in homosexual patients attending an outpatient clinic.a total of 372 pooled stool specimens from 274 homosexual men with diarrhea were submitted for parasitologic examination over a 2.5-year period. each two-vial pooled specimen set contained portions of stool from 3 consecutive days in formalin and polyvinyl alcohol. of the 274 patients, 133 (48.5%) harbored one or more intestinal protozoa, with 161 (43.3%) of the 372 specimens submitted being positive for one or more organisms. the parasites identified included entamoeba histolytica (71 patients) ...19862877006
gastrointestinal parasitoses discovered in agricultural workers in south bohemia, the years from 1975 to 1982 1,750 persons, mostly employed by agricultural enterprises in the south bohemian region in czechoslovakia, were examined. we discovered seven species of parasites: taenia saginata in 0.3%, enterobius vermicularis in 10.1%, giardia lamblia in 1.0%, endolimax nana in 0.8%, entamoeba coli in 0.7%, entamoeba hartmanni in 0.2%, and chilomastix mesnili in 0.5%. the greatest number of parasites was found in students of the secondary agricultural and technical school. only ...19883169645
a survey of gastrointestinal parasites in ogun state, southwest study the epidemiology of intestinal parasites in ogun state, nigeria, 479 stool specimens were examined at a hospital in abeokuta during the rainy season in june 1986. intestinal helminths and/or protozoa were present in 297 samples (62%). 41.1% of the specimens showed a single infection, 34% showed double, 20% triple and 5% quadruple infection. the most commonly found worm was ascaris lumbricoides (in 40% of specimens), followed by trichuris trichiura (23.2%), hookworms (19.2%), strongyloid ...19883178337
intestinal parasites in the camiri, gutierrez and boyuibe areas, santa cruz department, bolivia.a parasitological study was carried out on 381 apparently healthy subjects from camiri, boyuibe, gutierrez. intestinal parasites and non-pathogenic protozoa were present in 78.7% of the population sampled; multiple infections were observed in 67.7% of the parasitized individuals. the protozoon most commonly found was entamoeba coli (in 40.7% of specimens), followed by giardia intestinalis (30.7%), iodamoeba bütschlii (10%), chilomastix mesnili (8.7%). other protozoon parasites also present were ...19883271990
[protozoological stool examinations from 1980 to 1985 in the east german district of rostock].between 1980 and 1985 a total of 17,290 faecal specimens were examined for intestinal protozoa at the institute of hygiene, district of rostock, gdr. the samples were taken from gdr citizens travelling to tropical or semitropical regions, from foreigners from these regions visiting rostock district, and from the local population. intestinal protozoa were found in 5.78%, 20.80% and 6.43%, respectively. 9 different species were diagnosed: entamoeba coli, e. hartmanni, e. histolytica, endolimax nan ...19883415039
[human intestinal parasites in subsaharan africa. ii. sao tomé and principe].in 1983 the authors carried out a survey in the democratic republic of são tomé and principe, analysing 1050 specimens of stools collected among the population from apparently healthy subjects chosen at random and in a number proportional to the distribution of the population in the regions of the country (about 1% of the population was examined). the examined subjects were divided into 3 age groups (0-3, 4-12, more than 12 years old), to have homogeneous groups in relation principally to modali ...19873508506
[human intestinal parasites in subsaharan africa. iii. pemba island (zanzibar-tanzania)].the authors carried out a coprological survey in pemba island, analysing, by modified ritchie technique, 413 stools samples. the specimens were collected among the population from apparently healthy subjects chosen at random in a number equal to 2% of the whole population. the examined subjects were divided in 3 age groups, 211 were males, 202 females. the following results were obtained (in order of prevalence): a) protozoa: entamoeba coli 35.6%, giardia intestinalis 5.6%, endolimax nana 4.3%, ...19873508507
simple and rapid staining for detection of entamoeba cysts and other protozoans with fluorochromes.three fluorochromes were applied to stain various parasitic protozoans. by double staining with 4',6-diamidino-2-phenylindole and propidium iodide, differentiation of the nuclei from the cytoplasm can easily be achieved within several seconds. the chromatoid bodies in entamoeba cysts were stained bright red. plasmodium yoelii at all stages except late trophozoites and young gametocytes was easily identified. in the oocysts of cryptosporidium sp., the nuclei and cytoplasm of the sporozoites fluor ...19873626134
detection of giardia lamblia by immunofluorescence.high-titer immune sera to cysts of giardia lamblia, produced in guinea pigs, were labeled with fluorescein isothiocyanate. the resulting conjugates were used to detect g. lamblia in stool specimens by fluorescence microscopy. the sera also reacted with cysts of chilomastix mesnili, but the two organisms could be differentiated by their size.19836338831
[contribution to the knowledge of intestinal protozoa infestation in the hospital population of barcelona (author's transl)].this report concerns the analysis of 650 fecal samples submitted for parasitic investigation to the microbiology service of the hospital de la santa creu i sant pau of barcelona. the samples were analyzed by the technique of fixation and direct observation of sapero and lawless (mifd), and with the biphasic concentration method of blagg et al (mifc). intestinal protozoa were detected in 183 samples (28.2%), with a total of 232 protozoosis uncovered. the specific analysis gave the following resul ...19817206888
intestinal parasites of man in northern bohol, philippines, with emphasis on schistosomiasis.a survey for intestinal parasites with emphasis on oriental schistosomiasis was conducted in the townships of trinidad and talibon, bohol province, philippines and approximately 1,700 stool samples were examined. schistosoma japonicum is still endemic to these areas of northern bohol but infection rates were much lower than expected, 5% rather than 30%. soil-transmitted helminths were the most common parasitic infections. hookworms were found in 71% of the samples tested, most infections were du ...19807221688
intestinal parasites of man in oriental mindoro, philippines, with emphasis on intestinal parasite survey was conducted in the town of victoria, oriental mindoro, philippines in 1978 in order to estimate the current schistosomiasis situation in this area of the philippines and schistosoma japonicum eggs were detected in 20% of 1058 fecal specimens examined. the prevalence was more than twice as high as had been previously estimated. infection rates were higher in males than in females, 26 versus 15% and age-wise were infrequent in young children (8%) and moderately comm ...19817256349
intestinal parasites of man in bukidnon, philippines, with emphasis on schistosomiasis.a total of 831 fecal specimens from malay-balay, mindanao, philippines were examined for schistosomiasis and common intestinal parasites. schistosoma japonicum eggs were found in 16% of the samples. infections were more common in males (20%) than in females (12%). age-wise, infections were infrequently diagnosed in children less than 10 years and infections in older age groups varied from 12-27%. hookworm, chiefly necator americanus, was the most common parasite found (44%) followed by ascaris l ...19817256354
human intestinal parasites in karakuak, west flores, indonesia and the effect of treatment with mebendazole and pyrantel pamoate.a survey for intestinal parasites and mass-treatment with a combination of mebendazole and pyrantel pamoate were conducted in karakuak, west flores in 1977. a total of 198 stool specimens from 104 males and 94 females ranging in age from less than 1 to 70 years were examined and 72% harbored one or more intestinal parasites. ascaris lumbricoides (43%) and entamoeba histolytica (21%) were the most common, followed by entamoeba coli (19%), hookworm (18%), iodamoeba bütschlii (8%), giardia lamblia ...19807444573
[prevalence of infection by intestinal helminths and protozoa in school children from a coastal locality in the province of valdivia, chile].during july-august 1989, 219 coprological samples from primary school children from niebla and los molinos localities (39 degrees 52's, 73 degrees 26'w) in the coast of province of valdivia, chile, were analysed. prevalence % (in parentheses) of infection by intestinal protozoa and helminths were the followings: entamoeba histolytica: (18.0), entamoeba coli (34.0), endolimax nana (34.4), iodamoeba buetschlii (7.4), blastocystis hominis (64.3), giardia intestinalis (27.9) chilomastix mesnili (0.8 ...19947654292
[comparison of intestinal parasite infestation indexes among hiv positive and negative populations].this study was carried out on two groups of patients treated at the josé de san martín clinical hospital. one group was composed of 82 hiv-seropositive patients with no signs of diarrhea, and another one of 300 patients, not suspected of hiv infection, was considered as "control population". stool samples were collected from each patient and examined for intestinal parasites. these determinations were carried out at the department of clinical biochemistry, in the same hospital. three specimens w ...19947715428
intestinal parasitic infections in campalagian district, south sulawesi, indonesia.intestinal parasitic infections were surveyed in the inhabitants of 3 coastal and 2 inland villages of campalagian district, south sulawesi, indonesia, in july 1992. a total of 398 fecal samples were examined by using kato-katz thick smear, harada-mori culture and agar-plate culture techniques. protozoan cysts were examined by formalin ether concentration technique on 380 fecal samples. soil-transmitted helminth infections were highly prevalent with the overall positive rates as follows: ascaris ...19938266235
the prevalence of giardia and other intestinal parasites in children, dogs and cats from aboriginal communities in the determine the prevalence of giardia duodenalis and other intestinal parasites in children, dogs and cats from aboriginal communities in the west kimberley region of western australia.19938450779
a field and laboratory evaluation of a commercial elisa for the detection of giardia coproantigens in humans and dogs.a capture enzyme linked immunosorbent assay (celisa) was evaluated for its ability to detect giardia coproantigens in the faeces of humans and dogs in the perth metropolitan area and aboriginal communities in fitzroy crossing, western australia. using zinc sulphate flotation and light microscopy, giardia cysts and/or trophozoites were observed in 8 of 57 (14%) human stool samples from perth and 21 of 55 (38%) stool samples from fitzroy crossing, after 2 separate examinations. analysis of diagnos ...19938465392
enteropathogens associated with diarrhea among military personnel during operation bright star 96, in alexandria, egypt.this study investigated the microbial causes of diarrheal disease among u.s. troops deployed near alexandria, egypt, during october 1995. bacterial causes associated with 19 cases of diarrhea included: enterotoxigenic escherichia coli (etec), 42% (21% heat-stable, 11% heat-labile, and 11% heat-stable/ heat-labile producers); enteropathogenic e. coli (5.3%); and enteroadherent e. coli (42%). four cases of diarrhea were associated with enteroaggregative e. coli based on probe analysis for enteroag ...19979183160
blastocystis hominis among apparently healthy food handlers in jeddah, saudi arabia.a prospective study was carried out to investigate the prevalence of blastocystis hominis among random sample of apparently healthy food handlers. a total of 250 non saudi males over 21 years of age were examined. ninety (36%) had pathogenic and non pathogenic intestinal parasites. a total of 143 parasites were detected in their stool specimens. twenty were b. hominis (13.99%) while other parasites were 123 (86.01%). b. hominis was found in 20 positive cases (22.22%) with an overall rate of 8%. ...19979425825
[human infection by intestinal protozoa and helminths in calbuco county, x region, chile, 1997].by the performance of parasitological examination of one fecal sample per individual, a total of 256 persons from a rural county in the x region (41 degrees 50 minutes south lat., 73 degrees 05 minutes west long.) were studied. the general rates of infection by intestinal parasite and/or commensal protozoa and helminths found were: giardia intestinalis 14.1%, entamoeba histolytica 11.7%, blastocystis hominis 36.0%, entamoeba coli 9.8%, endolimax nana 16.4%, iodamoeba buetschlii 1.2%, chilomastix ...19979497539
scanning electron microscopy of the surface coat of blastocystis hominis.scanning electron microscopy of blastocystis hominis showed that its outer coat has a fibrillar structure and individual fibrils may extend up to 5 microm from the periphery of the parasite. the surface coat remains intact during cell division. bacteria are often seen adhering to it, but for the first time a trophozoite of chilomastix mesnili was also seen in this position. it is postulated that breakdown of attached organisms may provide nutrients for blastocystis.199910599919
comparison of polyvinyl alcohol fixative with three less hazardous fixatives for detection and identification of intestinal parasites.polyvinyl alcohol (pva) containing the fixative mercuric chloride is considered the "gold standard" for the fixation of ova and parasites in the preparation of permanently stained smears of stool specimens. however, mercuric chloride is potentially hazardous to laboratory personnel and presents disposal problems. we compared three new alternative, nontoxic fixatives with pva, analyzing ease of sample preparation and quality of smears. sixty-eight fresh stool specimens were divided into aliquots ...200010747149
scanning electron microscopy of chilomastix mesnili (wenyon 1910) alexieieff, 1912.scanning electron microscopy of chilomastix mesnili shows that the cysts are lemon-shaped with one end broadly rounded and the other conical. the trophozoite has five flagella coming out of the anterior end. four of these are free and the fifth is attached to the body by an undulating membrane. the undulating membrane extends along the whole length of the body of the parasite with the exception of the tail. the tail is an elongated structure almost equal in length to the main body of the parasit ...200010780743
a cross-sectional study of intestinal parasitic infections among schoolchildren in nan province, northern thailand.a cross-sectional study of the prevalence of intestinal parasitic infections at eight schools in bo klau district and four schools in chalerm prakiet district, nan province, in january and february, 2001. a total of 1,010 fecal samples were examined using the formalin-ether sedimentation technique. results revealed that the rate of helminthic infection was 60.0%, while protozoa accounted for 36.2% of infections; mixed infections were common, resulting in a total prevalence of both parasites of 6 ...200212236415
[distribution of entero-parasitic infections in the peruvian highland: study carried out in six rural communities of the department of puno, peru].a prevalence study was carried out in six rural communities in the peruvian highlands with the purpose of achieving a better understanding of the distribution of entero-parasites. the communities were located along the banks of lake titicaca, in the provinces of puno and el collao, department of puno, peru, at 3,800 m.a.s.l. to that effect, a total of 91 feces samples of adults and children from the following communities were analyzed: conchaca, puñutani, capalla, culta, maraesqueña, and jaillih ...200212525846
[prevalence of intestinal parasites in roka solidiers]a survey of intestinal parasites was performed during the period from april 1970 to december 1971 in roka (republic of korea army) soldiers. samples were collected from 591 army troops(enlisted men), 1,755 recruits at completion of 6 weeks basic training, 304 recruits during basic training and 245 stool specimens of students of roka nursing school at taegu area. each of the specimens was examined one time or twice under the microscope, one for protozoan cysts stained with iodine solution and the ...197212913505
[prevalence of intestinal parasites in korea]a survey of intestinal parasites infection among korean people has been carried out during july 1969 to december 1970. a total of 2,250 stool specimens (male 1,101, female 1,146) was collected from all the provinces and seoul city in korea. the specimens were examined routinely by direct fecal smear, zinc sulfate flotation and formalin-ether sedimentation techniques. the results are summarized as follows: 1. of 2,250 specimens examined, l,803(80.l %) were positive for intestinal parasites. 2. th ...197112913622
[considerations on vitality of chilomastix mesnili in vitro]. 195513329825
[considerations on pathogenicity of the flagellate chilomastix mesnili]. 195813597061
[antiparasitic therapeutics. chilomastix mesnili]. 195913687607
[action of cabimycin (trichomycin) on trichomonas hominis and chilomastix mesnili]. 196314023910
intestinal protozoa in wild boars (sus scrofa) in western iran.a total of 12 gastrointestinal tracts of wild boars (sus scrofa) from western iran (luristan) were examined for protozoan infection between september 2000 and november 2001. of 12 boars examined, 67% harbored one or more species of the following protozoa: balantidium coli (25%), tritrichomonas suis (25%), blastocystis sp. (25%), entamoeba polecki (17%), entamoeba suis (8%), iodamoeba butschlii (17%), and chilomastix mesnili (8%). four of these protozoan species also are reported in humans, and p ...200415650104
survey for intestinal parasites in belize, central america.a stool survey was carried out in 5 villages in the toledo district of the central american country of belize. eighty-two percent of a total population of 672 participated. the stools were examined by the formalin-ethyl-acetate concentration technique. sixty-six percent of the population was found to have one or more intestinal parasites. the most common infection was hookworm (55%) followed by ascaris lumbricoides (30%), entamoeba coli (21%), trichuris trichiura (19%), giardia lamblia (12%), io ...200415689057
gastrointestinal parasites of the guenons of western uganda.from january 1998 to december 2002, we collected 293 fecal samples from free-ranging individuals of the 4 guenon species of western uganda, i.e., redtail guenons (cercopithecus ascanius), blue monkeys (cercopithecus mitis), l'hoesti monkeys (cercopithecus lhoesti), and vervet monkeys (cercopithecus aethiops), to quantify the prevalence of gastrointestinal parasites. helminth eggs, larvae, and protozoan cysts were isolated by sodium nitrate flotation and fecal sedimentation. helminth parasites we ...200415715228
comparison of two methods (microscopy and enzyme-linked immunosorbent assay) for the diagnosis of amebiasis.diagnosis of amebiasis is usually performed on a clinical basis alone in most endemic countries having limited economic resources. this epidemiological study was conducted using modern diagnostic tests for amebiasis in the southeastern region of turkey, an endemic area for amebiasis. the population of this study included patients with symptomatic diarrhea/dysentery attending both yuzuncu yil university, van and harran university, sanliurfa, turkey. a total of 380 stool specimens were collected a ...200515955332
[prevalence of entero-parasitosis in one andean community in the province of victor fajardo, ayacucho, peru].the objectives of the study were to find out the prevalence and distribution of entero-parasitism and determine the prevalence of coproantigens of taenia solium in the andean community of huancapi, province of victor fajardo, ayacucho, peru. in the observational, transversal-descriptive study carried out between july and september 2000, by the ritchie and ziehl-neelsen methods, modified by cryptosporidium sp., samples of feces from 312 persons of the general population were examined. in addition ...200516021200
[intestinal parasitic diseases in hiv-infected patients in uzbekistan].intestinal parasitic diseases were diagnosed in 100 hiv-infected patients at different stages of disease (its asymptomatic form, persistent generalized lymphoadenopathy, pre-aids, and aids) (group 1), 100 tashkent residents (group 2), and 349 patients with gastrointestinal diseases, allergic dermatoses, and skin depigmentation foci (group 3). the hiv-infected patients were found to have virtually all parasites, such as giardia lamblia, cryptosporidium parvum, chilomastix mesnili, entamoeba coli, ...200516212098
[distribution of intestinal parasites among patients who presented at the department of parasitology of the erciyes university medical school.]in this study carried out from 2000-2004, a total of 34,883 stool samples were examined using native-lugol and flotation/sedimentation methods and 9,879 cellophane tape preparations were examined directly. intestinal parasites were found in 9,704 (27.8%) of the specimens. the parasites that were found and their prevalence is as follows: blastocystis hominis, 6,723 (19.3%); entamoeba coli, 1,007 (2.9%); giardia intestinalis, 892 (2.6%); entamoeba histolytica/e. dispar, 798 (2.3%); endolimax nana, ...200517124684
intestinal parasites in dakahlia governorate, with different techniques in diagnosing protozoa.a total of 3180 patients attending mansoura university hospitals' clinics, were subjected to stool examination by direct wet smear, formol-ether concentration, original formol-tween concentration, modified formol-tween concentration, modified sheather's sugar floatation, potassium hydroxide concentration and gomori's trichrome stain, and modified kinyoun's acid-fast stain, and ryan's trichrome blue stain for microsporidia. the intestinal helminthes in a descending order of abundance were: s. man ...200617153711
[the distribution of intestinal parasites in patients presenting at the parasitology laboratory of the cumhuriyet university.]this study is concerned with the distribution of intestinal parasites detected in patients who presented at the routine parasitology laboratory of the cumhuriyet university faculty of medicine from may 2002-november 2004. a total of 5057 stool specimens from 2305 (45.6%) males and 2752 (54.4%) females were examined for intestinal parasites using direct examination and flotation methods. intestinal parasites were found in 231 (4.5%) females and 301(5.9%) males. a total of 1313 cellophane tape spe ...200517160838
[incidence of intestinal parasites in municipal sanitary workers in malatya].the incidence of intestinal parasites is closely related to such factors as the socio-economic level of the society, nutritional and hygienic habits, climate, environmental conditions, infrastructure and degree of literacy. in this study, the municipal sanitary workers who are regarded as a high risk group in malatya were examined for intestinal parasites. cellophane slides and fecal samples from 241 workers were examined and intestinal parasites were found in 93 (39.0%). the most common parasit ...200617160847
[enteric parasites and aids in haiti: utility of detection and treatment of intestinal parasites in family members].intestinal parasites and human immunodeficiency virus (hiv) are major health problems in haiti. both entities are known to interact strongly with cell-mediated immunity. the purpose of this study undertaken in port-au-prince, haiti was to evaluate the risk of enteric parasite transmission between hiv-infected patients and family members. routine examination of stool specimens for parasites was conducted in 90 hiv-infected undergoing treatment for intestinal disorders due mainly to cryptosporidiu ...200617201290
[the distribution of patients with intestinal parasites presenting at the parasitology laboratory of the mustafa kemal university medical faculty].in this study, fecal specimens of 3,679 patients presenting at the parasitology laboratory of the medical faculty of the mustafa kemal university between september and may 2005 were examined for intestinal parasites. a total 3,679 stool specimens from 1,260 (34.3%) males and 2,419 (65.7%) females for intestinal parasites using the native-lugol method were examined. intestinal parasites were found in 265 (34.23%) male and 509 (65.76%) females. one or more intestinal parasites were detected in 774 ...200617309033
the potential usefulness of the modified kato thick smear technique in the detection of intestinal sarcocystosis during field surveys.a total of 479 stool specimens were collected from rural communities of ubon ratchathani province, thailand and examined by two techniques: the modified kato thick smear and the direct smear. the prevalence of opisthorchis viverrini (14.8%), hookworm (10.2%), sarcocystis spp (4.6%), taenia spp (2.9%), strongyloides stercoralis (2.1%), giardia lamblia (1.2%), echinostoma spp (0.6%), ascaris lumbricoides (0.4%), entamoeba histolytica (0.2%), chilomastix mesnili (0.2%) and endolimax nana (0.2%) wer ...200717539271
prevalence of intestinal protozoa in an aborigine community in pahang, malaysia.the objective was to estimate the prevalence of intestinal protozoa among the aborigines and to determine the problems regarding the infection. the study was carried out in january 2006 in pos senderut, pahang, malaysia. samples of faeces were collected from children and adults and these were fixed in pva and trichrome staining was carried out. from the 130 individuals studied, 94 (72.3%) were positive with at least one intestinal protozoa. nine intestinal protozoa namely blastocystis hominis, g ...200717568378
detection of entamoeba histolytica/dispar in stool specimens by using enzyme-linked immunosorbent assay in the population of jeddah city, saudi arabia.this study determined the prevalence of intestinal parasites, particularly pathogenic entamoeba sp. (e. histolytica), in patients attending three hospitals in jeddah city, king abdulaziz university hospital, king abdulaziz hospital and king fahad hospital for gastro-intestinal troubles. 186 stool specimens were examined microscopically for parasites and by elisa kit (e. histolytica ii) for true e. histolytica. 83 samples (44.6%) were positive by microscopy for at least one parasite. of which, 23 ...200717580574
gastrointestinal protozoa in non-human primates of four zoological gardens in belgium.gastrointestinal parasites are important infectious causes of diarrhoea in captive non-human primates (nhp). however, prevalence data of gastrointestinal parasites in zoological gardens are scarce. therefore, a cross-sectional survey was conducted to estimate the occurrence of gastrointestinal parasites in nhp of four zoological gardens in belgium. between august 2004 and april 2006, 910 faecal samples were collected from 222 animals housed in 39 groups. the 31 species involved were representati ...200717656023
[prevalence of intestinal parasites among workers in food sector in van region].stool and cellophane tape specimens were taken for parasitological examination from 739 people who work in food sector and applied to the public health lab of the van health administration for porter examination. parasites were determined at 131 people (17.71%) of 739 worker whom samples were investigated. ninety-five people had one, 30 people had two, 5 people had three and one person had four parasite species. parasites determined in the study were 19.08% helminthes and 80.91% protozoon. in th ...200718224624
[investigation of cryptosporidium sp. in workers of the van municipality slaughterhouse and in slaughtered animals].this study was carried out in order to investigate the prevalence of cryptosporidium sp. in slaughtered animals and workers of the van municipality slaughterhouse in van. animals slaughtered at different times and workers who had been working in different departments of the slaughter house were included in the study for three months. a total of 309 fecal specimens from animals including 167 sheep, 56 goats and 86 cattle and 87 fecal specimens from workers were examined for cryptosporidium sp. oo ...200818351543
prevalence of intestinal parasites in young quichua children in the highlands of rural ecuador.the prevalence of intestinal parasites in young quichua children was assessed in 20 rural communities in the highlands of ecuador in august 2005. the caregivers of 293 children aged 12-60 months were interviewed about the status of child health, household socioeconomic and environmental factors, and water-use practices and were requested to collect a faecal sample from the study child. two hundred three (69.3%) of the 293 children provided faecal samples that were tested for parasites. the overa ...200718402182
[distribution of intestinal parasites among patients who presented at the parasitology laboratory of the kocaeli university school of medicine hospital].in this study, 5178 fecal samples collected from patients who applied to our university during may 2003 through june 2005 were examined for the presence of intestinal parasites. out of 5178 samples, 4560 of them were collected with cellophane tape preparations. fecal samples were examined using native- lugol and the trichrome staining method after sedimentation by formal-ethyl acetate concentration. the prevalence of intestinal parasites was evaluated with respect to age, gender and the months i ...200818645942
[the prevalence of intestinal parasites in children brought to the kars maternal and children's hospital with complaints of gastrointestinal symptoms].this study was carried out to determine the prevalence of intestinal parasites in 2-6 year-old children who were brought to kars maternal and children's hospital with complaints of gastrointestinal symptoms during march-june 2007. fecal samples were taken from children and brought to the parasitology laboratory of the faculty of veterinary medicine to be examined for intestinal parasites. fecal samples were examined by centrifugal formalin ether, zinc-sulphate floatation, and modified acid fast ...200818985583
frequency of enteric protozoan parasites among patients with gastrointestinal complaints in medical centers of zahedan, iran.we investigated the prevalence of intestinal protozoan parasites in patients with gastrointestinal complaints in medical centers in zahedan, iran. a total of 1562 stool samples was examined from july 2004 to january 2006 using microscopy (direct smear, formalin-ether concentration), xenic culture and pcr techniques. four hundred and twenty-seven (27.3%) of the patients were infected with one or more intestinal parasites. giardia lamblia (10.1%), entamoeba coli (10%), e. hartmanni (1.7%), blastoc ...200919084249
microscopic diagnosis of sodium acetate-acetic acid-formalin-fixed stool samples for helminths and intestinal protozoa: a comparison among european reference laboratories.the present study aimed to compare the diagnostic performance of different european reference laboratories in diagnosing helminths and intestinal protozoa, using an ether-concentration method applied to sodium acetate-acetic acid-formalin (saf)-preserved faecal samples. in total, 102 stool specimens were analysed during a cross-sectional parasitological survey in urban farming communities in côte d'ivoire. five saf-preserved faecal samples were prepared from each specimen and forwarded to the pa ...201019456836
intestinal parasitic infections among inhabitants of karaj city, tehran province, iran in 2006-2008.karaj is an area with large influx of refugee people in iran. to increase knowledge about parasitic infections, we carried out this research during 2006-2008. we recorded the stool examination results and some of their personal characteristics. a total of 13,915 human stools were examined, and 649 (4.7%) were positive for intestinal parasites. among them, 13 (0.09%) had worm and 636 (4.6%) had protozoan infections. maximum infections belonged to giardia intestinalis, and 534 (3.8%) samples had t ...200919724700
chilomastix mesnili and a method for its culture.1. cases of flagellate infection of man by chilomastix mesnili have been reported from nearly every locality in the world. they are fairly abundant in the united states and are often confused with cases of infection by trichomonas intestinalis. 2. the shape of chilomastix is pyriform. the body contains the following structures: nucleus, centrosome, primary, secondary, and tertiary blepharoplasts, parabasal, parastyle, peristomal fiber, ventral cytostome, cytostomal flagellum, three anterior flag ...192119868485
review of zoonotic parasites in medical and veterinary fields in the republic of korea.zoonotic parasites are animal parasites that can infect humans. the major zoonotic protozoa in the republic of korea are babesia bovis, chilomastix mesnili, cryptosporidium parvum, endolimax nana, entamoeba coli, entamoeba hitolytica, giardia lamblia, iodamoeba bütschlii, pneumocystis carinii, sarcocystis cruzi, and toxoplasma gondii. the major zoonotic helminths in korea include trematodes, cestodes, and nematodes. trematodes are clonorchis sinensis, echinostoma hortense, echinostoma spp., fasc ...200919885329
gastrointestinal parasites of the chimpanzee population introduced onto rubondo island national park, tanzania.the release of any species into a novel environment can evoke transmission of parasites that do not normally parasitize the host as well as potentially introducing new parasites into the environment. species introductions potentially incur such risks, yet little is currently known about the parasite fauna of introduced primate species over the long term. we describe the results of long-term monitoring of the intestinal parasite fauna of an unprovisioned, reproducing population of chimpanzees int ...201020014274
[intestinal parasitoses detected in primary schoolchildren in the van province].this study was carried out on school children in primary schools in the van province in order to investigate the distribution of intestinal parasitoses. the study was conducted in 7-15 year-old primary schoolchildren during the years from 2003-2005. stool specimens were taken from 2975 school children; of these, 1289 were female and 1686, male. the specimens were examined by native-lugol, flotation and trichrome staining methods in the parasitology laboratory of the health research and training ...200920101580
intestinal parasitic infections among intellectual disability children in rehabilitation centers of northern iran.parasitic infection is highly prevalent throughout the developing countries of the world. these infections are the major problem in rehabilitation centers for the mentally retarded. there have been many reports about the prevalence of parasitic infection among different groups of people in iran; however, the epidemiological data in intellectual disability (id) individuals are rare and there are no such data from northern iran. the aim of the present study was to determine the incidence of intest ...201020363588
prevalence of intestinal parasites and profile of cd4+ counts in hiv+/aids people in north of iran, this study 142 stool samples (64 hiv+/aids patients and 78 non-hiv infected individuals) collected from mazandaran province and screened for intestinal parasites, using direct wet mont, formalin-ether sedimentation concentration, modified ziehl neelsen and modified trichrome techniques. each person in this study was examined for cd4+ counts. intestinal parasites were found in 11/64 (17.2%) of patients in hiv+/aids group and in 14/78 (17.9%) of controls. prevalence of parasites detected in hiv ...200920384282
intestinal parasitic infections in renal transplant recipients.the impact of intestinal parasitic infection in renal transplant recipients requires careful consideration in the developing world. however, there have been very few studies addressing this issue in iran. this study was conducted to determine the prevalence of intestinal parasitic infections in renal transplant recipients in iran. stool specimens from renal transplant recipients and control groups were obtained between june 2006 and january 2007. the samples screened for intestinal parasitic inf ...201020428648
patterns of gastro-intestinal parasites and commensals as an index of population and ecosystem health: the case of sympatric western chimpanzees (pan troglodytes verus) and guinea baboons (papio hamadryas papio) at fongoli, senegal.the exponential decline of great apes over the past 50 years has resulted in an urgent need for data to inform population viability assessment and conservation strategies. health monitoring of remaining ape populations is an important component of this process. in support of this effort, we examined endoparasitic and commensal prevalence and richness as proxies of population health for western chimpanzees (pan troglodytes verus) and sympatric guinea baboons (papio hamadryas papio) at fongoli, se ...201120853397
parasites found from the feces of bornean orangutans in danum valley, sabah, malaysia, with a redescription of pongobius hugoti and the description of a new species of pongobius (nematoda: oxyuridae).in order to obtain basic data on parasitic infections of bornean orangutans, pongo pygmaeus morio (owen, 1837), in danum valley, sabah, malaysia, fecal examinations were conducted. based on a total of 73 fecal samples from 25 individuals, cysts of entamoeba coli, entamoeba spp., and chilomastix mesnili, cysts and trophozoites of balantidium coli, and eggs of trichuris sp. or spp., unknown strongylid(s), strongyloides fuelleborni, and an unknown oxyurid, plus a rhabditoid larva of strongyloides s ...201020950104
[a retrospective evaluation of the prevalence of intestinal parasites in istanbul, turkey].the aim of this study is to estimate the prevalence of intestinal parasites, in comparison to previous studies in istanbul and different geographic regions of turkey. between january 1999-december 2009, a total of 27664 stool samples from patients with suspicious intestinal parasitic infections who were admitted to istanbul university cerrahpasa medical school hospital were examined for intestinal parasites by using native lugol and formalin-ethyl acetate concentration technique, in adition to t ...201020954117
[investigation of intestinal parasites in students of mustafa cengiz primary school in van].intestinal parasites still maintain as a major public health problem in our country. in this study, we aimed to investigate the distribution of intestinal parasites in 1st and 2nd grade students of mustafa cengiz primary school, aged between 7-9 and to contribute to the parasitological data of our province. for this purpose, stool examinations of a total of 195 students, including 82 boys and 113 girls, were performed. the results of the microscopic analysis of stool samples revealed one or more ...201020954118
[evolution of the prevalence the enteroparasitoses in talca-chile].the prevalence of intestinal parasites in preschool and school children in the city of talca and rural areas belonging to the maule region, was assessed annually by means of the serial parasitological studies in stool which were performed in the parasitology laboratory of the "universidad de talca". for consecutive periods since 1980 until 2008, an estimated prevalence of parasitism of 76.2% in the population studied was found. these results show a marked decrease from 9.8% to 2.5% in pathogenic ...201021046719
prevalence and seasonal variation of human intestinal parasites in patients attending hospital with abdominal symptoms in northern jordan.this study was carried out to determine the prevalence of intestinal parasites and their seasonal variation in northern jordan. a total of 21 906 stool samples were collected over a period of 4 years (2009- 2013) from 5 government hospitals in 3 cities. samples were processed and examined microscopically and by concentration methods. parasitic infection was found in 9611 samples (44%). giardia lamblia was the most prevalent parasite (41%) followed by entamoeba histolytica (31%) and ent. coli (13 ...201728134428
prevalence of intestinal parasitic infection among children from a shanty town in tucuman, argentina.a parasitological survey was conducted in children living in a poor area next to a drainage channel, in tucumán province, argentina. stool specimens from 115 children were collected and samples were analyzed by direct microscopy examination and concentration techniques. the prevalence rate of intestinal parasites infection was high (78.3%) and blastocystis hominis was the most frequent protozoan parasite found (68.9%) followed by giardia intestinalis (33.3%), entamoeba coli (24.4%), endolimax na ...201526691248
assessment of gastrointestinal parasites in wild chimpanzees (pan troglodytes troglodytes) in southeast cameroon.we tested 114 faecal samples from wild simian immunodeficiency virus (siv)-positive (n = 43) and siv-negative (n = 71) chimpanzees (pan troglodytes troglodytes) in southeast cameroon for the presence of gastrointestinal parasites by direct smear. we observed cysts from different protozoa (entamoeba coli and entamoeba histolytica / entamoeba dispar, endolimax nana, iodamoeba butschlii, chilomastix mesnili, balantidium coli and blastocystis cells) and trophozoites from troglodytella abrassarti and ...201424781023
prevalence of intestinal parasites in primary school children of mthatha, eastern cape province, south africa.the presence of intestinal parasites in a population group is indicative of lack of proper sanitation, low economic standards and poor educational background.201324380000
[the distribution of intestinal parasites in people admitted to the yüzüncü yıl university parasitology laboratory of health research and training hospital, in 2009].this study was performed to present the distribution of intestinal parasites in parients admitted to the parasitology laboratory of the health research and training hospital of yüzüncü yıl university in 2009.201222801916
prevalence of intestinal parasites in isfahan city, central iran, 2014.intestinal parasites are important enteric pathogens. poverty, low quality of food and water supply and poor sanitation systems are the important factors associated with intestinal parasitic infections. these kinds of infections can be a good index for hygienic and sanitation status of the society. this study aimed to determine the prevalence of intestinal parasitic infections among humans referred to dr. sharifi clinical laboratory, isfahan, iran, 2014. in this cross sectional study, 652 fecal ...201627605766
a decade of intestinal protozoan epidemiology among settled immigrants in qatar.the world health organization estimates that about 3.5 billion people worldwide are affected by intestinal parasitic infections. reports have already emphasized the role of immigrants in outbreaks of parasitic diseases in industrialized countries. with the mass influx of immigrants to qatar, patent intestinal parasitic infections have been observed. herein, the prevalence of intestinal protozoan infections was analysed in 29,286 records of subjects referred for stool examination at the hamad med ...201627496143
intestinal parasite profile in the stool of hiv positive patients in relation to immune status and comparison of various diagnostic techniques with special reference to cryptosporidium at a tertiary care hospital in south india.acquired immunodeficiency syndrome and related opportunistic infections are a significant cause of morbidity and mortality in susceptible population. this study aims to negate the paucity of data regarding the relation between cd4 levels, prevalence of enteric parasites, and the outcome of treatment with haart (highly active antiretroviral therapy) and cotrimoxazole in kerala, india. multiple stool samples from 200 patients in a cross-sectional study were subjected to microscopy and cryptosporid ...201627493988
study of the gastrointestinal parasitic fauna of captive non-human primates (macaca fascicularis).the aim of this study was to examine helminths and protozoans in cynomolgus macaques (macaca fascicularis) imported from registered breeding facilities in china and their relation to health risks for non-human primate handlers in biomedical research centers and in breeding facilities. fresh fecal samples were collected from a total of 443 m. fascicularis and analyzed by copromicroscopical analysis, immunoenzymatic, or molecular assays. as to helminths, whose eggs were shed in 2.03% of the sample ...201626374536
endoparasites of wild rodents in southeastern iran.this study was aimed to collect wild rodents for endoparasites determination in some parts of sistan and baluchistan province, southeastern iran nearby pakistan and afghanistan countries.201526114139
diversity and prevalence of gastrointestinal parasites in seven non-human primates of the taï national park, côte d'ivoire.parasites and infectious diseases are well-known threats to primate populations. the main objective of this study was to provide baseline data on fecal parasites in the cercopithecid monkeys inhabiting côte d'ivoire's taï national park. seven of eight cercopithecid species present in the park were sampled: cercopithecus diana, cercopithecus campbelli, cercopithecus petaurista, procolobus badius, procolobus verus, colobus polykomos, and cercocebus atys. we collected 3142 monkey stool samples betw ...201525619957
gastrointestinal symbionts of chimpanzees in cantanhez national park, guinea-bissau with respect to habitat of the major factors threatening chimpanzees (pan troglodytes verus) in guinea-bissau is habitat fragmentation. such fragmentation may cause changes in symbiont dynamics resulting in increased susceptibility to infection, changes in host specificity and virulence. we monitored gastrointestinal symbiotic fauna of three chimpanzee subpopulations living within cantanhez national park (cnp) in guinea bissau in the areas with different levels of anthropogenic fragmentation. using standard coprosc ...201323776090
pcr amplification and dna sequence analysis of parasitic intestinal protozoa in specimens stained with chlorazol black e.chlorazol black e (cbe) stain has been used for the detection and identification of intestinal parasitic protozoa. in recent years, genotyping of protozoa has been performed to examine pathogenicity and for epidemiologic analysis. in this study, protozoan dna was amplified from preserved human fecal specimens stained with cbe that were positive for giardia intestinalis (syn. g. lamblia and g. duodenalis), chilomastix mesnili, pentatrichomonas hominis, and entamoeba histolytica. dna was amplified ...201323666647
prevalence of parasites in patients with gastroenteritis at east of mazandaran province, northern iran.parasitic gastrointestinal infections are one of the most important health problems in the developing countries, which lead to the onset of intestinal disease particularly diarrhoea. due to the particular geographic situation in the mazandaran province, individuals are infected with various intestinal parasites. the aim of this study was to determine the prevalence rate of enteropathogenic parasites in the patients with gastroenteritis living at the east of mazandaran province (sari, nekah and j ...201223202601
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