studies in epidemiology of maedi/visna in sheep.lambs born to ewes from flocks with a high incidence of maedi/visna were separated from their dams at birth (group 1), or after 10 h (group 2), six weeks (group 3) or one year (group 4) and were observed for periods of up to eight years. group 1 lambs remained free of infection while 28 per cent, 76 per cent and 81 per cent respectively of lambs in the other groups developed clinical, serological or histopathological evidence of infection during the observation period. it is therefore concluded ...1979233619
[receptivity of some helicids frequent in morocco to the infestation by the larvae of protostongylids. factors of variation (author's transl)].several species of helicids common on pasture in the rabat area were infected by a plurispecific mixture of larvae of protostrongylids. the fecal or pulmonary origin of the larvae does not seem to influence their infective ability. the age of the larvae used for infection displays an important role on the future degree of infection of molluscs: the young larvae are more infestive. the helicids that were most receptive to infection are, arranged in a decreasing order: otala lactea, cochlicella co ...1979533113
gastrointestinal helminths and lungworms of french dairy goats: prevalence and geographical distribution in poitou-charentes.a study was conducted on 81 dairy-goat farms in western france. faecal samples were collected once and 31 culled goats were necropsied in order to assess their gastrointestinal and respiratory helminth species, their prevalences and the intensities of infection as well as their geographical distribution in six subregions of the surveyed area. fifteen species of helminth were recovered. the most frequent were muellerius capillaris, trichostrongylus colubriformis and teladorsagia circumcincta with ...19921494857
efficacy of netobimin against muellerius capillaris and resistant strain of digestive tract strongyles in dairy goats.the efficacy of netobimin against digestive tract strongyles and the small lungworm muellerius capillaris was tested in a dairy goat herd. the drenches were given orally at the rate of 20 mg/kg of body weight once, 10 mg/kg on 2 successive days, or 7.5 mg/kg on 3 successive days. fecal egg counts and larval counts were done 8 days before and on the day of drenching; further counts were performed on postdrenching days 8 and 18. two goats were necropsied, 1 on postdrenching day 5 and 1 on day 10 i ...19911928914
survival of sheep and goat first stage protostrongylid larvae in experimental conditions: influence of humidity and temperature.the survival of first-stage larvae of a laboratory strain of muellerius capillaris and of a natural multispecific infection (neostrongylus linearis, cystocaulus nigrescens, protostrongylus rufescens) was studied for 10 to 12 day periods. the survival was estimated either on larvae in faeces or kept in tap water. temperature (-18 degrees c to 37 degrees c) and desiccation were the ecological factors investigated. m. capillaris was the most tolerant to these factors but showed better survival at 4 ...19911940250
experimental infection of sheep and goats with muellerius capillaris (protostrongylidae, nematoda). 19883188728
quantitative observations on intrapulmonary populations of muellerius capillaris (mueller, 1889) cameron, 1927, in sheep. 19873572660
parasites in sheep grazing on kikuyu (pennisetum clandestinum) pastures in the winter rainfall region.regular worm counts were done post-mortem on sheep that had grazed on kikuyu pastures at the elsenburg research station near stellenbosch, a winter rainfall region. major species were trichostrongylus colubriformis, trichostrongylus axei, while ostertagia circumcincta was usually present in large numbers. minor species were haemonchus contortus, nematodirus spathiger, dictyocaulus filaria, oesophagostomum venulosum, trichuris spp., chabertia ovina and larvae of the arthropod oestrus ovis. muelle ...19873587925
spontaneous pasteurella pneumonia in adult laboratory goats complicated by superinfection with corynebacterium pseudotuberculosis and muellerius capillaris.three cases of pasteurella pneumonia in laboratory goats were diagnosed during a 21 month period. two goats died acutely and a third was euthanized after four weeks of unsuccessful therapy. pasteurella multocida was isolated from the lung lesions of all three goats. corynebacterium pseudotuberculosis and muellerius capillaris also were present in the lungs of the third goat. pasteurella infections were associated with fibrino-hemorrhagic-necrotizing pleuritis and pneumonia, while lungs superinfe ...19854046553
observations on muellerius capillaris (müller, 1889) cameron, 1927. 3. experimental infection of sheep. 19675634078
[the occurrence of broncho-pulmonary nematodes in sheep from emilia-romagna].in the present investigations 510 sheep have been examined for the presence of lungworm larvae: 342 (67,05%) of them proved positive. the identification of the parasites demonstrated the presence of dyctiocaulus filaria in 18,62% of the examined animals, muellerius capillaris in 50%, cystocaulus ocreatus in 26,86% and protostrongylus spp. in 12,35%. all positive flocks were positive for two or more genera of lungworms.1978553276
observations on muellerius capillaris (muller, 1889), cameron, 1927. i. the bionomics and development in trichia hispida (linnaeus) of larvae obtained from sheep grazed on permanent pasture. 19665950125
[developmental ecology of muellerius capillaris larvae in the intermediate host cepaea vindobonensis (fér.)]. 19705457497
[relation between muellerius capillaris infestation of molluscan intermediary hosts and of goats in touraine].32 dairy-goat farms of touraine were investigated for muellerius capillaris infection. faecal and molluscs samples were collected in spring and autumn. the factors of risk for goat were the abundance of helix aspersa in spring and of deroceras reticulatum in autumn. the infestivity of pasture was related to the infection of goat in spring but not in autumn. the faecal larval output in goats depended on the breed of goat at both periods; environmental factors were also of importance.19863566083
the efficacy of fenbendazole and albendazole against the lungworm muellerius capillaris in five trials it was found that the daily administration of fenbendazole in the food for 1 or 2 weeks at dosages of 1.25, 2.5 or 5 mg kg-1 live weight was highly effective against muellerius capillaris infection in goats. treated animals had significantly lower numbers of larvae in the faeces for up to 223 days after treatment. there was no obvious difference between the different dose levels. daily treatment for 2 weeks seemed to be slightly more effective than treatment for 1 week. treatment ...19863564333
absence of pre-natal or milk-borne infection of kids with the lungworm muellerius capillaris. 19883220651
activity of luxabendazole against liver flukes, gastrointestinal roundworms, and lungworms in naturally infected sheep.the anthelmintic potential of luxabendazole was investigated in sheep harboring mixed naturally acquired helminth infections. results were assessed by comparing worm counts of the treated groups (seven animals each) on days 7-8 posttreatment with those of the nontreated control group, except for protostrongylid lungworms, for which the changes in pre- and posttreatment group mean larval counts/g feces were assessed for intensity effect. a single oral treatment at doses of 10.0 or 12.5 mg/kg body ...19882974592
single and dual infections of the land snail helix aspersa with muellerius capillaris and alloionema appendiculatum (nematoda).helix aspersa, a land snail, has been experimentally infected with 2 species of nematodes muellerius capillaris and alloionema appendiculatum. a significant reduction of infection with m. capillaris was recorded in snails preinfected with a. appendiculatum, whereas snails preinfected with m. capillaris were as susceptible to a. appendiculatum.19902380869
[principal helminths of small ruminants in ituri (upper zaire)].from august 1986 to november 1987, about 180 slaughtered sheep and goats were examined at bunia (haut-zaïre) in order to establish the main helminth parasites. seventeen and fifteen species were identified in sheep and goats respectively. the occurrence of stilesia hepatica, oesophagostomum multifoliatum and muellerius capillaris as well as the absence of echinococcus granulosus constituted the original features of this check-list in the area. parasitism the most frequently encountered both in s ...19902369171
dual or single infection of the terrestrial snail solatopupa similis (bruguière, 1792) with two protostrongylid nematodes, muellerius capillaris (mueller, 1889) and neostrongylus linearis (marotel, 1913).the land snails solatopupa similis were experimentally infected with two protostrongylidae, muellerius capillaris and neostrongylus linearis. although the apparent rate of penetration was always high (64-91%), infection remained low (less than 3 larvae/snail); most of the larvae that penetrated the snails did not develop into second stage larvae. rates of snail mortality recorded in infected groups were higher than those observed in non infected snails.19902360772
joint larval development of cystocaulus ocreatus/muellerius capillaris and c. ocreatus/neostrongylus linearis (nematoda) in six species of helicidae (mollusca) experimentally infected).this is the first study on the experimental susceptibility of the following species of molluscs: cernuella (x.) cespitum arigonis, helicella (h.) itala, helicella ordunensis, cochlicella barbara, cepaea nemoralis and helix (c.) aspersa, as intermediate hosts for the combination of both c. ocreatus and m. capillaris, pulmonary parasites in ruminants. furthermore, the larval development of c. ocreatus and n. linearis, the two taken together, has been followed in cernuella (x.) cespitum arigonis, h ...19902085207
effect of concurrent infection with muellerius capillaris on the development of redial generations of fasciola hepatica in lymnaea truncatula.the rediae of fasciola hepatica were counted according to generation in adult and juvenile lymnaea truncatula following single infection with fasciola hepatica, double infection with f. hepatica and then muellerius capillaris, or double infection with m. capillaris and f. hepatica. the rediae found in double infections were essentially first generation and an early cohort from the second generation. the following differences were observed in adult snails which underwent double infection when com ...19921640084
long-term conservation of muellerius capillaris (nematoda, protostrongylidae) first-stage larvae: cryopreservation versus storage at -20 degrees c. 19921495926
population variability of cernuella arigonis (haas, 1929) (mollusca: helicidae) experimentally infected with muellerius capillaris (mueller, 1889) (nematoda: protostrongylidae).data on the level of infection and stage of larval development at the 12th and 40th days post-infection in the host-parasite system cernuella arigonis (haas, 1929) (mollusca: helicidae)/muellerius capillaris (mueller, 1889) (nematoda: protostronglylidae) were obtained. the results show the presence in an area of northern spain of two varieties, geographic races or even sibling species of the host snail.19948091607
comparative survival of first-stage larvae of small lungworms muellerius capillaris and neostrongylus linearis of goats in alfalfa and ryegrass plots.faeces from a goat infected with m capillaris and from another infected with n linearis were used to assess survival of first-stage larvae under natural conditions in northwest france in mid-autumn, at the high-risk period. the faeces were deposited on 3 plots covered respectively with ryegrass, short cut alfalfa and high alfalfa. the desiccation of faeces and survival of larvae were tested at 1, 7, 14 and 21-d intervals. survival of m capillaris was much higher than that of n linearis in all pl ...19938343811
survey of parasites in dairy goats.the survey was performed to study prevalence and intensity of parasitic infection in goats. fecal samples were examined from 336 goats in southeastern pennsylvania and northern maryland. on the basis of fecal egg, oocyst, and larval counts, the following results were obtained. eimerian oocysts were found in 100% of the fecal samples and the greatest fecal oocyst counts were found in goats under 6 months of age. strongyle eggs and strongyloides eggs were present in 76% and 20%, respectively, of t ...1978666082
observations on muellerius capillaris (müller, 1889), cameron, 1927. ii. experimental infection of mice, guinea-pigs and rabbits with third stage larvae. 19666008019
[esophageal closure and the efficacy of febantel against muellerius capillaris in goats]. 19958590430
gross and light-microscopic features of ovine pulmonary hydatidosis and verminous pneumonias in morocco.verminous pneumonias appear to be common in sheep in morocco, therefore, a systematic study was undertaken to classify the pulmonary changes induced by various parasites in morocco. a total of 613 pairs of lungs with parasitic pneumonias were diagnosed in 1152 young and adult sheep either slaughtered at two abattoirs in morocco (487 out of 1152 sheep) or received at necropsy services (126 out of 1152 sheep) over a 15-month period. based on gross and microscopic findings, four types of pulmonary ...19958592907
muellerius capillaris (mueller, 1889) (nematoda: protostrongylidae): an unusual finding in rocky mountain bighorn sheep (ovis canadensis canadensis shaw) in south dakota.lungs and fecal samples from nine hunter-killed rocky mountain bighorn sheep were examined for lungworms. all samples contained adults and/or larvae of muellerius capillaris (mueller, 1889). protostrongylus spp., the lungworms commonly reported from bighorn sheep, were not present in any samples. larvae of m. capillaris bear a spine on the dorsal side of the posterior end and are shorter than dorsal-spined larvae of other lungworms recorded from north american ungulates. larvae similar in shape ...19846530714
coccidial and helminth infections in goats kept indoors in the investigation was carried out on coccidial and helminth infections in goats kept indoors on five farms in the netherlands. the goats were individually sampled. coccidial oocysts were identified and nematode eggs counted. larval cultures were made and infective larvae identified to the generic or species level. the goats were divided into three groups according to their age: kids, those weaned but not served, and older goats. oocysts were found in 26 out of 27 kids (96.3%), in 52 out of 55 wea ...19968720569
epidemiological aspects of lungworm infections of goats in morocco.the results of a survey of lungworm infections in goats in the middle atlas and rabat areas in morocco during 1990-1992 are reported. five species were recorded: dictyocaulus filaria, protostrongylus rufescens, cystocaulus ocreatus, muellerius capillaris and neostrongylus linearis. the parasitological profile of protostrongylid species was represented by muellerius (69-78%), protostrongylus (16-25%) and cystocaulus (5-6%) in the rabat and middle atlas areas. neostrongylus was virtually non-exist ...19968750686
[dose as the determining factor for the size of the parasite population in the muellerius capillaris/cernuella cespitum arigonis system (nematoda, protostrongylidae/mollusca, stylommatophora].ten lots, each one made up of 40 specimens of the snail cernuella (xeromagna) cespitum arigonis, were infected with l1 of the nematode muellerius capillaris, at dosages ranging from 50 up to 1,000 l1/mollusc, in order to determine the influence of the infecting dose on the invasion and further development of the parasite population. mathematical calculations are based on a basic model of a growing population. during the invasion phase a densith dependence on the number of available larvae was de ...19836638596
efficacy of fenbendazole and cambendazole against muellerius capillaris in dairy goats.two anthelmintics, fenbendazole and cambendazole, were used in an attempt to eliminate muellerius capillaris infections in a group of 44 goats. during the course of this study (508 days), m capillaris larvae were found in at least one fecal specimen from each of 22 of the 44 goats. all 44 goats were dewormed with fenbendazole (30 mg/kg of body weight) at the onset of this study (day 18). two additional dewormings with fenbendazole at 4- to 8-week intervals were restricted to the goats that conti ...19854051297
comparative susceptibility of romanov and lacaune sheep to gastrointestinal nematodes and small lungworms.the susceptibility of romanov and lacaune sheep to nematode parasites was studied in a permanent flock grazing an extensive pasture. the output of strongyle eggs and protostrongyle larvae was higher in romanov ewes. faecal samples of the romanov ewes more often harboured nematodirus eggs while the larvae recovered from cultures of these samples contained a higher percentage of teladorsagia. romanov tracer lambs had a significantly heavier adult teladorsagia burden. this higher natural susceptibi ...19863962166
assessment of the severity of natural infections of kids and adult goats by small lungworms (protostrongylidae, nematoda) using macroscopic lesion scores.assessment of the severity of natural infections of kids and adult goats by small lungworms using macroscopic lesion scores was carried out on 476 lungs originating from the rabat area of morocco. the prevalence of infection was 98% in kids and 100% in adult goats. the diaphragmatic lobes were the preferential site for protostrongylids. the average number of nodules (mostly muellerius capillaris) and lobular lesions (mostly protostrongylus rufescens and cystocaulus ocreatus) was 174 and 9 per pa ...19979112736
on first-stage larval resistance under controlled conditions of three species of nematodes of the family protostrongylidae leiper, 1926.a study was made on the survival of the first larval-stage of three species of the family protostrongylidae (cystocaulus ocreatus, muellerius capillaris and neostrongylus linearis). at every temperature (5, 12, 20, 26 and 36 degrees c) and humidity (100, 70 and 30%) combinations, the species which needed the least time to reach the pre-established (50, 75 and 95%) mortality rates was neostrongylus linearis. in all cases muellerius capillaris was the species needing the longest time to reach the ...19863813415
the use of tracer lambs for monitoring protostrongylid infection on extension pastures of morroco.three tracer lambs were grazed each month from december 1979 to september 1980 on pastures infected by muellerius capillaris. at slaughter, the lesions on the lungs and the parasite population in lungs and jejunal, mediastinal and bronchial lymph nodes were examined. the density and infection of the malacofauna were also recorded. the infection of slugs reached a maximum in february-march, and that of sheep in april-may. the internal life-cycle was characterized by the long duration of third-sta ...19863777804
regulation of infection by a nematode (muellerius capillaris) in the snail theba pisana. 19873585049
lung nematodes of chamois in the low tatra national park, slovakia.chamois (rupicapra rupicapra tatrica) in the low tatra national park are largely infected with the lungworms muellerius capillaris and m. tenuispiculatus and sporadically with dictyocaulus viviparus. the mean number of first stage larvae (l1) per gram of faeces collected at chamois stands over the years 1981-1988 varied between 28.2 (+/- 11.9) and 61.6 (+/- 35.9). the degree of infection in chamois herds was significantly higher in the spring and autumn months, except for the spring of 1981, tha ...19947706685
muellerius capillaris in north-east zaire: prevalence in sheep and goats and determination of intermediate hosts.muellerius capillaris was the only species of nematode recovered from the lungs of young and adult sheep and goats of north-east zaire. the prevalences were of 19% (sheep) and 32% (goats). the slug atoxon pallens contained larvae in natural conditions and represents a potential intermediate host. the land snails achatinidae (achatina stuhlmanni and limicolaria spp.) could not be experimentally infected with m. capillaris larvae.19892600412
land snails and periods at high risk for protostrongylid infection on a sheep-grazed pasture of northeast tunisia.the population density and level of infection of terrestrial molluscs, and the output by sheep of first stage protostrongylid larvae, were assessed monthly during a 1-year study. muellerius capillaris was the predominant protostrongylid (approximately 80% of the larval output); neostrongylus was also found. eobania vermiculata, cernuella virgata and trochoidea elegans were the most common molluscs. juveniles were less infected than adults. banded e. vermiculata had a lower intensity of infection ...19902382378
prevalence of muellerius capillaris in free-ranging spotted deer (cervus axis) in india and its experimental cross-transmission to goats.a survey to assess the prevalence of parasitic infections among axis deer (cervus axis) in three national parks in india revealed infections with the lungworm muellerius capillaris. clinical signs were not evident in infected animals. therefore, it is suggested that c. axis is probably a carrier of the infection. under laboratory conditions, terrestrial molluscs (macrochalamys sp.) were infected with first stage larvae of m. capillaris collected from fecal pellets of c. axis. feeding of third st ...19912023306
[studies on the epizootiology of maedi/visna in sheep (author's transl)].the transmission of maedi/visna from a severely infected flock to their progeny was studied. at birth, the lambs were divided at random in four groups of approximately forty animals each, which were exposed to the parent flock for zero hours, ten hours, six weeks and one year respectively. although more than 80 percent of the ewes were affected with maedi, lambs which were separated from the ewes immediately after birth continued to be free from maedi/visna virus infection during an eight years ...1979516037
efficacy of ivermectin delivered via a controlled-release capsule against small lungworms (protostrongylidae) in evaluate the efficacy of an ivermectin controlled-release capsule (crc), which delivers 1.6 mg ivermectin per day intraruminally for 100 days to sheep weighing 40-80 kg (ivomec maximizer cr capsule for adult sheep, merial), against small lungworms two studies with 48 naturally infected adult female merino landrace sheep were conducted. the sheep were allocated by restricted randomization based on bodyweight to untreated controls or received an ivermectin crc. eight sheep per group were necrop ...200212420864
[cepaea nemoralis (helicidae, stylommatophora) as experimental intermediate host of muellerius capillaris (protostrongylidae, nematoda) (author's transl)]. 1979483973
the effect of parasitism by fasciola hepatica and muellerius capillaris on the nerve ganglia of lymnaea truncatulamorphometric and histopathological studies were performed in lymnaea truncatula experimentally infected by fasciola hepatica or muellerius capillaris between days 30 and 60 postinfection. in the pedal ganglia, snail parasitism had a significant influence on the decrease in length and the increase in width in the m. capillaris group. in the dorsal lobes of cerebral ganglia, snail parasitism had a significant influence on the decrease in lobe width in the f. hepatica group and the increase in widt ...19968812611
a quantitative approach to nematode lungworm burdens in goats.nematode lungworm burdens are difficult to evaluate of necropsy. the recovery of protostrongylid worms was achieved by three different post-mortem quantification techniques. perfusion of the lungs under watertap pressure was successful in washing out protostrongylus rufescens and cystocaulus ocreatus but not muellerius capillaris and neostrongylus. incubation of the lungs by pepsin and hydrochloric acid solution prior to perfusion helped to recover trapped muellerius and neostrongylus. worm nodu ...19969008739
[endoparasitic infections in sheep from the swabian alb].the endoparasite fauna of 59 slaughtered sheep (30 lambs, 29 ewes) from the swabian alb, germany, was examined. one species of trematodes, 3 species of cestodes, 29 species of nematodes (23 species of gastro-intestinal and 6 species of lung nematodes), 1 species of arthropodes and 1 species of protozoa were recorded. all animals were infected with dicrocoelium dentriticum as well as gastro-intestinal and lung nematodes, 45.8% with moniezia spp., 15.3% with cysticercus tenuicollis, 55.9% with oes ...19989857565
[effectiveness of oxfendazole against muellerius capillaris (nematoda: protostrongylidae) in goats].the effectiveness of oxfendazole against the lungworm muellerius capillaris was studied on a dairy-goat farm. the goats were treated with a single dose of 5 or 10 mg. per kg/bodyweight or with a dose of 5 mg per kg given three times at 48-hours-intervals. within a week after treatment, the mean larval counts in the faeces were reduced by 95.7, 89.9 and 99.6 per cent respectively compared with the untreated goats. within twelve weeks after treatment, this proportion was markedly reduced in the an ...19836658756
treatment of small lungworm infestation in sheep by using moxidectin.the use of moxidectin (mxd) in the treatment of small lungworm infestation (cystocaulus ocreatus, muellerius capillaris, neostrongylus linearis and protostronglylus rufescens) in sheep, was evaluated. twenty-one sheep naturally infested with small lungworms, were divided into three groups (n = 7) and treated as follows: group a with moxidectin 1% injectable solution at a dose rate of 0.2mgkg(-1) bodyweight, group b with moxidectin 0.1% oral drench at a dose rate of 0.2 mgkg(-1) bodyweight and gr ...200415135874
[infestation of goats by muellerius capillaris in pastures. role of the infesting larvae released after the death of the intermediate slug host]. 19827168534
a slaughterhouse survey of lung lesions in goats.a survey of the lungs from 4284 goats killed at a slaughterhouse in the north island of new zealand during the winter of 1990 revealed only ten cases of non-parasitic bronchopneumonia. however, 41% of the lungs had lesions consistent with infection by muellerius capillaris, 33% with dictyocaulus filaria, and 8% with both species. the prevalence of parasitic lesions increased with age. the carcasses of goats with mild to severe dictyocaulus filaria lesions were from 0.81 to 1.52 kg lighter than t ...199216031656
transmission and treatment of muellerius capillaris in goats. 19817284954
individual fluctuations in efficacy of febantel against muellerius capillaris in hundred and eighty-seven dairy goats originating from 7 farms in western france were treated individually with febantel (probenzimidazole drug) at a dose rate of 5 mg/kg in spring 1991. individual faecal samples were collected on d 0, 7 and 21 post-treatment and processed for counting first stage larvae of muellerius capillaris (lpg: larvae per gram of faeces). eggs of digestive tract strongyles were also counted on d 0 and 7 (epg: eggs per gram of faeces). blood samples were taken on d 0 to ...19957735302
study on small ruminant lungworms in northeastern ethiopia.a cross-sectional study of lungworm infection was carried out with the aim of determining the prevalence of lungworm infection of small ruminants and identifying the species of the respiratory helminthes circulating in six districts of northeastern ethiopia: debresina, legambo, habru, kalu, chaffa-dawi and artumana-fersejelle. faecal and postmortem examination were conducted from 1162 and 104 animals, respectively. an overall infection rate of 53.6% and 66.3% was found by faecal and postmortem e ...200616919877
[parasites of mouflons, stags and roe-deer from the lower silesia region].the study concerning internal and external parasites in deer was conducted in selected lower silesia forest inspections from may 1988 till june 1992. coproscopic method and section were applied. only in roe-deer the highly extensive invasion of gastrointestinal nematodes was observed (from 50% to 81%, depending on inspections). most frequent were the ostertagia (60%) and nematodirus (30%) types. another problem, mainly in mouflons, were lung nematodes of protostrongylidae family, of which the mu ...19947801642
lungworms of ruminants.several species of nematodes parasitize the respiratory tract of ruminants. disease due to infection with these parasites occurs less frequently in north america than in other parts of the world but can be locally and regionally important. the life cycles, epidemiology, pathology, diagnosis and treatment of dictyocaulus viviparus, dictyocaulus filaria, and muellerius capillaris are summarized in this article.200617071354
relationship between the excretion of protostrongylid larvae in sheep in north-west spain and climatic conditions.the relationship between different climatic factors (temperature, relative humidity and rainfall) and the pattern of lungworm larval excretion was studied in sheep under a continuous grazing pattern in north-west spain, where the climate is intermediate between sub-humid mediterranean with an atlantic tendency and european atlantic. over a period of one year, 44 animals were sampled once a month at random from a flock of 80 galician breed sheep, all over 4 years old. faeces were taken directly f ...19947829839
variability in susceptibility to anthelmintics of the lungworm muellerius capillaris first-stage larvae. relationship to dairy-goat farms and previous exposure to febantel dairy-goat farms, located in central, western france, were studied in order to assess the variability in susceptibility of the lungworm muellerius capillaris first-stage larvae (l1) to 3 different anthelmintics in relation to farm origin, by means of motility tests. the motility tests were performed by mixing larval suspensions with pyrantel (pyr), thiabendazole (tbz) or ivermectin (ive) solutions (3 concentrations x 3 incubation durations). the same anthelmintic tests were repeated 7 and ...19947889035
muellerius capillaris: resumption of shedding larva in feces following anthelmintic treatment and prevalence in housed goats. 198817423048
umingmakstrongylus pallikuukensis (nematoda: protostrongylidae) in gastropods: larval morphology, morphometrics, and development rates.morphological and morphometric aspects of larval development of umingmakstrongylus pallikuukensis in deroceras laeve and the effects of temperature on development rates in d. laeve and deroceras reticulatum were investigated in the laboratory. larval stages were best differentiated by separation of cuticular sheaths, tail structure, and viability following digestion. growth in body and esophagus width was observed during the first-stage within the intermediate host, but the major increases in bo ...200111426714
farm history and breeding management influences on the intensity and specific diversity of nematode infection of dairy goats.sixteen dairy-goat farms were investigated in the centre-west of france for nematode infection. the intensity of infection was assessed by means of faecal egg counts and nematode counts at necropsy for digestive-tract nematodes and faecal larval counts for muellerius capillaris. the specific diversity and prevalence were estimated by worm counts of 28 necropsied culled goats. the history and breeding management were recorded by means of a questionnaire. specific diversity was estimated on two cu ...19947975117
transmission of lungworms (muellerius capillaris) from domestic goats to bighorn sheep on common pasture.four domestic goats (capra hircus) that were passing first-stage dorsal-spined larvae of muellerius capillaris were copastured on a 0.82-ha pasture for 11 mo from may 2003 to april 2004 with seven rocky mountain bighorn sheep (ovis canadensis) that were not passing dorsal-spined larvae. during the 11-mo experiment, two bighorn sheep died from pneumonia caused by mannheimia (pasteurella) haemolytica biotype a, serotype 2. the remaining five bighorn sheep and the four domestic goats remained healt ...200919395736
bronchopulmonary nematode infection of capra pyrenaica in the sierra nevada massif, spain.the present investigation examined the prevalence and abundance of bronchopulmonary nematodes in 213 randomly hunted iberian ibexes (capra pyrenaica) (87 females and 126 males) in the sierra nevada mountain range in spain between 2003 and 2006. post mortem examination revealed an overall prevalence of 72% for adult nematodes (cystocaulus ocreatus 44%, muellerius capillaris 44%, protostrongylus sp. 40%, and dictyocaulus filaria 4%). the abundances were 13.45+/-3.97, 5.18+/-2.49, 6.36+/-2.16, and ...200919596519
the development of fasciola hepatica parthenitae in lymnaea truncatula by modification of muellerius capillaris and juvenile lymnaea truncatula (height 4 and 1 mm, respectively) were subjected to a dual infection with either fasciola hepatica and muellerius capillaris, or with m. capillaris and f. hepatica at 4-h, 7-, 14- and 30-day intervals between the two exposures. the results were compared with those of snails which had been infected with a single parasite species. in dually infected snails, there was a high mortality at the second exposure to both parasite species, and it was strongly increase ...19938496006
some pathological features of lungs from domestic and wild ruminants with single and mixed protostrongylid infections.lungs of 40 ruminants from bulgaria with natural small lungworm (nematoda: protostrongylidae) infections were investigated, including 16 goats, 15 sheep, 7 mouflons, and 2 chamois. muellerius capillaris, m. tenuispiculatus, cystocaulus ocreatus, neostrongylus linearis, and protostrongylus brevispiculum infections were predominantly associated with nodular lesions, and protostrongylus rufescens, protostrongylus hobmaieri and protostrongylus rupicaprae were associated with extensive lesions locate ...201020445790
influence of desiccation of faeces on survival and infectivity of first-stage larvae of muellerius capillaris and neostrongylus linearis.first-stage larvae of pure strains of m. capillaris and n. linearis (nematoda: protostrongylidae) from goats were used to assess the influence of rapid desiccation on survival. m. capillaris survived desiccation of faeces better than n. linearis. the latter species was particularly susceptible to duration of storage after desiccation (0 to 10 days). surviving larvae of desiccated batches of m. capillaris were less able to infect the land-snail candidula intersecta. resistance of first-stage larv ...19921452996
ecological relations among first-stage larvae of four species of protostrongylidae (nematoda) within their ovine host.competitive relations between protostrongylid nematodes parasitic in the ovine lung, using competition coefficients and asymptotic densities showed that two relatively scarce species (neostrongylus linearis and protostrongylus rufescens) exert strong competitive actions on the two most abundant species (cystocaulus ocreatus and muellerius capillaris). p. rufescens could lead to the disappearance of the more abundant species, if other compensatory factors did not exist in their life cycle.19968574249
natural infection by gastrointestinal and bronchopulmonary nematodes in mouflons (ovis musimon) and their response to netobimin treatment.gastrointestinal and bronchopulmonary nematode infections and the efficacy of netobimin (hapasil) were analyzed by way of fecal examination in 10 female mouflons (ovis musimon), in central spain, february 1993. before treatment all 10 mouflons had trichostrongylus axei, teladorsagia circumcincta and marshallagia spp.; sic had nematodirus spp., two had trichuris sp., one had capillaria sp., seven had bronchopulmonary dictyocaulus filaria and 10 mouflons had protostrongylid lungworms (muellerius c ...19968627934
site of development of the lungworm muellerius capillaris in experimentally infected lambs. 195813563687
sentinels in a climatic outpost: endoparasites in the introduced muskox (ovibos moschatus wardi) population of dovrefjell, norway.we assessed the occurrence of endoparasite eggs, cysts, oocysts and larvae in the muskox population of dovrefjell, norway, during june and august 2012. this population originates from 13 calves translocated from eastern greenland during the 1950s. a total of 167 faecal samples were collected, of which 49% came from identified individuals: 165 were examined by the baermann and 95 by mcmaster techniques and 167 by immunofluorescence antibody test (ifat). lungworm larvae recovered in the baermanns ...201425161914
roe deer as host for muellerius capillaris. 196314076755
[effect of flubendazole on muellerius capillaris in mouflon].muellerius capillaris is the most important pneumonematode of the mouflon kept in the czech republic. particularly high values of prevalence and intensity of infection are recorded in the mouflon stocks kept in preserves. numerous anthelmintics can be used for pharmacotherapy. adulticide effect of the drug in verminous lung foci should be the aim of administrations. the aim of this study was to test anthelmintic efficacy of flubendazole (fbz) against m. capiollaris in mouflon. the study was cond ...19969036620
between goat-farm biological variability of the nematode muellerius capillaris first-stage larvea. influence of anthelmintic dairy-goat farms from the centerwest of france were investigated for morphology and ecology of first-stage larvae (l1) of muellerius capillaris before and after treatment of goats with febantel, a probenzimidazole anthelmintic. the lengths, survivals at 20 and -20 degrees c, and infectivity of l1 to intermediate host helix aspersa, were different between farms. the between farms differences in survivals were reduced after treatment of goats with febantel. the observed between farm differen ...19949140473
bronchoalveolar cellular responses of goats following infections with muellerius capillaris (protostrongylidae, nematoda).the development of muellerius capillaris in the lung of goats was associated with marked tissue damage and pronounced a cellular reaction. using broncho-alveolar lavage, the time course of the cellular responses was studied following primary and secondary infection. during the primary infection, there was a biphasic increase in total broncho-alveolar leucocytes (an average of 294.0 +/- 137.0 cells microl[-1]) and in the absolute number of macrophages (182.0 +/- 82.0 cells ul[-1]), lymphocytes (6 ...19979343341
protostrongylid nematode infection of chamois (rupicapra rupicapra) at the bauges massif (french alps).from 1979 to 1985, protostrongylid infections (small lungworms) of chamois were studied at the bauges hunting reserve, in the western alps. fifty-two chamois were necropsied on 24 sites and lung nematodes identified to species. from june to november 1985, a more detailed study was undertaken on four sites where chamois were the only ruminants. first-stage larvae excreted in feces and infection of snails intermediate hosts were monitored. the protostrongylid species were, arranged in decreasing o ...19989746285
experimental infection of lambs with muellerius capillaris. 195914438839
impact of the nematophagous fungus duddingtonia flagrans on muellerius capillaris larvae in goat faeces.the small lungworm muellerius capillaris is very prevalent in goats and causes production losses. its control is particularly difficult. the nematophagous fungus duddingtonia flagrans has been shown to be effective in trapping a large range of gastro-intestinal nematode larvae but its trapping activity against small lungworm remains to be assessed. the purpose of this work was firstly, to evaluate the ability of first-stage larvae of m. capillaris (l1) to induce trap formation in in vitro condit ...200515936150
muellerius capillaris in goats and sheep in uganda. 197616300133
[influence of environmental factors and host on survival of first stage larvae of muellerius capillaris].the authors studied the resistance of the first stage larvae of muellerius capillaris for 75 days period. the survival of larvae was estimated on larvae in faeces and in water. the environmental factor investigated were different temperatures: -18 degrees c, 3 degrees c and 20 degrees c. m.capillaris l1 showed the most tolerance to -18 degrees c. survival of larvae in water differed from that estimated in faeces. 23,0 -100% larvae in faeces at -18 degrees c have survived 30 days, while about 50% ...200116886424
[helminth species of goats in germany].the helminth fauna of the gastrointestinal tract of 25 and the respiratory organs and the livers of 6 german goats was qualitatively and quantitatively examined. one trematode species (dicrocoelium dendriticum), 2 species of cestodes (moniezia expansa and metacestodes of taenia hydatigena) and 28 species of nematodes (24 in the gastrointestinal tract and 4 in the lungs) were recorded. two goats were infested with oestrus ovis larvae. the most prevalent species were ostertagia circumcincta and ch ...19989880938
comparative evaluation of two emigration/sedimentation techniques for the recovery of dictyocaulid and protostrongylid larvae from faeces.a comparison between the performance of a flask and a funnel method in recovering dictyocaulid and protostrongylid larvae from faeces revealed the clear superiority of the former. on an average, 137% (p<0.01) more dictyocaulus viviparus, 175% (p<0.05) more muellerius capillaris and 1709% (p < 0.01) more elaphostrongylus cervi larvae were recovered from samples processed by flask rather than funnel. attempts to further improve the flask method by substituting cloth stockinette for paper tissue, t ...19999950340
desiccation tolerance of muellerius capillaris first-stage larvae from israeli arid and french temperate habitats and their compatibility to the land snail theba pisana.the survival capacities of muellerius capillaris (nematoda: protostrongylidae) free-living larval stages (l1) of an israeli desert isolate (nubian isolate) (92 mm rain per annum) and a french isolate from a temperate habitat (650 mm rain per annum) were compared under humid and extreme dry conditions. under the dry conditions (7% relative humidity [r.h.] and 33% r.h. at 23 degrees c), both isolates exhibited the same remarkable survival capacity for periods of 17 and 28 days, respectively (> 92% ...199910633924
bighorn sheep, a new host record for parelaphostrongylus odocoilei (nematoda: protostrongylidae).larval nematodes with a dorsal spine on the tail were recovered from fecal samples of california bighorn sheep (ovis canadensis californiana) in northeastern washington state, usa. the identity of these dorsal-spined larvae (dsl) was established by single-strand conformation polymorphism (sscp) analyses of a partial fragment of the first internal transcribed spacer of the ribosomal dna. the sscp profiles of individual dsl from bighorn sheep were compared with those of dsl of five protostrongylid ...200617255460
treatment of goats infected with the lungworm muellerius capillaris.goats naturally infected with muellerius capillaris were treated with ivermectin subcutaneously once or twice at the rate of 200 or 300 mug/kg body wt or with fenbendazole per os twice at 15 mug/kg body wt. goats ceased passing larvae 11 to 20 days after treatment, and except for one doe, larvae reappeared in feces 34 to 59 days after treatment. in sections of lung of ivermectin-treated goats, adult muellerius had swollen body walls and disrupted intestinal tracts. granulomas, some mineralized, ...198617422680
biological control of infective larvae of a gastro-intestinal nematode (teladorsagia circumcincta) and a small lungworm (muellerius capillaris) by duddingtonia flagrans in goat faeces.the high prevalence of benzimidazole-resistant nematodes in french grazing dairy goat flocks led to a search for nematode-control schemes based on integrated approaches with non-chemical options, like vaccination, grazing management, or biological control using nematophagous fungi. the effect of the daily feeding of goats with spores of the nematophagous fungus duddingtonia flagrans on third-stage larvae (l3) of teladorsagia circumcincta was examined in faecal cultures. in addition, the effect o ...200312489008
observations on the larval stages of muellerius capillaris within the intermediate hosts agriolimax agrestis and a. reticulatus. 195713429020
molecular phylogeny and diagnosis of species of the family protostrongylidae from caprine hosts in uzbekistan.protostrongylids are important pulmonary parasites of ungulates, particularly caprines. their complex life cycles involve terrestrian gastropods as intermediate hosts. morphological discrimination of larvae in feces and snails is impossible to the species level, and molecular data are missing for many species. to improve diagnosis and epidemiology of protostrongylids, this study describes internal transcribed spacer 2 (its-2) sequences for five protostrongylid and one metastrongylid species from ...201525595657
an analysis of seroprevalence and risk factors for parasitic infections of economic importance in small ruminants in greece.a cross-sectional serological survey was carried out to screen the small ruminants of thessaly, greece, for infection with haemonchus contortus, lungworms (i.e. cystocaulus ocreatus, muellerius capillaris, protostrongylus rufescens and neostrongylus linearis) as a group, and for cysticercus tenuicolis, linguatula serrata and oestrus ovis. a second objective was to determine the risk factors related to herd characteristics, management practices, farmer status and bioclimatic variables associated ...201425155306
prevalence of pasture-associated metazoal endoparasites in bavarian dairy goat herds and farmers' approaches to parasite control.the majority of dairy goat farms in bavaria operate pasture-based systems. endoparasites are therefore a common problem affecting health and productivity of these herds. pooled faecal samples from 37 commercial dairy goat farms in bavaria were examined by modified mcmaster, flotation, sedimentation and baermann funnel techniques. in addition, a questionnaire was used to gather information on farmers' perceptions and parasite management efforts. the average trichostrongyle faecal egg count across ...201627529995
echinococcus granulosus: contamination of hydatid cysts with eggs and larvae of the nematode muellerius capillaris. 199817040720
field efficacy of eprinomectin against a natural muellerius capillaris infection in dairy goats.the field efficacy of eprinomectin against a natural infection with muellerius capillaris was evaluated in adult dairy goats. a total of 13 animals were included in a crossover treatment study. animals were treated with eprinomectin (0.5 mg/kg) in the spring and again in the autumn of 2006, and monitored by enumeration of the lungworm larvae per gram of faeces (lpg). the reduction in lpg on days 7, 21 and 42 after treatment was used to evaluate the anthelmintic efficacy. both in the spring and i ...200717475406
characterization of local immune response against lungworms in naturally infected sheep.this study describes the immunohistochemical and histochemical phenotypes of inflammatory cells in sheep lungs infected with lungworms. a total of 20 naturally infected sheep lungs were used. protostrongylus spp., muellerius capillaris, neostrongylus linearis, and cystocaulus ocreatus were the chief organisms determined from such lesions, which were of a chronic nature. all the lungs had many developmental stages of the parasites and a similar inflammatory response, which included numerous mast ...200919108954
aquatic molluscs as auxiliary hosts for terrestrial nematode parasites: implications for pathogen transmission in a changing climate.nematodes are common parasites of molluscs but are often overlooked. both metastrongyloid and rhabditoid species dominate the fauna within land snail and slug populations. nevertheless, a key characteristic of many laboratory studies is the ability of these terrestrial nematodes to utilize aquatic molluscs as auxiliary hosts. the significance of this to the ecology of the parasite has never been evaluated. there is increasing concern as to the impact of climate change on the epidemiology of many ...201020388234
efficacy of anthelminthic control programs against natural muellerius capillaris infection in sheep in the north-west of spain. effect on blood gases and ph in venous blood samples.the field efficacy of a single dose treatment against natural m. capillaris infection using different anthelmintic drugs, extensively employed in ovine parasite control programs in galicia (n.w. spain), and the effect of protostrongylid infection on ovine respiratory functions, were evaluated. five groups (n = 5) of ewes were used in this study; animals were treated with injectable ivermectin 10.2 mg/kg), levamisole (7.5 mg/kg) and albendazole (5 mg/kg) and monitored at 0, 7, 21, 42 and 63 days ...201020597445
muellerius capillaris dominates the lungworm community of bighorn sheep at the national bison range, montana.lungworm infections are common among bighorn sheep (ovis canadensis) in north america, and the predominant species reported are protostrongylus stilesi and p. rushi. the only records of another lungworm species, muellerius capillaris, infecting bighorns come from south dakota, usa. at the national bison range (nbr), montana, usa we found that across six sampling periods, 100% of wild bighorn sheep surveyed were passing first-stage dorsal-spined larvae (dsl) which appeared to be consistent with m ...201020688711
protostrongylid infection in meat sheep from northwestern spain: prevalence and risk factors.2093 faecal samples from 74 commercial meat ovine flocks were collected and examined by the baermann-wetzel method for protostrongylid infection. the risk of being infected by lungworms was evaluated with a data mining classification tree (chaid), and the intensity of infection with a general linear model (glm). 242 out of 2093 faecal samples examined were positive for protostrongylid infection (11.6%; 95% ci 10.2-12.9). only two species were found, muellerius capillaris (97.9%) and neostrongylu ...201121269772
species composition and morphology of protostrongylids (nematoda: protostrongylidae) in ruminants from bulgaria.lungs of 52 ruminants from different regions of bulgaria, 16 from goats (capra aegagrus f. domestica l.), 15 from sheep (ovis ammon f. domestica l.), 11 from mouflons (ovis musimon l.), and 10 from chamois (rupicapra rupicapra l.), were investigated. the aim of the study was to determine the species composition of small lungworms in these hosts. the obtained results are summarized with those of previous studies, and a picture of the present status of the species composition of protostrongylids i ...201121461727
efficacy and persistent activity of moxidectin against natural muellerius capillaris infection in goats and pathological consequences of muelleriosis.the effect of moxidectin against natural muellerius capillaris infection in goats was evaluated in this study. long-acting moxidectin at a single dose of 1 mg kg(-1) body weight was administered to an entire flock (n=10) of goats. the individual faecal larval count reduction was applied as an indicator of treatment efficacy. a significant reduction (>98%) in larval counts was observed in all surveyed animals 14 days after drug administration. moxidectin demonstrated persistent activity in this s ...201626872935
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