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biopsies of nails. subungual scabies. 19836410932
ivermectin for the control of swine scabies: relative values of prefarrowing treatment of sows and weaning treatment of pigs.ivermectin given in a single subcutaneous dose (300 micrograms/kg of body weight) was tested for activity against swine scabies (sarcoptes scabiei). efficacy was determined by recoveries of mites from ear scrapings and by observations of clinical signs. treatment of infected sows 8 to 37 days before farrowing eliminated scabies from the sows and prevented its transmission to their offspring. pigs farrowed by ivermectin-treated sows remained noninfected throughout the study regardless of whether ...19836410942
experimental canine scabies in humans.adult female sarcoptes scabiei var. canis mites were applied to human skin for 96 hours in an experimental chamber. clinical lesions produced during this period were studied histologically. the organisms burrowed, defecated, and laid up to nine eggs that developed normally. two eggs hatched after removal from the host. a life cycle was not completed during this short experiment, but these results suggest canine scabies are capable of such activities on human skin.19836415133
mites and bites. 19836415493
fine morphology of the egg-shell of sarcoptes scabiei(l.) (acarina: sarcoptidae). 19836417035
scanning electron microscopy of the scabies burrow and its contents, with special reference to the sarcoptes scabiei egg.an entire burrow of a female sarcoptes scabiei (var. hominis) mite was examined by scanning electron microscopy during serial transverse sectioning. the elevated roof and the wall were composed of compacted corneocytes. the floor had a smooth surface except at the anterior end. here it was made up of nucleated stratum granulosum cells, etched in appearance, presumably having been chewed by the mite. the female mite, the larvae, scybala, and eggs were also examined. the ultrastructure of the eggs ...19836417198
[experimental studies of the clinical course and sequelae of sarcoptic mange in swine]. 19836418106
[life span of sarcoptic mites and their developmental stages in skin scrapings of swine under various environmental conditions]. 19836418107
the immunology of scabies.scabies is an inflammatory skin disease caused by the mite sarcoptes scabiei. the mite itself provokes little dermatitis. the rash and itch associated with scabies is probably a manifestation of immune response. the immune response may help to limit the number of infesting organisms either directly by toxic products generated during the reaction or indirectly by evoking scratch. critical studies using purified antigens from scabies mites in vivo and in vitro will be necessary in order to clarify ...19836419647
evaluation of a sponge-on therapy for canine scabies.forty dogs (20 treated, 20 controls) were utilized to evaluate a new treatment for naturally acquired canine scabies. a liquid concentrate formulation of amitraz was diluted and applied as a sponge-on therapy. ninety-four percent of the dogs treated with the scabicide were cleared of mites and returned to clinical normality with a single topical treatment; one dog was retreated, cleared of mites and was also returned to normality. all dogs treated with the miticide responded clinically, therefor ...19846423834
the epizootiology and pathology of sarcoptic mange in coyotes, canis latrans, from south texas.an epizootic of sarcoptic mange in coyotes from south texas, canis latrans , was studied over a 7-yr period, 1975 through 1981. from a four-county area centered in webb county, texas the epizootic radiated centrifugally to include a 27-county area. the disease progressed from initial, scabby encrustations on the ischium and fore and hind legs to severe, thickened, slate-gray hyperkeratotic lesions with almost complete alopecia. there were significant decreases in alpha-globulin and albumin, sign ...19836425486
[clinical effects of ivermectin in the treatment of sarcoptes scabiei var canis in farm foxes].the efficacy of ivermectin against natural infection of the mange mite sarcoptes scabiei var canis in foxes was evaluated. the investigations consisted of two field studies and one controlled study. in experiment 1, ivermectin was given as a single subcutaneous dose at 200 micrograms/kg in six foxes. in experiment 2, was one group, consisting of five animals, administered 200 micrograms ivermectin/kg s.c. twice with an interval of 35 days. group two, consisting of four animals, was given one sub ...19846431396
observations on the incidence and control of sarcoptes scabiei var cameli in the arabian camel. 19846431688
survival and infectivity of sarcoptes scabiei var. canis and var. hominis.sarcoptes scabiei var. canis served as a suitable model for the study of s. scabiei var. hominis survival. s. scabiei var. canis and var. hominis mites were found to survive off the host for 24 to 36 hours at room conditions (21 degrees c and 40% to 80% relative humidity [rh]), and the canine variety survived 19 days at 10 degrees c and 97% rh. female mites survived decidedly longer than male mites at comparable conditions. generally, higher rh values and lower temperatures favored survival, whe ...19846434601
host-seeking behavior of sarcoptes scabiei.sarcoptes scabiei mites perceive specific host stimuli and are attracted to the host. mites dislodged from the host respond to both host odor and a thermal stimulus and seek its source. the response to thermal and host odor stimuli are independent. mites in close proximity to the body respond to both stimuli and show no preference for either. at greater distances from the host, odor is the more important stimulus.19846436342
detection of serum antibodies to sarcoptic mange mite antigens by the passive hemagglutination assay in pigs infested with sarcoptes scabiei var. suis.development and remission of the clinical signs of sarcoptic mange in pigs experimentally infested once and twice with sarcoptes scabiei var. suis were described. encrusted lesions in the ears of pigs and a general dermatitis were observed 3 weeks after infestation, but subsided gradually. specific antibody activity, in titers averaging 1:16 000 in sera from rabbits immunized with mite extracts and 1:512 in the serum from a pig artificially infested with sarcoptic manage and then twice immunized ...19846437055
hemagglutinating factor in an extract of sarcoptes scabiei var. suis (de geer).a naturally occurring hemagglutinating factor to tanned human o positive, ovine and porcine erythrocytes was found in extracts from sarcoptes scabiei var. suis. this hemagglutinating factor did not react with bovine, equine or avian erythrocytes. this factor was demonstrated by microscopic examination of the tanned erythrocytes and by the passive hemagglutination assay.19846437056
efficacy of ivermectin against the mange mite sarcoptes scabiei var suis in pigs.the efficacy of ivermectin administered by esophageal intubation in a single dose was evaluated against the mange mite sarcoptes scabiei var suis in 24 naturally infested pigs. six pigs were allocated to each of the 4 treatment groups. control (group 1) pigs were given nonmedicated water, group 2 were given ivermectin at 300 micrograms/kg of body weight, group 3 were given ivermectin at 400 micrograms/kg, and group 4 were given ivermectin at 500 micrograms/kg. the pigs were examined for s scabie ...19846437301
john hall grundy lecture. reflections on some human ectoparasites. 19846438307
[scanning electron microscopic observations of sarcoptes scabiei var hominis]. 19846439917
[clinical picture in scabies: comparison of the clinical description found in the literature with 179 patients examined].after analysing the recrudescence of scabies and its incidence in the state of rio grande do sul, brazil, clinical manifestations of this parasitic infestation found in 179 patients examined are commented. the patients, 83 men and 96 women, were between 16 and 65 years old, interned in a psychiatric hospital. the clinical diagnosis was given by experienced dermatologists. twenty-five text-books have been reviewed so as to compare them to the series of patients examined. the main conclusions were ...19846442384
[new data on the life cycle of sarcoptes scabiei de geer, its association with clinical manifestations and improved methods of diagnosing scabies]. 19846442504
diagnostic exercise. mange due to sarcoptes scabiei. 19846482373
occurrence and impact of zoonoses in pet dogs and cats at us air force bases.a descriptive epidemiologic study was conducted to quantitate the occurrence of zoonoses in pet animals (almost exclusively dogs and cats) at 30 air force bases in nine regions of the united states during 1980 and 1981. reviews of reported cases of pet-associated zoonoses in humans at these bases were included. occurrence of a zoonotic disease in dogs and cats was expressed as a ratio of reported cases per 100 rabies vaccinations (cs/crv). overall, the four zoonoses reported most frequently from ...19846496816
experimental infection of red foxes (vulpes vulpes) with sarcoptes scabiei var. vulpes.two of 3 red foxes became experimentally infected with sarcoptes scabiei v. vulpes isolated from a naturally infected wild fox. the first clinical sign was seen after 10 days. after 30 days hairless patches were observed on the back of one of the foxes while general hair loss continued slowly. on the other fox the only macroscopical changes was tangling of the hair. the foxes died after 67 and 94 days, respectively. both foxes were anaemic and in very poor condition. scratching was seen in only ...19846541832
cross infestivity of sarcoptes scabiei.sarcoptes scabiei var. canis was successfully transferred from the dog to new zealand white rabbits, oryctologus cuniculus. natural and experimental transfers were accomplished between rabbits. the dog strain transferred to rabbits showed no morphologic changes and was readily transferred back to dogs. experimental transfer of var. canis to guinea pigs and pigs resulted in only temporary infestation. attempts to infest haired and hairless mice, thymus-deficient (nude) mice, and rats were unsucce ...19846736342
[norwegian scabies caused by sarcoptes scabiei variety hominis].a rare case of norwegian scabies in a 16 years old female patient is reported. there also was silver roussel's syndrome and cellular immunologic deficiency. the case was confirmed at the biopsy, direct examination and immunologic examinations. clinically, by erythema and adherent, abundant, whitish desquamation. the treatment resulted in a full recovery.19806769444
laboratory diagnosis of scabies.all the above listed reasons as well as the experience we have obtained with this method, justify our recommendation of the introduction of the laboratory diagnosis of scabies through the method of lye scraping of the skin into routine practice. a single parasite element is enough for determining the diagnosis while, for the above mentioned reasons, a negative microscope finding does not exclude the parasitic etiology of the given disease. we therefore recommend in the diagnosis of scabies that ...19806772710
diagnosis and treatment of human scabies infestations. 19806772935
survival of sarcoptes scabiei. 19806774001
efficacy of ivermectin against sarcoptes scabiei in pigs.the efficacy of orally administered ivermectin against sarcoptes scabiei was investigated in pigs harbouring experimentally induced infections. treatment at dosage rates of 300 and 500 microgram per kg body-weight provided 100% control as assessed by mite populations and clinical signs, while at a dose rate of 180 microgram per kg mite populations were substantially reduced but not eliminated.19806777962
nursing management of patients with scabies and lice.ectoparasites have afflicted mankind since antiquity and continue to be responsible for much human suffering. the infested patient is in need of prompt, effective treatment from a compassionate, knowledgeable nurse. the nurse who understands how these creatures are transmitted and how they can be efficiently eradicated can help the patient become free of the misery of infestation and the dangers of secondary disease.19806779266
association of malassezia (pityrosporum) pachydermatis with sarcoptic mange in new york state.malassezia (pityrosporum) pachydermatis consistently accompanied sarcoptic mange in all red foxes (vulpes fulva), porcupines (erethizon dorsatum), and coyotes (canis latrans) examined. this yeastlike microorganism has not heretofore been reported on any of these hosts. its presence on the exoskeleton of sarcoptes scabiei taken from these animals suggests a carrier role for the mite. the yeast may be saprophytic or a secondary pathogen.19806780699
survival of sarcoptes scabiei. 19816782137
the burrow ink test and the scabies mite. 19816787101
[life cycle of scabies mite (sarcoptes scabiei var. hominis) studied by scanning electron microscopy (author's transl)].the life history of the sarcoptes scabiei var. hominis has been studied with a scanning electron microscope on crusts of a patient with hyperkeratotic (norwegian) scabies, eggs, embedded in an amorphous material, are laid in tiers on the parakeratotic floor of the burrow. once larval maturation has been completed, eggs are cut out from inside and the larvae leave the shells which remain attached to the neighbouring corneocytes. the moults are easily recognized and give us a view on the hidden fa ...19816789755
survival of sarcoptes scabiei. 19816790587
scabies presenting as urticaria. 19816790738
the extraction of sarcoptes scabiei from mammalian hosts. 19816795331
[scabies (clinical aspects, epidemiology, prevention and treatment)]. 19816795849
host-parasite relationships in hyperkeratotic (norwegian) scabies: pathological and immunological findings.the dynamics of intraepidermal penetration of the scabies mite and the host's responses to the invaders have been studied in hyperkeratotic scabies. contrary to the generally accepted view, the mites progressed not only through the stratum corneum but also into the underlying epidermis and even occasionally to the dermo-epidermal interface. morphological evidence of reactive processes included parakeratosis surrounding the burrows, psoriasiform hyperplasia with increased basal cell labelling ind ...19816797458
efficacy of ivermectin against sarcoptes scabiei and otodectes cynotis infestations of dogs. 19816798736
[iconographia dermatologica - originator of scabies (author's transl)]. 19826804099
survival of sarcoptes scabiei. 19826806337
sarcoptes scabiei infestation of the coyote (canis latrans), illustrated by the scanning electron microscopy. 19826808163
crusted (norwegian) scabies. 19826814460
mineral oil versus koh for sarcoptes. 19826815241
[serum immunoglobulins in scabies].infections with sarcoptes scabiei induced changes of serum immunoglobulin concentrations in 25 of 35 patients (71%). according to the persistence of the symptoms in this disease, the patients were divided into two groups (shorter or longer than 3 weeks). in the initial phase elevated ige levels were found in 14 of 15 patients. increased ige concentrations were demonstrated only in six of 20 patients of the second group. iga, igg, and igm did not reveal significant alterations in the serum concen ...19827107275
parasitisms among wild swine in southeastern united states.examination of 187 wild swine from 20 locations in 11 southeastern states revealed at least 25 species of endoparasites and 7 species of ectoparasites. three parasites of public health importance (sarcoptes scabiei, spirometra sp, and toxoplasma gondii) were disclosed by this study. the absence of trichinella spiralis indicates that wild swine in the southeast are not a reservoir for tr spiralis.19827174443
human scabies from contact with water buffaloes infested with sarcoptes scabiei var. bubalis. 19817305505
attempted experimental transfer of sarcoptic mange (sarcoptes scabiei, acarina: sarcoptidae) among red fox, coyote, wolf and dog. 19817310942
ige antibodies to house dust mite in patients with scabies.of 135 patients with scabies, forty-seven (35%) had a positive (classes 1--4) radioallergosorbent test (rast) to dermatophagoides pteronyssinus (dp). elevated serum ige concentrations were found in sixty-one (45%) of the patients. atopic disease was confirmed in twenty-eight (23%) of the 120 patients who completed a medical questionnaire satisfactorily. in a control group, well-matched for age and sex, of 201 employees at a local bank, only four (2%) had a positive rast to dp, and eight (4%) had ...19807426424
some effects of sarcoptic mange on dogs.sequential changes in pathology were examined for scabies-infested dogs to determine the effects of infestation with sarcoptes scabiei var. canis. during 8 wk of infestation with s. scabiei, the progression of the disease was evaluated weekly by skin scrape, clinical examination, and blood analyses. at 8 wk, selected organs were microscopically examined for histopathology. all infested dogs developed an advanced level of scabies infestation by 8 wk. of the 36 blood parameters evaluated, only val ...19957472858
[detection of the exoskeleton of sarcoptes scabiei in histological sections using fungiflora y].fungiflora y was applied to a deparaffinized section of a biopsied skin with scabies, a section of a brain infected with cysticercus cellulosae, a section of a lung infected with pneumocystis carinii and a section of a cockroach. the exoskeleton of the mite and the cockroach were stained with fungiflora y and were visualized as a greenish-blue fluorescence under incident illumination with ultraviolet light, whereas the cysticercus cellulosae and the pneumocystis carinii were not visualized at al ...19957474447
infantile acropustulosis in six immigrant children.infantile acropustulosis is a recurrent, pruriginous, vesiculopustular eruption of the palms and soles first described in 1979. we report six cases of infantile acropustulosis in recently emigrated children treated for scabies. clinical follow-up was obtained by questionnaire addressed to patients' families and general practitioners. our study suggests infantile acropustulosis is frequent in immigrant infants and could be a non-specific hypersensitivity reaction to sarcoptes scabiei.19957501548
infantile acropustulosis--how often is it a sequela of scabies? 19957501565
the role of mast cells in treatment of scabies.the purpose of this study was to recognize the role of mast cells in the pathogenesis of scabies.19957538495
[taxonomical approach to scabies mites of human and animals and their prevalence in korea].three types, hitherto commonly known as varieties of sarcoptes scabiei (linnaeus, 1758) were collected from scabietic patients, pigs and dogs to confirm their taxonomic status. as a result, we consider that the mites of human and pig scabies are different subspecies [s. scabiei scabiei (linnaeus, 1758) and s. scabiei suis megnin, 1880, respectively], and that of dog scabies is a different species, s. canis gerlach, 1857. infestation rate of human scabies in korea peaked in 1981-1982 and showed n ...19957551808
norwegian scabies in a dog. 19957604521
resistance and immune response in scabies-infested hosts immunized with dermatophagoides mites.seventy-one percent of rabbits immunized with a mixed (50:50) dermatophagoides farinae and d. pteronyssinus house dust mite extract were resistant to infestation by sarcoptes scabiei var. canis. the resistance was evidenced by a marked reduction in parasite load. all immunized hosts developed similar immunogen-specific antibody titers that were independent of the levels of scabies infestation that developed when the hosts were infested with scabies. resistant hosts exhibited significantly lower ...19957611562
parasitic infections associated with hiv/aids in the caribbean.this review article seeks to highlight the significance for the caribbean of major parasitic infections associated with aids, encourage awareness of these opportunistic parasites, and promote familiarity with appropriate diagnostic techniques and their clinical relevance. specific agents considered include pneumocystis carinii; toxoplasma gondii; the enteric coccidians cryptosporidium spp., isospora belli, and cyclospora cayetanensis; the hemoflagellates leishmania spp. and trypanosoma cruzi; th ...19957640691
control of sarcoptes scabiei var. suis with ivermectin: influence on scratching behaviour of fattening pigs and occurrence of dermatitis at slaughter.the behaviour of fattening pigs, the occurrence of erythematous papular dermatitis in pigs at slaughter and the effects of treatment for mange with ivermectin at the start of the fattening period were evaluated at ten farms. at each farm, trial pigs were randomly allotted to a control or a treated group. at the start of the trial, the control group was injected intramuscularly with 5 mg kg-1 levamisole, and the treated group was injected subcutaneously with 300 micrograms kg-1 ivermectin. skin s ...19957676592
efficacy of injectable moxidectin against mixed (psoroptes ovis and sarcoptes scabiei var. ovis) mange infestation in sheep.field efficacy of injectable moxidectin was evaluated in sheep naturally infested with both psoroptes ovis and sarcoptes scabiei var. ovis mange. three groups of 15 ewes were selected from the flock based on parasitological and clinical status. group 1 remained as untreated controls; group 2 animals received a subcutaneous injection of moxidectin at 0.2 mg kg-1 body weight on day 1; group 3 animals received 0.2 mg kg-1 moxidectin twice on day 1 and day 7. efficacy was assessed by taking skin scr ...19957754610
the treatment of scabies with ivermectin.ivermectin is an anthelmintic agent that has been a safe, effective treatment for onchocerciasis (river blindness) when given in a single oral dose of 150 to 200 micrograms per kilogram of body weight. anecdotal reports of improvement in patients who suffered from infestation with the mite sarcoptes scabiei suggest that the ectoparasitic disease scabies might be treated with ivermectin.19957776990
[scabies]. 19947843974
ectoparasites as sexually transmitted diseases.although sarcoptes scabii and phthirus pubis infestations in humans are not always associated with the presence of other sexually transmitted diseases, usually they are. therefore, patients presenting with scabies or p. pubis should be routinely tested for various sexually transmitted diseases. these very uncomfortable infestations are easily curable with proper therapy. lindane 1% preparations effectively exterminate both vermin. we have not seen any resistant strains. especially with p. pubis, ...19947848817
response of sarcoptes scabiei var. canis (acari: sarcoptidae) to lipids of mammalian skin.bioassays were conducted to determine if sarcoptes scabiei (l.) were attracted to lipid compounds that occur in or on the epidermis of human or other mammalian skin. seventeen lipid compounds attracted s. scabiei including odd and even carbon chain lengths and saturated and unsaturated fatty acids, fatty acid methyl esters, a steroid, a steroid precursor, and a triglyceride. the attractive saturated fatty acids were pentanoic (5:0), hexanoic (6:0), octanoic (8:0), lauric (12:0), pentadecanoic (1 ...19957869340
serum antibody profiles of sarcoptes scabiei infested or immunized rabbits.the circulating antibody profiles of rabbits infected or immunized with sarcoptes scabiei var. canis were compared. crossed immuno-electrophoretic analysis showed that infested hosts produced serum antibody to 12 proteins (antigens) in an extract made from sarcoptic mite bodies. in contrast, rabbits immunized with an extract made from mite bodies produced antibody to 20 sarcoptes proteins (antigens). sds-page/immunoblot analysis revealed that serum from immunized rabbits contained antibodies tha ...19947883255
efficacy of a herbal compound against sarcoptic mange in goats. 19947941026
survey on the importance of mange in the aetiology of skin lesions in goats in peninsular malaysia.a survey on mange mite infestations in the aetiology of skin lesions in goats in peninsular malaysia is described. skin lesions were observed in 25 (93%) of the 27 goat farms investigated. mange mites were found in 22 (88%) of these goat herds. chorioptes texanus was found in 20.7%, psoroptes cuniculi in 19.3%, sarcoptes scabiei in 18.6% and demodex canis var. caprae in 0.4% of the samples, taken from the skin lesions. thirteen cases of generalised manage were diagnosed, from which 9 were caused ...19947941034
[genital skin manifestations in sexually transmissible diseases].when diseases of the genital skin are treated with topically applied drugs, it must be borne in mind that resorption through the genital skin is facilitated compared with other skin regions, so that toxic reactions can result even with low doses, and that it is not permissible to prescribe antibiotic treatment on the suspicion of ulcers without skillful diagnosis, because a primary syphilis might be overlooked in this way. important diseases of the genital skin are: condylomata acuminata. the pr ...19948053089
images in clinical medicine. norwegian scabies in a patient with aids. 19948065406
human scabies acquired from a pet puppy.scabies is a very old contagious skin disease caused by itch mite, sarcoptes scabiei which burrows into the stratum corneum. nowadays, human scabies is one of the health problems among the school children. this paper dealt with a case of scabies in a preschool aged child who acquired the infestation from his pet puppy.19948077749
sarcoptes scabiei and scabies. 19948122567
field efficacy of injectable moxidectin in cattle naturally infested with chorioptes bovis and sarcoptes scabiei.field efficacy of moxidectin, a macrocyclic lactone endectocide, was evaluated in cattle naturally infested with chorioptes bovis and sarcoptes scabiei. eight animals were allocated to two groups of four animals each, based on parasitological and clinical status. animals of the treated group received one subcutaneous injection of injectable moxidectin at 0.2 mg kg-1 body weight on day 0. individuals of the control group received emergency treatment of a single injection of moxidectin at 0.2 mg k ...19938128574
evaluation of an in vitro method for acaricidal effect. activity of parathion, phosmet and phoxim against sarcoptes scabiei.an in vitro test to determine the acaricidal effect of organophosphorous insecticides (op) is described. the effect of parathion, phoxim and phosmet against the pig mange mite sarcoptes scabiei var. suis was evaluated. the test is based on the migration ability of mites on the surface of agar gels containing the acaricide. the mite activity is expressed as a migration index (mi) and compared with the op concentration in the agar. good dose-response data were obtained for all three ops tested, al ...19938128575
treatment with ivermectin of sarcoptic mange in pigs.ivermectin injectable solution (1% w/v) was highly effective against sarcoptes scabiei var suis when administered subcutaneously once to swine at 300 mcg/kg body weight. there were significantly (p < 0.05) fewer sarcoptes mange mites counted on pigs treated with ivermectin than on untreated pigs at each count up to day 56 after treatment. the results indicate ivermectin should provide an efficient, practical means of control of sarcoptic mange in intensive piggeries.19938216098
[epidemic outbreak of scabies related to a patient with human immunodeficiency virus infection and norwegian scabies].a patient with aids was admitted to our hospital because of pruritic and disabling erythroderma, it was treated with lindane without improvement. skin biopsy of a crusty lesion showed sarcoptes scabiei hominis, and the diagnosis of norwegian scabies was made. after a long and intensive treatment with several drugs, cure was achieved. in the following three months we detected 42 people with scabies, all in some relation with the index case. this feature of high contagiousness of norwegian scabies ...19938234976
spectrum of activity of doramectin against cattle mites and lice.a series of 16 studies was conducted involving 288 cattle with naturally acquired or experimentally induced mite or louse infestations to evaluate the efficacy of doramectin. four studies were conducted against the mite species psoroptes bovis and two against the mite species sarcoptes scabiei. ten studies involved cattle with one or more of the following louse species: damalinia bovis, haematopinus eurysternus, linognathus vituli and solenopotes capillatus. in each study, a group of at least ni ...19938236741
sarcoptes scabiei: the circulating antibody response and induced immunity to scabies.scabies is an important parasitic disease that continues to persist throughout the world despite the availability of acaricides to control it. the immune response mechanism to scabies and the possible development of a vaccine for control of scabies was investigated. this study demonstrated that hosts infested with scabies develop immunity (resistance) to reinfestation. all hosts developed scabies-specific elevated circulating antibody titers during scabies infestations that followed the classica ...19948299759
sarcoptes scabiei: histopathological changes associated with acquisition and expression of host immunity to scabies.the sequential changes in the histology in scabietic lesions were investigated for hosts (rabbits) during sensitization and reinfestation with sarcoptes scabiei. experimentally infested naive hosts developed heavy scabies infestations but 65% of the hosts showed induced immunity (resistance) to reinfestation. all hosts (naive, immune, and susceptible) exhibited an initial cell infiltrate in scabietic lesions that consisted predominantly of neutrophils and a few macrophages. this was followed by ...19948299760
treatment of human scabies by sulfur and permethrin.scabies is one of the most important prevalent contagious disease caused by itch mite "sarcoptes scabiei." many effective scabiecides have been suggested and tried. they differ in their side effects since they are applied on diseased skin sometimes all over the body. in this paper, sixteen parasitologically proved human scabies were successfully treated by 5% sulfur precipitate and 2.5% permethrin. application of sulfur for one week or 2 applications of permethrin followed by a third one a week ...19938308344
localized bullous scabies. uncommon presentation of scabies.a previously unreported form of localized bullous scabies mimicking bullous pemphigoid is described. the patient presented with a localized, severely pruritic erythematous plaque with a cutaneous eruption consisting of several papules and a single tense bulla on an erythematous base. the histologic findings consisted of a subepidermal inflammatory bullous dermatosis with lymphocytes, neutrophils, and many eosinophils, and the results of direct immunofluorescence were negative. correlation of the ...19938311194
[the variability of the scabies mite sarcoptes scabiei de geer (acariformes, sarcoptidae) in relation to the epidemiology of scabies. 4. the variability of the mite population on a patient and its focal variability].the authors analyze the individual variability of the agent of scabies in populations on individual patients and in foci of the disease. they define an elementary micropopulation and a focal population notions. a total of 763 females, collected from the hands of 100 patients with scabies were examined. the findings evidence that the degree of the chetoid covering joining in the mite females, assessed in grades, may be regarded as an indicator of the population status in the pathologic process. g ...19938336646
the prevalence of ectoparasites in ethiopian immigrants.newly arrived ethiopian immigrants in israel were screened for ectoparasitic insects and mites. of 304 individuals examined 65.1% were infested with the head louse (pediculus humanus capitis). the infestation rate among children varied between 65 and 100%. children aged 6-11 years were the most infested group and no differences between girls and boys were found. the infestation rate in children was significantly higher than that found in adults. approximately 39% of those examined were infested ...19938349453
sarcoptes scabiei in animals spreading to man.an outbreak of sarcoptes scabiei in animals was observed from mid-november 1991 to mid-december 1991 in two adjacent villages, fewgram and nurpur, in birbhum district, west bengal state, india, starting from goats to cattle, then to sheep and even to dogs. nineteen goats and one cattle died of manage infection. the infection spread to man in the last week of december 1991, and affected forty-two human beings, tending and rearing animals. the animals treated with deltamenthrin (synthetic pyrethro ...19938362460
scabies research: another dimension.the life cycle of canine scabies has been studied extensively. currently studies are focusing on mite behavior, physiological requirements, host specificity, mite survival, and clinical complications of scabies. investigations are giving insight into immunologic responses to infestation and cross-reactivity with house dust mites. a diagnostic blood test or vaccine may become a future reality, if a unique antibody response can be isolated. can scabies transmit the human immunodeficiency virus (hi ...19938476731
introduction of a fluorescence-microscopic technique for the detection of eggs, egg shells, and mites in scabies.a technique using the fluorescence microscope can prove helpful in the laboratory diagnosis of scabies. specimens from fifteen patients with scabies were used in this study. all of the specimens were embedded with glycerine instead of potassium hydroxide (koh) solution. the specimens were examined at 0 min, 30 min, 1 hr, 6 hrs, 24 hrs, and one week after mounting under light and fluorescence microscopes. specimens embedded with non-fluorescent glycerine were not clear immediately after mounting ...19938478486
serum immunoglobulin and complement values in scabietic patients.immunity entails all the forces concerned with recognition, specific reaction and removal of foreign bodies after they again access into the body of the host. the immune system interacts with genetics and infectious agents as well as with metabolic, endocrine and environmental factors. the serum immunoglobulins (g.m.a. & e.) and complement (c3 and c4) were estimated in sixteen parasitologically proven patients with scabies. the causative agent was sarcoptes scabiei. the results showed a high sig ...19938482869
clinical and parasitological aspects on human scabies in qualyobia governorate, egypt.in the last decade, human scabies caused by sarcoptes scabiei and other non human strains is one of the most common contagious parasitic disease. over a period of one year (june 1991--may 1992), a total of 200 scabietic patients were diagnosed in the outpatients' clinic of dermatology and venereology, benha university hospitals. they were 120 females and 80 males (sex ratio = 1.5:1). their ages ranged between three months up to 70 years old. most of the patients were parasitologically positive ( ...19938482872
scabies--sarcoptes scabiei. 19938510734
efficacy of abamectin against ectoparasites of cattle.four trials, using 48 european breed cattle, were conducted to evaluate the efficacy of abamectin against the louse species linognathus vituli, haematopinus eurysternus and damalinia bovis and against the mange mites sarcoptes scabiei var bovis and psoroptes ovis. animals were allocated by restricted randomisation based on parasite counts to treatment with abamectin at a dose of 200 micrograms/kg given subcutaneously or to an untreated control group. ectoparasites were counted before treatment a ...19938517005
a method for in vitro determination of the acaricidal effect of ivermectin using sarcoptes scabiei var. suis as test organism.an in vitro assay for the acaricidal effect of ivermectin is described. the test is based on the migration ability and survival of sarcoptes scabiei var. suis mites on the surface of agar gels containing the acaricide. the effect of a given concentration of ivermectin is expressed as an activity index (ai) for the mites, calculated from observed migration and mite survival after 24 h of incubation. in order to allow a concentration-effect curve to be based on true values of the acaricide, a meth ...19958533283
ivermectin and crusted (norwegian) scabies. 19958538537
topical application of ivermectin for human ectoparasites.ivermectin is used in veterinary practice against many ectoparasites and endoparasites and is the drug of choice for treatment of human onchocerciasis. this study was carried out to investigate the effect of topical application of this drug against human ectoparasites (sarcoptes scabiei and pediculus humanus capitis). ivernectin was found to have a curative effect on head lice after a single topical application. in patients with scabies, the drug was also found to be effective after a single app ...19958561270
neonatal scabies.between 1981 and 1991, eleven infants (ranging in age from 2 to 9 months) were hospitalized in our department for evaluation of microscopically verified scabies infestations. six presented signs of norwegian scabies. all of the latter infants had been treated (prior to the scabies infestation) for long periods with topical steroids, in most cases for lesions suggestive of atopic dermatitis. we believe that the occurrence of the norwegian form in these newborns was due to localized steroid-induce ...19958575219
serum levels of tumour necrosis factor alpha (tnf-alpha) versus immunoglobulins (igg., igm., and ige.) in egyptian scabietic children.the tumour necrosis factor-alpha (tnf-alpha or cachectin) is a protein produced mainly by macrophages, with a wide range of biological activities and in inflammatory process. on the other hand, scabies is a skin disease caused by sarcoptes scabiei which is typified by severe itching (particularly at night), red papules and often secondary infection. the female mite tunnels in the skin to lay her eggs and the newly hatched mites pass easily from person to person by contact. commonly the infested ...19958586872
immunologic cross-reactivity among various strains of sarcoptes scabiei.varieties of sarcoptes scabiei from different hosts are highly host specific but they are morphologically indistinguishable. the purpose of this study was to investigate the immunologic cross-reactivity among several varieties of scabies mites using serum from a human scabies patient and from several other species of infested hosts. homologous and heterologous crossed-immunoelectrophoretic (cie) analysis of extracts prepared from var. canis (dog) and var. suis (pig) mites yielded very similar an ...19968627503
sarcoptic mange in wild ruminants in zoological gardens in israel.sarcoptic mange (sarcoptes scabiei) occurred among wild ruminant species in five zoological gardens in israel, from 1984 to 1994. infestation of five ruminants by s. scabiei is reported for the first time: mountain gazelles (gazella gazella), nubian ibexes (capra ibex nubiana), a barbary sheep (ammotragus lervia), elands (taurotragus oryx), and an arabian oryx (oryx leucoryx). all animals in the herds were administered ivermectin orally at a dose of 200 micrograms/kg body weight daily for 3 cons ...19968627937
the development of protective immunity in canine scabies.seven of eight dogs that had been previously infested with sarcoptes scabiei var. canis and then cured, expressed protective immunity when experimentally reinfested with scabies. all seven dogs that expressed resistance were spontaneously cleared of scabies by 64 days after they were experimentally reinfested. five of the eight dogs were free of scabies by 24 days. the sequential changes in the inflammatory/immune cellular infiltrate in the scabietic lesions of each dog were determined during th ...19968638386
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