| [effectiveness of coumaphos against chorioptes bovis in a horse with foot-mange (author's transl)]. | a horse with foot-mange failed to recover following a number of courses of treatment with coumaphos. mites isolated from this horse were tested in vitro for their sensitivity to coumaphos and lindane. the mites were resistant to coumaphos and sensitive to lindane. following treatment with lindane, the horse recovered within four weeks. | 1978 | 77054 |
| the scrotal mange mite, chorioptes bovis (hering, 1845) on sheep: seasonality, pathogenicity and intra-flock transfer. | | 1978 | 284239 |
| [the occurrence of chorioptes bovis in bovines in the region of são carlos, state of são paulo (author's transl)]. | the finding of chorioptes bovis, the agent of corioptic mange in bovines in the region of são carlos, state of são paulo. a description of clinical aspects and treatments is given. | 1977 | 607916 |
| the effect of extensive chorioptic mange of the scrotum on reproductive function of the ram. | reproductive function was assessed in 14 stud rams which had been rejected as genitally unsound because of extensive chorioptic mange (chorioptes bovis) of the scrotum. severe seminal degeneration was observed in all of these rams. mean testicular weight of the affected rams was 72.2 +/- 18.4 (s.d.) g, while that of the non-affected control rams was 190.1 +/- 38.2g. the seminiferous tubules of the atrophic testes were severely shrunken and spermatogenic arrest occurred at the spermatogonia or pr ... | 1976 | 971142 |
| seminal degeneration associated with chorioptic mange of the scrotum of rams. | the effect of scrotal mange (chorioptes bovis) on semen quality was assessed in a flock of rams during an outbreak of chorioptic mange and in rams with experimentally induced chorioptic mange. semen quality of 21 rams with chorioptic mange lesions involving less than 10 cm2 of the scrotum was indistinguishable from that of control rams. conversely, all 10 rams examined with lesions covering more than a third of the scrotum had poor semen quality. between these 2 extremes some rams with relativel ... | 1975 | 1200934 |
| a technique for quantitative evaluation of ectoparasitic mites and insects of domestic animals. | a modified koh dissolution technique using tween 80 has been developed for the diagnosis and quantitative evaluation of ectoparasitic mites and insects of veterinary importance. fifty intact skin segments from ten different domestic animals were artificially inoculated in vitro with ten specimens each of the mites sarcoptes scabiei, chorioptes bovis, psoroptes ovis and demodex caprae and insects haematopinus eurysternus and bovicola bovis. sixty-seven to 88% of the mites and 80-99% of the insect ... | 1990 | 2121422 |
| efficacy of acaricides against chorioptic mange of goats. | angora goats heavily infested with chorioptes bovis were dipped one time in either 0.05% amitraz, 0.27% coumaphos, 0.05% fenvalerate, or 0.03% lindane. control of the mites by the single dips was evaluated for 21 days. amitraz caused 98% mortality of the mites initially. both coumaphos and lindane caused greater than 85% mortality at 3 days, but mite numbers increased rapidly thereafter. only fenvalerate killed all of the mites. | 1988 | 2456707 |
| [the protein pattern of gasterophilus intestinalis larva (diptera: gasterophilidae), psoroptes cuniculi and chorioptes bovis (acarida: psoroptidae)]. | sds-page and chromatography of the mange mites chorioptes bovis and psoroptes cuniculi and gasterophilus intestinalis instars revealed a species and stage specific distribution of proteins. this specific protein pattern is responsible for an immune response depending on the course of the parasitic infection. therefore, identification and isolation of the adequate antigens are necessary for diagnostic purposes. | 1989 | 2782663 |
| control of cattle mange in southern africa using ivermectin. | seven trials including 768 cattle were conducted in south africa and namibia to evaluate the efficacy of the systemic parasiticide ivermectin when administered subcutaneously at a dose rate of 200 micrograms/kg against sarcoptic (sarcoptes scabiei var. bovis), chorioptic (chorioptes bovis) and psoroptic (psoroptes ovis var. bovis) mange mites. the efficacy of a single treatment against psoroptes and sarcoptes was greater than against chorioptes. there was marked clinical cure in all treated case ... | 1987 | 3114930 |
| efficacy of topically administered ivermectin against chorioptic and sarcoptic mange of cattle. | the efficacy of topically administered ivermectin against chorioptes bovis and sarcoptes scabiei var bovis on cattle was evaluated in five studies involving a total of 68 cattle. treatment with ivermectin solution at a dose rate of 500 micrograms/kg bodyweight topically once was fully effective against c bovis and s scabiei when applied to healthy skin. efficacy against s scabiei was impaired when the formulation was applied over areas of severe lesions caused by this parasite, presumably due to ... | 1988 | 3413951 |
| [the longevity of mites of the species psoroptes ovis, psoroptes cuniculi and chorioptes bovis separate from the host]. | | 1985 | 3891299 |
| chorioptes bovis (acarina: psoroptidae) in some camelids from dutch zoos. | the feet of three two-humped camels (camelus bactrianus), one lama (lama glama) and four alpacas (lama pacos) from zoos and a circus in the netherlands were examined for the mange-mite choroptes bovis. mites were found on two of the camels, the lama, and three of the alpacas. on one camel and one alpaca small mange lesions on the feet were present. this is the first report of chorioptes bovis and chorioptic mange in the two-humped camel. | 1985 | 4049716 |
| the incidence of chorioptes bovis (acarina: psoroptidae) on the feet of horses, sheep, and goats in the netherlands. | the feet of horses, sheep, and goats of different breeds and from many different localities were examined for chorioptes bovis. in horses, mites were mainly found in the belgian and frisian breeds (40% and 62% infected, respectively). in sheep and goats, respectively 63% and 86% were infected. in horses as well as in sheep and goats, mange-lesions were rarely seen. a number of sheep and goats were examined for mites and lesions quantitatively. in sheep all mites were restricted to the region clo ... | 1985 | 4071949 |
| [studies on the pattern of sheep foot sceb caused by chorioptes ovis]. | | 1968 | 5692843 |
| a preliminary trial on the efficacy of ciodrin against chorioptes bovis in cattle. | | 1967 | 6069018 |
| the prevalence and pathogenicity of chorioptes bovis (hering, 1845) and psoroptes cuniculi (delafond, 1859) (acari: psoroptidae) infestations in feral goats in new zealand. | between october 1976 and january 1980 a total of 368 feral goats was examined in new zealand for the presence of chorioptes bovis and 434 for the presence of psoroptes cuniculi. the seasonal pattern of c. bovis infestation in feral goats was similar to that seen in sheep and cattle. the prevalence of infestation reached 100% in july and august (winter) and declined to 27% in february and march (summer). fewer goats were infested with p. cuniculi and prevalence of infestation reached a maximum of ... | 1983 | 6605609 |
| 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 ... | 1993 | 8128574 |
| histology of the skin and determination of blood and serum parameters during the recovery phase of sarcoptic manage in cattle after avermectin (ivomec) treatment. | calves experimentally infested with sarcoptes bovis were treated 14 weeks post infectionem with an avermectin pour-on preparation (ivomec). on day 0 before and 14, 28 and 56 days after treatment mite count, scabies lesion score, histological sections of the skin, blood- (number of erythrocytes, pcv, haemoglobin, mcv, mch, mchc, number of leukocytes, differential blood picture) and serum parameter (got/ast, ggt, gldh, glucose, calcium, magnesium, phosphate, sodium, potassium and chloride) and sar ... | 1996 | 8688864 |
| [the development of the body weight of calves with sarcoptic mange before and after treatment with ivomec pour-on]. | in 2 stages of a trial the bodyweight of 16 calves (6 fleckvieh female, 6 braunvieh female, 4 braunvieh male), experimentally infected with sarcoptes bovis, was controlled between birth and until 25 weeks after treatment with ivomec pour-on (5 mg ivermectin/10 kg b.w.). on the day of treatment and before the turnout to the pasture the living sarcoptes mites and mange lesions were determined. the two stages were characterized by different degrees of mange, which also became noticeable in the dail ... | 1996 | 8765535 |
| cross-reacting antibodies to sarcoptes suis, chorioptes bovis and notoedres cati and anti-p. ovis ige in sera from sheep infested naturally with psoroptes ovis. | for the development of immunodiagnostic tests to detect mange mite infections in man and animals, it is necessary to know about antigen structure and cross-reactivity between different mite species and other arthropods in contact with the host. sera from sheep infected with psoroptes ovis (sheep anti-p. ovis sera) showed positive reactions in dot blots to p. ovis antigen and cross-reactivity to crude antigen extracts from sarcoptes suis, notoedres cati and chorioptes bovis. using sheep specific ... | 1996 | 8773532 |
| field efficacy of moxidectin 0.5% pour-on against chorioptes bovis, damalinia bovis, linognathus vituli and psoroptes ovis in naturally infected cattle. | field efficacy of a pour-on formulation of moxidectin, a macrocyclic lactone endectocide, was evaluated in cattle naturally infested with chorioptes bovis, damalinia bovis, linognathus vituli and psoroptes ovis. in trial 1, two experimental groups of cattle naturally infested with p. ovis were formed. group 1 animals remained as untreated controls whereas group 2 animals were treated on day 0 with 0.5% moxidectin cattle pour-on at a dose of 0.5 mg kg-1 bw. efficacy was assessed by (a) taking ski ... | 1996 | 8792586 |
| [parasitic arthropods of bison bonasus from the białowieza primeval forest]. | during the period 1991-1993, 61 bisons from the białowieza primaeval forest were examined. 8 species of ectoparasites were noted: bovicola sedecimdecembrii, lipoptena cervi, dermacentor reticulatus, ixodes ricinus, ixodes persulcatus, chorioptes bovis, psoroptes ovis, demodex bisonianus. the most frequent incidence noted was d. bisonianus, prevalence 52%, followed b. sedecimdecembrii--28%, i. ricinus--12% and l. cervi 8%. | 1996 | 8967085 |
| eprinomectin: a novel avermectin for use as a topical endectocide for cattle. | eprinomectin (mk-397 or 4"-epi-acetylamino-4"-deoxy-avermectin b1) is a novel avermectin selected for development as a topical endectocide for all cattle, including lactating dairy cows. herein, we show its anthelmintic, insecticidal and miticidal activity. to determine its anthelmintic capabilities, eprinomectin was tested topically on jersey calves at 0.08, 0.2, or 0.5 mg kg-1 in a probe formulation against experimental infections of adult haemonchus placei, ostertagia ostertagi, trichostrongy ... | 1996 | 9024867 |
| [allergenicity and specific protein profiles of mange mites chorioptes bovis, psoroptes ovis (acari: psoroptidae), saroptes suis and notoedres cati (acari: sarcoptidae) using sds-page and immunoblotting]. | a main point of immunoparasitological research in regard to pest arthropod-infestation is biochemical and immunological characterization of antigens. precondition of own examinations to the specific protein pattern of mange mites were in quality and amount sufficient antigen preparations in mite extract solutions. for mite separation and antigen refinement field strains of chorioptes bovis, psoroptes ovis, sarcoptes suis and notoedres cati from definitive host animals cattle, sheep, pig and cat ... | 1997 | 9182511 |
| efficacy of eprinomectin against mange mites in cattle. | to determine whether eprinomectin was effective against mange caused by chorioptes bovis and sarcoptes bovis in cattle. | 1997 | 9361888 |
| field efficacy of injectable doramectin against chorioptes bovis in naturally infected cattle. | a single subcutaneous injection of doramectin at a dose rate of 200 micrograms/kg bodyweight was effective in controlling an infection of chorioptes bovis mites in naturally infected cattle. from 14 days after treatment, the geometric mean number of live mites was significantly lower (p < 0.001) in the doramectin-treated cattle than in the control group at each sampling until day 35. the percentage efficacy (treated versus controls) of doramectin against c bovis at day 35 was 99.9 per cent and t ... | 1998 | 9460218 |
| efficacy of a pour-on formulation of doramectin against lice, mites, and grubs of cattle. | to determine effectiveness of a pour-on formulation of doramectin against damalinia bovis, haematopinus eurysternus, linognathus vituli, solenopotes capillatus, chorioptes bovis, sarcoptes scabiei, hypoderma bovis, and hypoderma lineatum. | 1999 | 10211679 |
| arthropod parasites of nubian ibexes (capra ibex nubiana) and gazelles (gazella gazella) in israel. | in a 20-year survey the following ectoparasites were collected from nubian ibexes: larvae of an unidentified oestrus sp. collected from the nasal cavities, sinuses and horns, hippoboscid flies (lipoptena chalcomelaena) specific to the nubian ibex, blood sucking lice (linognathus africanus) and unidentified biting lice (damalinia sp.). ibexes were severely infested with the cattle tick, boophilus annulatus; a few hyalomma anatolicum excavatum ticks were also collected. in five ibexes kept in two ... | 1999 | 10392972 |
| genetic differentiation of mites of the genus chorioptes (acari: psoroptidae). | in an effort to clarify the species status of mites of the genus chorioptes the second internal transcribed spacer of the rrna gene was characterized in 14 isolates from cattle, horse, sheep and llama of different geographic origins. the genotypes segregated into two clearly separated groups of dna sequences. in addition, two phenotypes could be distinguished by the lengths of the outer opisthosomal setae of male adults which had previously been designated as chorioptes bovis and chorioptes texa ... | 1999 | 10399307 |
| [eradication of chorioptes bovis mange in a dairy herd with turn-out to graze by eprinex pour-on]. | the possibility to control or even eradicate chorioptes manage by a single herd treatment with eprinex pour-on (dosage: 0.5 mg eprinomection/kg bodyweight) during pasture season was investigated in a dairy herd of 320 dairy cows. a further aim of the study was to evaluate whether such mid-summer treatment with eprinex pour-on due to its endo-ectocide action would at the same time also result in a metaphylaxis of gastro-intestinal and lung worms and in a reduction of fly infestation. due to clini ... | 2000 | 10816914 |
| chorioptic mange in a wild japanese serow. | parasitologic and histopathologic examinations were performed on a wild japanese serow (capricornis crispus) with severe dermatitis from tochigi, japan in february 1999. the serow was infested with a large number chorioptes bovis. marked parakeratotic hyperkeratosis was characteristic of the lesions induced by these mites. japanese serow is a new host of c. bovis. | 2003 | 12910774 |
| foot rot and a mucosal-type disease caused by chorioptes bovis. | | 1961 | 13772040 |
| [epidemiological investigations of bovine chorioptes mange in germany]. | chorioptic mange in cattle has long been recognised as a common external parasitosis in livestock. in order to evaluate the economic importance of chorioptes bovis-mange, the seasonal prevalence in several types of husbandry in the states of germany, location of clinical skin symptoms, procedure of diagnosis, influence on milk or meat production, and treatment especially in dairy farming, 1190 german large animal practicioners have been asked by questionnaires from which 367 responded. this pape ... | 2005 | 15803760 |
| observations on the potential for natural transfer of psoroptes cuniculi and chorioptes bovis (acari: psoroptidae) between goats and sheep. | goats and sheep were pastured together and held in close contact in yards twice a month for 21 months. the goats had a high prevalence of both the rabbit ear canker mite, psoroptes cuniculi and the chorioptic mange mite, chorioptes bovis. the sheep were not infested with p. cuniculi at the beginning of the study and viable c. bovis could not be detected. at no time during the study did p. cuniculi establish in the ears of sheep, despite a maximum prevalence of >95% p. cuniculi in goats. this may ... | 1989 | 16031519 |
| chorioptic mange in dairy cattle: treatment with eprinomectin pour-on. | a randomized block design study was conducted to confirm the efficacy of topical eprinomectin against naturally acquired chorioptes bovis mite infestations. twelve adult simmentaler fleckvieh cattle were formed into six replicates of two animals based on pretreatment mite counts. within replicates, animals were randomly allocated to untreated controls or were treated with eprinomectin 0.5% pour-on solution at 1 ml/10 kg body weight (0.5 mg eprinomectin/kg body weight). live mites were counted, a ... | 2005 | 16240128 |
| the occurrence of parasitic arthropods in two groups of european bison in the białowieza primeval forest. | within 1992-2000, a total of 181 białowieza forest bison were examined from two winter herds. twelf parasitic arthropod species were observed, a high infestation being typical of demodex bisonianius, chorioptes bovis, ixodes ricinus, dermacentor reticulatus, and bisonicola sedecimdecembrii. the infestation in section 422 herd being higher for b. sedecimdecembrii, i. ricinus, d. reticulatus, ch. bovis. d. bisonianus was slightly more prevalent in the section 391 herd, the intensity being, however ... | 2001 | 16886430 |
| a preliminary note on the movements of the mange mite, chorioptes bovis, on cattle. | | 1955 | 17648791 |
| seasonal variations in the sites of infestation of chorioptes bovis, a parasitic mite of cattle, with observations on the associated dermatitis. | | 1956 | 17648911 |
| toxicity of lindane and other acaricides to the eggs of the mange mite chorioptes bovis. | | 1958 | 17649099 |
| an open study to evaluate topical treatment of equine chorioptic mange with shampooing and lime sulphur solution. | chorioptic mange caused by chorioptes bovis is a common pruritic skin condition of the horse. this surface-browsing parasite usually affects the lower legs (leg mange) but can present as a generalized skin disease. numerous anecdotal reports exist in the literature about the benefit of lime sulphur as a treatment for surface ectoparasites in the horse. this report studies the use of lime sulphur when applied as a 5% solution, some with and some without prior shampooing and clipping, to treat con ... | 2009 | 20178503 |
| combined moxidectin and environmental therapy do not eliminate chorioptes bovis infestation in heavily feathered horses. | chorioptes bovis infestation is a common cause of pastern dermatitis in the horse, with a predilection in draft horses and other horses with thick hair 'feathers' on the distal limbs. the treatment of this superficial mite is challenging; treatment failure and relapse are common. furthermore, c. bovis infestation may affect the progression of chronic pastern dermatitis (also known as chronic proliferative pastern dermatitis, chronic progressive lymphoedema and dermatitis verrucosa) in draft hors ... | 2011 | 20609205 |
| chorioptes mites: re-evaluation of species integrity. | chorioptes mites (acari: psoroptidae) are non-burrowing agents of mange which parasitize a wide range of domesticated and wild ungulates. considerable historical confusion has surrounded the description and naming of the various species of chorioptes. here, the opisthosomal setae of male adult chorioptes mites from a range of host species and geographic locations were subjected to detailed analysis. discriminant analysis suggests the existence of three clear morphotypes. the first, chorioptes bo ... | 2011 | 21418262 |
| the parasitic fauna of the european bison (bison bonasus) (linnaeus, 1758) and their impact on the conservation. part 1. the summarising list of parasites noted. | during the current century, 88 species of parasites have been recorded in bison bonasus. these are 22 species of protozoa (trypanosoma wrublewskii, t. theileri, giardia sp., sarcocystis cruzi, s. hirsuta, s. hominis, s. fusiformis, neospora caninum, toxoplasma gondii, cryptosporidium sp., eimeria cylindrica, e. subspherica, e. bovis, e. zuernii, e. canadensis, e. ellipsoidalis, e. alabamensis, e. bukidnonensis, e. auburnensis, e. pellita, e. brasiliensis, babesia divergens), 4 trematodes species ... | 2014 | 25119348 |
| low protein silage associated with rumen impaction in suckler cows. | rumen impaction associated with low protein diets in a suckler cowcampylobacteriosis in suckler cowsplant toxicity in eweslisterial encephalitis in ewes italic! chorioptes bovis-associated infertility in ramsthese are among matters discussed in the disease surveillance report for january 2016 from sac consulting: veterinary services (sac c vs). | 2016 | 27103691 |
| re-emergence of chorioptes bovis (acari: psoroptidae) in cattle in the state of rio grande do sul, brazil. | here we describe an outbreak of chorioptic mange in cattle, 56 years after its first identification in brazil. between the months of june and july 2011, dermatitis characterized by alopecia and crusted and thickened skin at the insertion of the tail and in the ischiorectal fossa was recognized in 40 (35.7%) out of 112 holstein cows on a farm in the northeastern mesoregion of the state of rio grande do sul, brazil. after diagnosing mange caused by chorioptes bovis, the cows were weighed and treat ... | 2017 | 25517535 |
| chronic progressive lymphedema in draft horses. | chronic progressive lymphedema is a disorder of many draft horse breeds that presents with progressive swelling of the distal portions of the legs. this is associated with scaling, marked dermal fibrosis, and the development of skin folds and nodules. there seems to be a genetic predisposition to altered elastin metabolism and impaired function of the lymphatic system in the distal extremities. management is palliative and involves keeping the feathers clipped short, treating secondary infection ... | 2013 | 24267677 |