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development, survival, fecundity and behaviour of haemaphysalis (kaiseriana) longicornis (ixodidae) at two locations in southeast queensland.the free-living stages of the tick haemaphysalis (kaiseriana) longicornis were studied at mt tamborine (526 m altitude) and amberley (25 m altitude) in southeast queensland between 1971 and 1980. data are presented on the number of eggs and larvae produced, the moulting success of engorged larvae and nymphs and the survival and behaviour of unfed larvae, nymphs and adult females. temperature, moisture, daylength, grass length and age of unfed ticks were investigated as sources of variation in de ...19911757193
[ticks of the ixodidae family as reservoir of arboviruses in the republic of guinea. ii. arboviruses].from 1978 to 1985, 96,167 ixodidae family were collected, from which 79 strains of the following arboviruses were isolated, i.e. 4 bhanja strains, 9 chf-congo, 20 dugbe, 24 jos (viruses ecologically related to ticks), 10 abadina, 7 bluetongue, 1 bunyamwera, 1 chikungunya, (related to ticks for the first time), 1 kindia and 2 forecariah (new viruses). the main sources for arbovirus isolation were ticks of the amblyomma variegatum genus (78.5%) followed by ticks of the boophilus (12.6%), rhipiceph ...19902263738
parasites of domestic and wild animals in south africa. xxiv. arthropod parasites of bushbuck and common duiker in the weza state forest, natal.one bushbuck, tragelaphus scriptus, and 1 common duiker, sylvicapra grimmia, were shot each month from may 1983 to may 1984 in the weza state forest, natal, i.e. a total of 13 animals of each species. the bushbuck were infested with 8 ixodid tick species, 2 louse species and a louse-fly species. the common duiker harboured 7 tick species and 2 louse species. ticks of the genus ixodes were the most numerous and prevalent on both antelope species, but no pattern of seasonal abundance was evident. ...19892726195
helminth and arthropod parasites of angora goats on irrigated kikuyu grass pastures in the eastern cape province.angora goat kids and yearlings grazing irrigated kikuyu (pennisetum clandestinum) grass pastures in the eastern cape province, became heavily infected with teladorsagia circumcincta and trichostrongylus rugatus, leading to high mortality in both age groups. peak burdens of the former were recorded during march and may, and of the latter during may and june. larger numbers of the cestode moniezia expanza, occurred in the kids than in the yearlings. despite the stress of high helminth burdens, no ...19902286996
physiological phases of nymphal molting defined by mobility, body weight decrease, and excretion in haemaphysalis longicornis (acari: ixodidae).based on the rate of body weight decrease, the nymphal premolting period in haemaphysalis longicornis neumann was divided into three phases: a period of rapid weight decrease following detachment, a period of slight decrease, and another period of relatively rapid decrease before molting. phase 1 was characterized by increased guanine excretion and mobility. the rate of weight decrease during phase 1 was greater in males than in females. during the premolting period, excreta consisted only of gu ...19892926778
[new data on the ixodid tick fauna of the western pamirs].dermacentor raskemensis and haemaphysalis pospelovashtromae were first recorded from the west pamirs in the flood-land of the gunt river at the height of 2700 m above the sea level. the ticks were collected from sheep, on which in addition to the above species d. marginatus was found. in the rushansk region of the mountain-badakhshan district at the height of 2100 to 2300 m rhipicephalus pumilio, r. turanicus and hyalomma plumbeum were collected from domestic sheep and goats.19862950368
the development of theileria sergenti in the salivary glands of the tick, haemaphysalis longicornis. 19863093743
a review of the ixodid ticks (acari, ixodidae) occurring in southern africa.eighty-three species of ixodid ticks, as well as several entities that have yet to be described, occur in the republic of south africa plus the 4 independent states lying within its borders (bophuthatswana, venda, transkei and ciskei) and in namibia, botswana, lesotho and swaziland. they belong to the following genera: amblyomma (8 spp.); aponomma (3 spp.); boophilus (2 spp.); cosmiomma (1 sp.); dermacentor (1 sp.); haemaphysalis (10 spp.); hyalomma (2 spp., one of them with 2 subspp.); ixodes ( ...19911881661
[haemaphysalis concinna ticks and tularemia natural foci in the pavlodar region (north east of kazakhstan)].haemophysalis concinna koch. ticks, found in the pavlodar region adjacent to the altay and situated in the north-east of kazakhstan, play an important role in tularemia infection circulation. 58.5% of 212 strains of the tularemia infection agent, isolated from three pastural ticks species for the last 10 years, belong to the abovementioned species. all h. concinna habitats were enzootic with regard to tularemia.19892526920
keys to the adult ticks of haemaphysalis koch, 1844, in thailand with notes on changes in taxonomy (acari: ixodoidea: ixodidae).specimens of the genus haemaphysalis collected in thailand were examined, and a key to the adult of 24 species belonging to six subgenera is presented. we propose that h. wellingtoni nuttall & warburton, 1908, be placed in the subgenus kaiseriana; h. obesa larrousse, 1925, be moved from segalia to kaiseriana; and that h. cornigera neumann, 1897, be removed from the species list of thailand.19892585453
development of babesia ovata in the midgut of the tick, haemaphysalis longicornis.studies were made on the development of babesia ovata in the midgut of the nymphal tick vector, haemaphysalis longicornis. in 12 hr post-repletion, merozoites were observed outside of erythrocytes infected with b. ovata in the contents of the midgut of the tick. after that, these merozoites were transformed into ring-forms which were comparatively large ring 2-3 microns in diameter. within 48-72 hr post-repletion, ring-form protozoa developed into spherical form 4-5 microns in diameter. within 3 ...19892601226
development of babesia ovata in the haemolymph of the tick, haemaphysalis longicornis.the haemolymph of adult tick haemaphysalis longicornis (h. longicornis) infected with babesia ovata (b. ovata) was examined at regular intervals. as a result kinetes could be detected in the haemolymph 15 days after engorgement. the kinetes detected could be classified into three types on the basis of their morphological characteristics. they increased gradually in number, reaching a maximum 23 days later. then they tended to decrease in number, disappearing almost completely from the haemolymph ...19892622117
development of theileria sergenti in the haemolymph of the tick, haemaphysalis longicornis.the haemolymph of adult tick haemaphysalis longicornis infected with theileria sergenti, was examined at regulat intervals of time. as a result, kinetics could be detected in the haemolymph for the first time 25 days after the engorgement. the kinetics detected could be classified into three types on the basis of their morphological characteristics. they increased gradually in number, reaching a maximum 32 days later. then they tended to decrease in number, disappearing almost completely from th ...19873116780
numerical comparative serology of the bhanja antigenic group (bunyaviridae).antigenic relationships between the two known members of the bhanja serogroup (bhanja virus, 7 strains; kismayo virus, two strains) were studied by a plaque-reduction cross-neutralization test in vero cells, using hyperimmune mouse sera. the results were then subjected to a cluster analysis, which showed (in the form of a dendrogram) a considerable antigenic difference between the two viruses. within bhanja virus, the european isolates from haemaphysalis punctata or h. sulcata ticks were antigen ...19852581527
effect of constant temperatures on theileria sergenti infection in salivary glands of nymphal haemaphysalis longicornis. 19883133517
pathogenesis of infection with theileria recondita (wales) isolated from haemaphysalis punctata from north wales.the pathogenicity of theileria recondita infection in both splenectomised and non-splenectomised sheep was investigated. following transmission of t. recondita to splenectomised animals both by adult ticks and blood transfusion a fever and severe macrocytic hypochromic anaemia developed which lasted the 9 days or more of patent infection. the prepatent period following tick attachment was about 8 days, but was variable following blood transfusion. infection of normal animals caused a transient m ...19883138811
[ixodid ticks of pavlodar province and their participation in the circulation of tularemia infection].investigations carried out in pavlodar province have shown that 7 species of ixodid ticks, ixodes crenulatus, i. lividus, i. persulcatus, i. laguri laguri, dermacentor marginatus, d. reticulatus, haemaphysalis concinna, and one brought species, hyalomma asiaticum, parasitize domestic animals and wild mammals. maximum activity of pasture ticks of the genus dermacentor falls on the end of april--beginning of may, that of h. concinna on the beginning of june. the growth in the abundance of pasture ...19892528108
morphology and transmission of theileria recondita (theileriidae: sporozoa) isolated from haemaphysalis punctata from north wales.adult haemaphysalis punctata (canestrini and fanzago 1877) collected from an area of rough grazing at mynydd mawr, aberdaron, north wales, transmitted theileria recondita (wales); field-collected nymphs failed to transmit this parasite. following adult tick infestation, piroplasms were first observed in the blood of splenectomised infested sheep 8 days after tick attachment; the parasitaemia lasted 9 days. the parasite can also be transferred by syringe passage of blood from splenectomised to no ...19883138810
the morphometrics of babesia motasi (wales) and its transmission by haemaphysalis punctata (canestrini and fanzago 1877) to sheep.babesia motasi (wales) was transmitted to sheep by larvae, nymphs and adult female haemaphysalis punctata ticks which were either collected from rough grazing pasture, at mynydd mawr, aberdaron, north wales, or from laboratory cultures derived from ticks collected at the above site. both transovarial and transstadial transmission of infection were demonstrated. only larvae were shown to pick up infection. the parasite could not be demonstrated in intact sheep, either in blood films or following ...19883245109
continued functioning of the feeding apparatus during moulting of boophilus microplus as an adaptation of one-host ticks.nymphs of the 1-host cattle tick boophilus microplus remain attached to the host during moulting, but this process is not uniform throughout the tick tissues. the muscles of the pharynx and salivarium remain attached to the cuticle and are functional while the cuticle of the legs has already separated from the underlying epidermis and muscle. the nymphs continue to feed for 2 days after the moulting process in the legs has begun, and they more than double their weight in this time. mouth-part pr ...19863819961
temperature and humidity effects on the life cycle of haemaphysalis spinulosa and rhipicephalus simus (acari: ixodidae). 19873820243
spirochetes in mammals and ticks (acari: ixodidae) from a focus of lyme borreliosis in california.in northern california, antibodies to borrelia burgdorferi were detected in 58 of 73 (79%), and spirochetemias in one of 26 (4%) black-tailed jackrabbits (lepus californicus californicus), by indirect and direct immunofluorescence, respectively. five species of ticks (dermacentor occidentalis, d. parumapertus, ixodes neotomae, i. pacificus, and haemaphysalis leporispalustris) were collected from rabbits. two of these species of ticks were found to contain spirochetes; two of 10 (20%) i. neotomae ...19883280837
serodiagnosis of babesia motasi (wales), theileria recondita (wales) and cytoecetes phagocytophila infection in sheep.the indirect fluorescent antibody test (ifat) was used to diagnose some tick-borne infections of sheep, babesia motasi (wales), theileria recondita (wales) and cytoecetes phagocytophila. antigen was prepared from blood derived from splenectomised sheep except for c phagocytophila which was derived from a normal animal. a field survey was made to assess the prevalence of b motasi and t recondita in north wales and a comparison made between the titres using the b motasi (wales) antigen with those ...19873306850
ticks parasitising the indian buffalo (bubalus bubalis) and their possible role in disease transmission.a total of 13 ixodid tick species, boophilus microplus, haemaphysalis bispinosa, haemaphysalis cornupunctata, haemaphysalis himalaya, heamaphysalis montgomeryi, hyalomma anatolicum anatolicum, hyalomma dromedarii, hyalomma marginatum isaaci, hyalomma (hyalommina) brevipunctata, hyalomma (hyalommina) hussaini, nosomma monstrosum, rhipicephalus haemaphysaloides, and r. turanicus were collected off 424 buffaloes from the northwestern states of india. ten tick species, amblyomma testudinarium, b. mi ...19883369083
water vapour uptake from subsaturated atmospheres by engorged immature ixodid ticks.contrary to current opinion, fully engorged and detached larvae and nymphs of some ixodid ticks consistently take up substantial amounts of atmospheric water vapour and thereby display their regulative capacity for maintaining water balance in subsaturated air. net uptake of vapour generally begins some days after detachment and the capability persists until shortly after initiation of apolysis, a period which in diapausing specimens may extend up to several months. this was shown for ixodes ric ...19883378463
peculiarities of tick-borne encephalitis virus reproduction in haemaphysalis inermis ticks and their explants.virological, electron microscopic and immunomorphological investigation on the reproduction of tick-borne encephalitis (tbe) virus in haemaphysalis inermis ticks and in tissue explants from nymphs during their metamorphosis revealed that the virus reproduced in the cells of different tissues and organs of ticks which were in different phases and stages of life cycle. during the eclipse phase of tbe virus persistence in ticks, when no virus could be demonstrated by infectivity assay, viral partic ...19862878587
ectoparasites of sympatric cottontails (sylvilagus audubonii nelson) and jack rabbits (lepus californicus mearns) from the high plains of eastern new mexico.eight species of ectoparasites were recovered from 35 sylvilagus audubonii and 35 lepus californicus occurring sympatrically near the clovis-portales area of eastern new mexico. recovered were anoplura (haemodipsus setoni), diptera (cuterebra lepusculi and cuterebra ruficrus), siphonaptera (echidnophaga gallinacea and euhoplopsyllus glacialis), and acari (ornithodoros parkeri, dermacentor parumapertus, and haemaphysalis leporispalustris). jaccard's index showed a 50% ectoparasitic overlap with h ...19883418460
haemaphysalis humerosa, not h. longicornis, is the likely vector of theileria buffeli in australia. 19873426468
incidence of hemagglutination-inhibiting antibodies for bhanja virus in humans along the north-west border of yugoslavia.by the hemagglutination-inhibition test with the yugoslav strain of bhanja virus, the sera of 380 youngsters residing in the region along the yugoslav-hungarian border (north croatia) and 367 sera from newcomers to the area from various parts of yugoslavia were examined. the testing included 154 sera of the youngsters who had came to the region along the yugoslav-italian border (slovenia) without antibodies for bhanja virus and were staying there for a year. hemagglutination-inhibiting antibodie ...19873118594
parasites of domestic and wild animals in south africa. xxii. ixodid ticks on domestic dogs and on wild carnivores.ixodid ticks were collected from 4 dogs on smallholdings near grahamstown, eastern cape province, on 1 or more occasions each week for periods ranging from 9-36 months. fourteen tick species were recovered and the seasonal abundance of adult haemaphysalis leachi and adult rhipicephalus simus was determined. complete collections of ticks were made from 50 caracals (felis caracal) in the cradock, graaff-reinet and southwell regions in the eastern cape province. the animals from cradock and graaff- ...19873444612
infection rates of theileria sergenti in haemaphysalis longicornis ticks collected from the field in japan.for a period of one year haemaphysalis longicornis ticks were collected in a pasture from vegetation by dragging flannel cloth and from soil samples at monthly intervals. nymphal ticks were assessed for theileria infection. salivary glands were stained with methylgreen-pyronin and examined for parasite masses. nymphal h. longicornis infected with theileria sergenti were found in all samples during 12 months including the winter. after shortening the prefed period on rabbits to 24 hours, the para ...19902107351
effects of temperature on development and growth in the tick, haemaphysalis longicornis.as a part of ecological studies on haemaphysalis longicornis, the effects of controlled temperatures (12, 15, 20, 25 and 30 degrees c; approximately 100% rh) on development and growth of the tick were investigated and the critical low temperature for each stage in the life cycle was estimated. as the temperature became low, the periods of preoviposition, oviposition, egg hatching (incubation) and moulting were prolonged. at 12 degrees c, however, oviposition, egg hatching and moulting of the lar ...19873453334
geographic distribution of bhanja virus.a review on the geographic distribution, vectors and hosts of bhanja virus (bunyaviridae) is based on reports about: isolations of the virus; antibody surveys. bhanja virus has been isolated in 15 countries of asia, africa and europe, and antibodies against it have been detected in 15 additional countries. vector range includes ticks of the family ixodidae (subfam. amblyomminae; not subfam. ixodinae): 13 species of 6 genera (haemaphysalis, dermacentor, hyalomma, amblyomma, rhipicephalus and boop ...19873108117
development of theileria sergenti in the midgut of the tick, haemaphysalis longicornis. 19873108562
experimental transmission of theileria sergenti of cattle in japan by haemaphysalis mageshimaensis. 19883151544
normalization of anti-tick response of mast cell-deficient w/wv mice by intracutaneous injection of cultured mast cells.genetically mast cell-deficient (wb x c57bl/6)f1-w/wv mice show a defect in manifestation of resistance against larval haemaphysalis longicornis ticks. in order to obtain direct evidence for anti-tick roles of mast cells, we examined whether intracutaneous injection of cultured mast cells normalized the defect of w/wv mice. bone marrow cells of (wb x c57bl/6)f1-+/+ mice were cultured in the presence of pokeweed mitogen-stimulated spleen cell-conditioned medium. more than 95% of the cultured cell ...19873572647
ecology and phenology of ticks in zambia: seasonal dynamics on cattle.a study of the seasonality and infestation rates of ticks was carried out in 11 cattle herds in different ecological habitats in zambia between 1980 and 1982. wherever possible supplementary data were obtained from opportunistic collections from cattle and other hosts. analysis of over 1000 tick collections from cattle indicated that infestation rates of the most important species, amblyomma variegatum and rhipicephalus appendiculatus vary in different ecological habitats: (i) in western provinc ...19863451861
the experimental transmission of theileria buffeli of cattle in australia by haemaphysalis humerosa. 19873579753
transovular transmission of theileria sergenti in the tick, haemaphysalis longicornis. 19863560656
observation on kinetes of babesia ovata in the hemolymph of the vector tick haemaphysalis longicornis. 19873430926
effect of host resistance on the feeding and reproductive performance of haemaphysalis punctata and ixodes ricinus ticks.a study was made to assess the influence of host response on haemaphysalis punctata and ixodes ricinus biology by comparing the effects of feeding ticks on previously uninfested hosts with those fed on previously sensitised hosts. adult h punctata were fed on sheep; larvae and nymphs of h punctata and i ricinus were fed on rabbits. the engorgement weights of all instars studied that fed on sensitised hosts fell very gradually with successive infestations. these weight reductions were greater at ...19873589171
[studies on ticks (acarina, ixodidae), parasites of cattle in west algeria. i. systematic survey and seasonal activity].tick samples (acarina, ixodidae) were collected for two years on bovidae from the whole oran area which were brought weekly at the oran open market (algeria). the 5,500 ticks thus obtained could be divided into six genera and twelve species. from the phenological analysis the following were defined: three spring species (rhipicephalus bursa, rh. turanicus and rh. sanguineus), three summer species (hyalomma detritum, h. impeltatum and boophilus annulatus), three winter species (ixodes ricinus, ha ...19863813419
development of theileria sergenti in the ovary and eggs of the tick, haemaphysalis longicornis. 19853842145
inability of genetically mast cell-deficient w/wv mice to acquire resistance against larval haemaphysalis longicornis ticks.genetically mast cell-deficient (wb x c57bl/6)f1-w/wv mice were used to investigate the role of mast cells for the acquisition of resistance against larval haemaphysalis longicornis ticks. resistance against ticks was evaluated by reduction in both number and weight of engorged ticks. although (wb x c57bl/6)f1-+/+ mice with a normal number of mast cells acquired resistance after repeated infestation of ticks, the congenic w/wv mice did not acquire it. bone marrow transplantation from the +/+ mic ...19853897501
isolation of a cytopathic agent from the tick haemaphysalis punctata. 19684385167
rickettsia-like organisms in ticks and antibodies to spotted fever-group rickettsiae in mammals from northern mississippi.studies were conducted from april through august during 1974 and 1975 on 30 randomly selected trapping sites in wall doxey state park, holly springs national forest, and 1.6 km south of the park in marshall county, mississippi to provide information on the occurrence of ticks involved in the maintenance and transmission of spotted fever-group rickettsiae in nature. of 365 animals (14 species) collected, 186 (51%) were parasitized by 4,169 ticks. species of ticks collected included: dermacentor v ...19853923212
a comparison of the tick burdens of wild animals in a nature reserve and on an adjacent farm where tick control is practised.acaricidal treatment of cattle, sheep and goats on a farm in valley bushveld in the grahamstown district resulted in a reduction in the numbers of certain tick species on kudu (tragelaphus strepsiceros), scrub hares (lepus saxatilis) and crowned guinea fowl (numida meleagris) on the same farm. the tick species most severely affected was amblyomma hebraeum, while haemaphysalis silacea, hyalomma marginatum rufipes and rhipicephalus appendiculatus were affected to a lesser extent. rhipicephalus gla ...19863572954
theileria orientalis, a cosmopolitan blood parasite of cattle: demonstration of the schizont stage.serological and morphological comparison of theileria orientalis stocks from australia, britain, iran, japan and the usa with a more pathogenic stock from korea, corresponding to t sergenti of russian literature, showed that they all belong to one species, for which the name t orientalis is recommended. t orientalis is now known to occur on all continents. macroschizonts and microschizonts, found in some of the calves infected with the korean stock, are described and illustrated. infections with ...19853925510
numerical taxonomic studies of parthenogenetic and bisexual populations of haemaphysalis longicornis and related species (acari: ixodidae). 19744436742
a serological survey for bhanja and tick-borne encephalitis viruses in sheep of eastern slovakia.755 sheep from 41 farms in the districts of trebisov, michalovce, humenné and roznava in the east slovakian region were investigated on the presence of antibodies to bhanja (neutralization test) and tick-borne encephalitis (haemagglutination-inhibition test) viruses. in respective districts 2.2%, 0.4%, 1.7% and 26.7% of animals (total 5.3%) were found to be positive on bhanja virus, 4.4%, 1.5%, 1.7% and 5.0% (total 2.6%) on tick-borne encephalitis (tbe) virus. the considerable infection rate in ...19853930351
morphology of haemaphysalis (aboimisalis) punctata can. et franz. ticks in relation to its behaviour and ecology. 19744445823
isolation and identification of rickettsia rickettsii from the rabbit tick (haemaphysalis leporispalustris) in the atlantic zone of costa rica.during the ecological studies done in costa rica on rocky mountain spotted fever, we have been able to isolate 2 strains of rickettsiae from the rabbit tick haemaphysalis leporispalustris, indistinguishable from r. rickettsii isolated from humans in our country. moreover, serological evidence of this agent was demonstrated in convalescent guinea pigs and in the sera of the wild rabbit (sylvilagus braziliensis).19853923853
haemaphysalis kutchensis, an indian-pakistani bird and mammal tick, parasitizing a migrant whitethroat in the sultanate of oman. 19853981341
relationship between skin-sensitizing antibody production in the snowshoe hare, lepus americanus, and infestations by the rabbit tick, haemaphysalis leporispalustris (acari: ixodidae). 19854032154
parasites of domestic and wild animals in south africa. xviii. the crowned guinea fowl (numida meleagris), an important host of immature ixodid ticks.the tick burdens of 10 crowned guinea fowl (numida meleagris), shot at approximately 3-monthly intervals in the mountain zebra national park, and of 21 crowned guinea fowl from the andries vosloo kudu reserve, the majority of which were shot at monthly intervals, were determined. no adult ticks were recovered from any of the guinea fowl. the birds in the mountain zebra national park harboured 4 species of ixodid ticks of which amblyomma marmoreum was the most abundant and most prevalent. three b ...19863725331
parasites of domestic and wild animals in south africa. xix. ixodid ticks and fleas on rock dassies (procavia capensis) in the mountain-zebra national park.five or 6 rock dassies (procavia capensis) were shot at monthly intervals for 13 consecutive months in the mountain zebra national park and processed for arthropod parasite recovery. ten species of ixodid ticks and 2 flea species were recovered. the seasonal prevalence of the rock dassie ticks, haemaphysalis hyracophila and rhipicephalus distinctus, and of the immature stages of rhipicephalus arnoldi, a tick that usually infests the red rock rabbit (pronolagus rupestris), was determined. only 10 ...19863725332
the presence of theileria sergenti in haemaphysalis longicornis overwintering in pasture in japan.unfed haemaphysalis longicornis ticks were collected from the soil of pasture during the winter and their salivary glands were examined by the methyl green pyronin staining method in order to detect overwintering of theileria sergenti, the causative agent of bovine theileriosis in japan. a transmission experiment was carried out using these ticks applied to a splenectomized calf. the protozoa which appeared in the peripheral blood were identified parasitologically and seroimmunologically as t. s ...19853936424
spirochete from the rabbit tick, haemaphysalis leporispalustris (packard). i. isolation and preliminary characterization.an unidentified spirochete, referred to as the 277f agent, was isolated from haemaphysalis leporispalustris ticks from two cottontail rabbits by inoculation of the tick suspension into embryonated chicken eggs. because of its minute width (0.1 mu), the organism was difficult to see when stained by the giemsa method, but was readily demonstrated by silver impregnation or fluorescent-antibody procedures. in dark-field microscopy, the spirochetes appeared uniformly and rather tightly coiled, and ex ...19684171295
discovery of the tick haemaphysalis longicornis in western australia. 19854062732
studies on southeast asian haemaphysalis ticks (ixodoidea, ixodidae). species described by supino in 1897 from burma, with special reference to h. (rhipistoma) asiaticus (= h. dentipalpis warburton and nuttall). 19664224487
diseases and parasites of cattle in vanuatu.a study of cattle diseases was carried out in vanuatu from 1971 to 1981. tuberculosis was discovered in 4 herds and eradication was completed by 1981. the number of farms with brucellosis reactors increased from 2 in 1976 to 7 in 1978 despite eradication measures. antibodies to serovars leptospira icterohaemorrhagiae, australis, sejroe and canicola were demonstrated by the microscopic agglutination test. antibodies were demonstrated against infectious bovine rhinotracheitis/infectious pustular v ...19854074215
the susceptibility of muskrats and snowshoe hares to experimental infection with a chlamydial agent.muskrats (ondatra zibethicus) and snowshoe hares (lepus americanus) were exposed experimentally by various routes to a chlamydial agent (designated strain m56) originally isolated during a die-off of muskrats and snowshoe hares which occurred in saskatchewan during 1961. both species were susceptible to experimental infection. whereas m56 was highly lethal for snowshoe hares (18 deaths/19 exposed), it was less virulent for muskrats (6 deaths/20 exposed). the degree of susceptibility of muskrats ...19704246008
haemaphysalis (kaiseriana) davisi sp. n. (ixodoidea: ixodidae), a parasite of domestic and wild mammals in northeastern india, sikkim, and burma. 19704246255
effect of haemaphysalis punctata infestation on growing lambs and rabbits.lambs infected with adult haemaphysalis punctata and rabbits infected with nymphs developed a macrocytic normochromic anaemia during seven and six successive infestations, respectively. the anaemia was directly proportional to the degree of infestation but disappeared several days after the termination of infestation. a leucocytosis, due to neutrophilia, was seen in both lambs and rabbits. rabbits developed a thrombocytosis and reticulocytosis. infested lambs grew less rapidly than uninfested an ...19873589172
the epizootics of kyasanur forest disease in wild monkeys during 1964 to 1973.in the kyasanur forest disease area two species of wild monkeys, presbytis entellus and macaca radiata, succumb to the natural infection with kyasanur forest disease (kfd) virus (family flaviviridae). between october 1964 and september 1973, 1046 monkeys (860 p. entellus and 186 m. radiata) died. of these, kfd virus was isolated from 118 p. entellus and 13 m. radiata. maximum mortality of monkeys was reported during december through may coinciding with the season of activity of immature stages o ...19863603621
arbovirological survey in silica plateau area, roznava district, czechoslovakia.the serosurveys conducted in the silica plateau area of the slovak karst region revealed the presence of specific neutralizing antibody against tick-borne encephalitis (tbe) virus in 18% of local inhabitants (33 examined, mostly goats and sheep farmers), 54% of goats (26 examined), 18% of sheep (120 examined) and 13% of cattle (60 examined), against lipovník (lip) virus in 30% of inhabitants, 88% of goats, 55% of sheep and 45% of cattle, and against bhanja (bha) virus in 27% of inhabitants, 46% ...19863701055
studies on southeast asian haemaphysalis ticks (ixodoidea: ixodidae). h. (kaiseriana) lagrangei larrousse: identity, distribution, and hosts. 19734760643
life history of haemaphysalis kyasanurensis trapido, hoogstraal and rajagopalan, 1964 (acarina: ixodidae) in the laboratory. 19734763944
notes on africian haemaphysalis ticks. xii. h. (rhipistoma) zumpti sp. n., a parasite of small carnivores and squirrels in southern africa (ixodoidea: ixodidae). 19744814792
the haemaphysalis ticks (ixodoidea: ixodidae) of birds. 4. h. (ornithophysalis) phasiana sp. n. from japan. 19744814793
studies on the various glands of the tick haemaphysalis spinigera neumann 1897. 3. the salivary glands. 19654379114
relationship between the resistance of cattle to haemaphysalis longicornis and to boophilus microplus.cattle that had been exposed to haemaphysalis longicornis were as susceptible to boophilus microplus as cattle that had never been exposed to either species of tick. cattle with acquired resistance to both species ranked consistently for levels of resistance to each when infested separately. concurrent infestation with h. longicornis had no effect on ranking for resistance to b. microplus. the coefficient of concordance between the rankings of individuals on their levels of resistance to both sp ...19854074218
localization of tick-borne encephalitis virus in alveolar cells of salivary glands of dermacentor marginatus and haemaphysalis inermis ticks. 19724404901
haemaphysalis (h.) darjeeling sp. n., a member of the h. (h.) birmaniae group (ixodoidea, ixodidae) parasitizing artiodactyl mammals in himalayan forests of india, and in burma and thailand. 19704244208
isolation of tick-borne encephalitis virus from haemaphysalis inermis ticks. 19664380516
reproduction in ticks (acari: ixodoidea). 3. copulation in dermacentor occidentalis marx and haemaphysalis leporispalustris (packard) (ixodidae). 19744833860
[development of a lesion in ixodid ticks (ixodes persulcatus, dermacentor silvarum, haemaphysalis concinna) following the action of ddt]. 19744419643
southeast asian haemaphysalis ticks (ixodoidea, ixodidae). h. bandicota sp. n. from bandicoot rats in taiwan, thailand, and burma. 19654221045
haemaphysalis (kaiseriana) mageshimaensis (ixodoidea: ixodidae): human and wild and domestic mammal hosts, and distribution in japan, taiwan, and china. 19744430953
[isolation of the powassan virus from haemaphysalis neumanni dönitz, 1905 ticks in the maritime territory]. 19744439875
babesia major in britain: infectivity of suspensions derived from ground-up haemaphysalis punct at a nymphs. 19744448585
studies on the various glands of the tick haemaphysalis spinigera neumann 1897. 19654379530
[behavioral and developmental dependence of the larva and nymph of the tick, haemaphysalis longicornis neumann, on photoperiodic conditions]. 19744476068
haemaphysalis (alloceraea) aponommoides warburton (ixodoidea: ixodidae), description of immature stages, hosts, distribution, and ecology in india, nepal, sikkim, and china. 19715090972
haemaphysalis (herpetobia) sundrai sharif (ixodoidea: ixodidae), a tick parasitizing sheep in the western himalayas, redescription of female, description of male, and ecological observations. 19715090973
[experimental study of the seasonal adaptation of the ticks haemaphysalis concinna koch. from various regions of the fast east]. 19744477632
notes on african haemaphysalis ticks. 8. h. (rhipistoma) moreli sp. n., a carnivore parasite of the h. (r.) leachi group (ixodoidea: ixodidae). 19724641890
haemaphysalis (rhipistoma) bartelsi schulze (ixodoidea: ixodidae): immature stages from a treehole nest of the indonesian red giant flying squirrel. 19725078607
effect of photoperiod on the ovipositional patterns of haemaphysalis longicornis and ixodes persulcatus (oxopdoidea: ixodidae). 19734718533
finding of haemaphysalis erinacei erinacei pavesi, 1884 on birds in yugoslavia. 19744452493
aborphysalis, a new subgenus of asian haemaphysalis ticks; and identity, distribution, and hosts of h. aborensis warburton (resurrected ) (ixodoidea: ixodidae). 19715105960
persistence of tick-borne encephalitis virus in, and its transmission by haemaphysalis spinigera and h. turturis ticks. 19674383038
haemaphysalis (kaiseriana) borneata sp. n. (ixodoidea: ixodidae), a tick of the h.(k.) aculeata group parasitizing the sambar deer in borneo. 19715133886
studies on southeast asian haemaphysalis ticks (ixodoidea:ixodidae). identity and hosts of immature stages of h.(rhipistoma)asiatica (supino) from thailand. 19715133887
haemaphysalis (h.) sumatraensis sp. n. (ixodoidea: ixodidae), a tick parasitizing the tiger, boar, and sambar deer in indonesia. 19715133889
haemaphysalis verticalis itagaki, noda, and yamaguchi: rediscovery in china, adult and immature identity, rodent hosts, distribution, and medical relationships (ixodoidea: ixodidae). 19734722594
haemaphysalis (kaiseriana) bispinosa neumann (ixodoidea: ixodidae): evidence for consideration as an introduced species in the malay peninsula and borneo. 19695391311
[scanning electron microscopy studies of ticks. iv. haemaphysalis inermis birula, 1895]. 19724668507
redescription of the type material of haemaphysalis (aboimisalis) cinnabarina (revalidated) and its junior synonym h. (a.) sanguinolenta described by koch in 1844 from brazil (ixodoidea: ixodidae). 19734696587
the haemaphysalis ticks (ixodoidea: ixodidae) of birds. 3. h. (ornithophysalis) subgen. n.: definition, species, hosts, and distribution in the oriental, palearctic, malagasy, and ethiopian faunal regions. 19734760642
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