| cowdria ruminantium identified in amblyomma gemma using a dna probe pcs20. | amblyomma gemma ticks were collected from wild animals on a 20,000 acre game ranch in a heartwater endemic area in kenya, close to nairobi. a. variegatum is the main vector of heartwater in kenya. e.a. lewis, 1947, in a one sentence report has implicated a. gemma to be a vector of heartwater without giving any details. adult a. gemma were collected from giraffe giraffa camelopardalis, hartebeest alcephalus busephalus, eland taurotragus oryx and ostrich struthio camelus during cropping exercises. ... | 1993 | 8134629 |
| transmission of cowdria ruminantium by amblyomma gemma from infected african buffalo (syncerus caffer) and eland (taurotragus oryx) to sheep. | two african buffalo (syncerus caffer), an eland (taurotragus oryx) and a waterbuck (kobus defassa) were intravenously inoculated with cowdria ruminantium (kiswani). amblyomma gemma nymphs were fed on the animals at 3 weekly intervals. jugular blood was also collected at 3 weekly intervals and inoculated into sheep. nymphal ticks that fed on one buffalo on days 16 and 37 and on the other buffalo on day 58 after infection transmitted the disease as adults to sheep. nymphs that were applied to the ... | 2001 | 11556617 |
| ticks and tick-borne pathogens in livestock from nomadic herds in the somali region, ethiopia. | between may 2006 and january 2007, blood samples and ticks were randomly collected from 220 nomadic animals from filtu and dollo odo districts, libaan zone, in the somali region of ethiopia. overall, 81.5% cattle, 98.2% camels, 53.4% goats and 61.1% sheep were infested by ixodid ticks. collected ticks (n = 1,036) were identified as rhipicephalus pulchellus (40.1%), r. pravus (25.8%), amblyomma gemma (9.4%), hyalomma rufipes (13.3%), h. truncatum (2.8%), h. impeltatum (1.2%) and h. dromedarii (0. ... | 2012 | 22349943 |