نتایج جستجو برای: cattle ticks

تعداد نتایج: 57563  

2014
Tom Eyckmans Elke Wollants Ann Janssens Hélène Schoemans Katrien Lagrou Joost Wauters Johan Maertens

Acknowledgments We are indebted to the chief of Daral for allowing us access to the Kati cattle market and to the individual ranchers for providing ticks from their cattle. In addition, we thank Seydou Doumbia, Sekou Traore, Richard Sakai, Joseph Shott, and Mark Pineda for logistics support; Robert J. Fischer, Brandi Williamson, Eric Dahlstrom, and Stephen Porcella for technical assistance; and...

2004
D. A. SALIH S. M. HASSAN A. M. EL HUSSEIN F. JONGEJAN

SALIH, D.A., HASSAN, S.M., EL HUSSEIN, A.M. & JONGEJAN, F. 2004. Preliminary survey of ticks (Acari: Ixodidae) on cattle in northern Sudan. Onderstepoort Journal of Veterinary Research, 71: 319–326 In a cross sectional survey conducted during the period June 2001 to July 2002, the geographical distribution of ticks on cattle in the Sudan was determined. Seventeen locations were surveyed from No...

2014
Maryam Ganjali Mansour Dabirzadeh Masoud Sargolzaie

BACKGROUND Ticks are important vectors of human and animal pathogens. They are considered as main vectors for transmission of many viral, bacterial, rickettsial and parasitical pathogens. The aim of the present study was to find out species diversity of ticks, which infested the domestic ruminants in Zabol County, Eastern Iran in 2012. METHODS Ticks were selected randomly from sheep, goats, c...

Journal: :The Onderstepoort journal of veterinary research 2009
I G Horak N Nyangiwe C De Matos L Neves

The species and distribution of ticks infesting cattle, goats and dogs in the eastern region of the Eastern Cape Province, South Africa and Maputo Province, Mozambique were determined from collections made from these animals at 72 localities in the former region and 30 in the latter. Eleven ixodid and one argasid species were recovered in the Eastern Cape Province and 15 ixodid species in Maput...

Journal: :The Onderstepoort journal of veterinary research 1985
J L Du Plessis

Amblyomma hebraeum ticks, collected in the field and individually homogenized, were injected into mice. Thirteen out of 240 ticks were shown to be infected with the heartwater agent. Antibodies against Cowdria ruminantium were detected in the sera of the mice by means of the indirect fluorescent antibody test. Giemsa-stained smears, prepared from the haemocytes of the ticks, revealed morphologi...

Journal: :تحقیقات دامپزشکی 0
صدیقه نبیان گروه انگل شناسی دانشکده دامپزشکی دانشگاه تهران صادق رهبری گروه انگل شناسی دانشکده دامپزشکی دانشگاه تهران پرویز شایان گروه انگل شناسی دانشکده دامپزشکی دانشگاه تهران حمید رضا حداد زاده گروه انگل شناسی دانشکده دامپزشکی دانشگاه تهران

this study conducted during 3 years period (2002-2004). tick sampling was randomly carried out from domestic animals during seasonal activity of ticks from six provinces of iran. 2170 ticks from 151 cattle , 629 sheep, 336 goats and 32 camels were collected proin 30 prosseces with a mean number of 1.9 tick per animal. 209 dermacentor ticks collected from six provinces( kordestan, ardebil, east ...

ژورنال: :مجله تحقیقات دامپزشکی (journal of veterinary research) 2008
صدیقه نبیان صادق رهبری پرویز شایان حمید رضا حداد زاده

this study conducted during 3 years period (2002-2004). tick sampling was randomly carried out from domestic animals during seasonal activity of ticks from six provinces of iran. 2170 ticks from 151 cattle , 629 sheep, 336 goats and 32 camels were collected proin 30 prosseces with a mean number of 1.9 tick per animal. 209 dermacentor ticks collected from six provinces( kordestan, ardebil, ea...

2010
Christopher J O'Neill David L Swain Haja N Kadarmideen

The evolutionary processes that have enabled Bos taurus cattle to establish around the globe are at the core to the future success of livestock production. Our study focuses on the history of cattle domestication including the last 60 years of B. taurus breeding programmes in both favourable and unfavourable environments and its consequences on evolution and fitness of cattle. We discuss the em...

Journal: :The Onderstepoort journal of veterinary research 1987
J L Du Plessis L Malan

In an epidemiological study undertaken on 23 farms where heartwater occurs endemically, it was found that on an overall average, antibodies to Cowdria ruminantium were detected in 64.3% of the cattle, 6 adult Amblyomma hebraeum ticks were counted per animal and 7.0% of ticks were infected with the heartwater agent. It was found that the seropositivity of the animals was determined largely by th...

Journal: :Parasitology 2008
M S Rocchi K T Ballingall D Ngugi N D MacHugh D J McKeever

Theileria parva is an intracellular protozoan parasite transmitted by ticks that causes a fatal lymphoproliferative disease of cattle known as East Coast Fever. Vaccination against the disease currently relies on inoculation of the infective sporozoite stage of the parasite and simultaneous treatment with long-acting formulations of oxytetracycline. Sporozoites are maintained as frozen stabilat...

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