Zobrazeno 1 - 10
of 92
pro vyhledávání: '"John, Osita"'
Publikováno v:
Veterinary Sciences and Practices, Vol 19, Iss 2, Pp 94-103 (2024)
This study investigated whether lymphocytic depletion following chemical bursectomy influenced the severity of infection and development of lesions in chickens challenged with velogenic viscerotropic Newcastle disease virus (vvNDV). Cockerel chickens
Externí odkaz:
https://doaj.org/article/ab26d6e007034508bc55d559fec3ee6d
Publikováno v:
Veterinary Sciences & Practices; Aug2024, Vol. 19 Issue 2, p94-103, 10p
Autor:
Ifeanyichukwu Onyema, Didacus Chukwuemeka Eze, Yusuf Abba, Paulinus Ekenedilichukwu Emennaa, Shodeinde Vincent Olu Shoyinka, Emmanuel Chukwudi Okwor, Wilfred Sunday Ezema, John Ikechukwu Ihedioha, John Osita Arinze Okoye
Publikováno v:
Journal of Applied Animal Research, Vol 47, Iss 1, Pp 189-194 (2019)
This study compared the pathologic effects of velogenic Newcastle disease (ND) virus in broilers and pullets using the normal pathogenic dose of the virus following an earlier report that challenge of the two types of chickens with a low dose of the
Externí odkaz:
https://doaj.org/article/cb42266e7ce941d299b5d26365240b8a
Publikováno v:
Journal of Applied Animal Research, Vol 46, Iss 1, Pp 1352-1357 (2018)
The aim of this project was to find out the comparative susceptibilities of broilers and layer chickens to a low dose of velogenic viscerotropic Newcastle disease virus (vvNDV) infection using mortalities as the main indicator. Five weeks old Anak br
Externí odkaz:
https://doaj.org/article/843832e13f3c40fb8397593527bc3fcc
Autor:
Jacinta Ngozi Omeke, Frances Chioma Egwuogu, Celestine Anayochukwu Onyeke, Iniobong Chukwuebuka Ugochukwu, Didacus Chukwuemeka Eze, Emmanuel Chukwudi Okwor, John Osita Arinze Okoye
Publikováno v:
Comparative Clinical Pathology. 31:91-96
Akademický článek
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Autor:
Harriet N. Okechukwu, D. C. Eze, John Ikechukwu Ihedioha, Anthony A. Chukwuedo, John Osita Arinze Okoye, Amarachukwu O. Igwe
Publikováno v:
Veterinary Medicine and Science
Veterinary Medicine and Science, Vol 6, Iss 3, Pp 470-476 (2020)
Veterinary Medicine and Science, Vol 6, Iss 3, Pp 470-476 (2020)
One hundred and ten Isa Brown layers were vaccinated with La Sota, once at point of lay at 18 weeks and three times at peak of lay which occurred at 27–29 weeks of age. Thereafter, they were weekly monitored for haemagglutination inhibition (HI) an
Autor:
John Osita Arinze Okoye, Ifeanyi Onyema, Jacinta Ngozi Omeke, Rita Chidimma Maxwell-Mkpado, Harriet Nkechi Ikenna-Ezeh, D. C. Eze, Nnenna T. Emejuo
Publikováno v:
Tropical animal health and production. 53(6)
Newcastle disease (ND) is a major problem of poultry production worldwide. Control is by biosecurity and vaccination. In this project, we studied the pathology of Komarov vaccine which is commonly used in many countries of Africa on the Hitchner B1 (
Akademický článek
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Publikováno v:
Veterinary Medicine and Science
Veterinary Medicine and Science, Vol 6, Iss 3, Pp 462-469 (2020)
Veterinary Medicine and Science, Vol 6, Iss 3, Pp 462-469 (2020)
This study investigated the immune responses to La Sota vaccination, used in protection of chickens against Newcastle disease, in light weight type breeds of chickens (pullets) and heavy weight type breeds of chickens (broilers) used in commercial po