Results 81 to 90 of about 11,770 (213)

Histopathological and genetic characterisation of Marek's disease in Sebright chickens from Brazil

Veterinary Record Case Reports, Volume 13, Issue 4, December 2025.
Abstract Marek's disease is a lymphoproliferative condition caused by Gallid alphaherpesvirus 2 (Marek's disease virus), affecting primarily birds of the order Galliformes. This study reports a case of Marek's disease in Sebright chickens in Rio de Janeiro, Brazil.
Thomas Salles Dias, Catia Dejuste de Paula, Andrea Soffiatti Grael, Carlos Henrique Campelllo Costa, Aniesse Silva Aguiar, Dayse Lima da Costa Abreu   +5 more
wiley   +1 more source

Effect of Marek's vaccine on some lymphoid organs in layers [PDF]

Iraqi Journal of Veterinary Sciences, 2011
The aim of the study was to examine experimentally the gross and histological changes in layers (ISA Brown) inoculated with bivalent vaccine (CVI 988 and HVT) intramuscularly at one day of age.
H. A. Hassan, T. S. Qubih
doaj  

Age-related development and histomorphological observations of bursa of Fabricius in sonali chicken

Journal of Advanced Biotechnology and Experimental Therapeutics, 2020
The aim of this research was to investigate the age related histomorphological and involutory changes of bursa of Fabricius of sonali chicken at different postnatal stages in Bangladesh.
Ummay Ayman, Md. Rafiqul Alam, Shonkor Kumar Das   +2 more
doaj   +1 more source

Safety and efficacy of a feed additive consisting of clinoptilolite of volcanic origin for all terrestrial animal species (IMERYS Talc Europe)

EFSA Journal, Volume 23, Issue 12, December 2025.
Abstract Following a request from the European Commission, the Panel on Additives and Products or Substances used in Animal Feed (FEEDAP) was asked to deliver a scientific opinion on the safety and efficacy of clinoptilolite of volcanic origin as a technological feed additive for all terrestrial animal species.
EFSA Panel on Additives and Products or Substances used in Animal Feed (FEEDAP), Roberto Edoardo Villa, Giovanna Azimonti, Eleftherios Bonos, Henrik Christensen, Mojca Durjava, Birgit Dusemund, Ronette Gehring, Boet Glandorf, Maryline Kouba, Marta López‐Alonso, Francesca Marcon, Carlo Nebbia, Alena Pechová, Miguel Prieto‐Maradona, Ilen Röhe, Katerina Theodoridou, Noël Dierick, Giovanna Martelli, Secundino López‐Puente, Jaume Galobart, Orsolya Holczknecht, Matteo L. Innocenti, Jordi Ortuño, Maria Vittoria Vettori, Maria Dulak   +25 more
wiley   +1 more source

A preventive cytokine treatment of the viral infectious bursal disease (IBD) of chickens [PDF]

, 2015
Infectious bursal disease (IBD) is a viral disease of young chickens that produce severe lesions in the bursa of Fabricius and other organs inducing immunosuppression and mortality in birds. This study indicates that oral administration of IFN-α and IL-2
D'Ambrosio, Elisa, Di Girolamo, Fabio Augusto, Martínez Sayé, Melisa Soledad, Mattiello, Rosana, Maure, Pablo, Miranda, Mariana Reneé, Pereira, Claudio Alejandro, Wilda, Maximiliano   +7 more
core   +1 more source

Safety and efficacy of a feed additive consisting of perlite for all terrestrial animal species (IMERYS Talc Europe)

EFSA Journal, Volume 23, Issue 12, December 2025.
Abstract Following a request from the European Commission, the Panel on Additives and Products or Substances used in Animal Feed (FEEDAP) was asked to deliver a scientific opinion on the safety and efficacy of perlite as a technological feed additive for all terrestrial animal species.
EFSA Panel on Additives and Products or Substances used in Animal Feed (FEEDAP), Roberto Edoardo Villa, Giovanna Azimonti, Eleftherios Bonos, Henrik Christensen, Mojca Durjava, Birgit Dusemund, Ronette Gehring, Boet Glandorf, Maryline Kouba, Marta López‐Alonso, Francesca Marcon, Carlo Nebbia, Alena Pechová, Miguel Prieto‐Maradona, Ilen Röhe, Katerina Theodoridou, Noël Dierick, Giovanna Martelli, Secundino López‐Puente, Jaume Galobart, Orsolya Holczknecht, Matteo L. Innocenti, Jordi Ortuño, Maria Vittoria Vettori, Maria Dulak   +25 more
wiley   +1 more source

Histomorphological Evaluation of the Spleen and Bursa of Fabricius in Japanese Quail (Coturnix coturnix japonica)

Veterinary Sciences and Practices
This study aimed to evaluate the histological and histochemical characteristics of the bursa of Fabricius and spleen in male Japanese quail and to compare the results with previous literature. Six adult male Japanese quail were used.
Füsun Erhan Baycumendur, Sema Uslu, Elif Nur Taş Kepenek   +2 more
doaj   +1 more source

Aphids associated with shrubs, herbaceous plants and crops in the Maltese Archipelago (Hemiptera, Aphidoidea) [PDF]

, 2011
A survey of the aphids associated with Maltese shrubs, herbaceous plants and crops was carried out. Sixty six aphid species were recorded from more than 90 species of host plants.
Azzopardi, Erika, Cuesta Segura, David, Espadaler, Xavier, Mangion, Marija, Mifsud, David, Perez Hidalgo, Nicolas, Watson, Gillian W.   +6 more
core  

IMMUNOSUPPRESSION IN BROILERS EXPOSED TO INCREASED TEMPERATURE [PDF]

Journal of Veterinary and Animal Sciences, 1998
Effect of prolonged and intermittent exposure to increased atmospheric temperature on the immune responses was studiedexperimentally in 154 broilers. It was observed that 40 ± 1 ° C for 29 days, 12 h.
S.J. Jamadar, S.B. Vidhate, R.S. Nehete, V.M. Shingatgeri, B.V. Jalnapurkar   +4 more
doaj  

The role of the bursa of Fabricius in the development of resistance in infectious laryngotracheitis [PDF]

, 1956
Call number: LD2668 .T4 1956 B36Master of ...
Barney, George Harold.
core