Results 61 to 70 of about 12,187 (252)
Effect of Marek's vaccine on some lymphoid organs in layers [PDF]
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
The influence of long term sound stress on histological structure of immune organs in broiler chickens [PDF]
The aim of this paper was to examine the effect of different duration sound stress on immune organs of broiler chickens of different age. Nine groups, with 10 chickens in each group were included in experiment.
Žikić Dragan R.+3 more
doaj +1 more source
GAMBARAN HISTOPATOLOGIS BURSA FABRICIUS AYAM BROILER SETELAH DIVAKSIN DENGAN VAKSIN VIRUS AVIAN INFLUENZA (AI) [PDF]
Penelitian ini bertujuan mengamati perbedaan gambaran histopatologis bursa Fabricius ayam broiler setelah divaksin dengan vaksin virusAI.18 ekor ayam broiler berumur 7 hari dibagi menjadi 2 kelompok.
Nursaida Nasution
core
The current study aimed to compare three levels of zinc (40, 80 and 110 mg/kg of diets) as either ZnOHCl or ZnONPs. It is shown that ZnOHCl supplementation in broilers’ diets up to 110 mg was more efficient than ZnONPs in most responses relevant to immunology, growth performance and meat quality.
Ahmad Taregh Hosein+2 more
wiley +1 more source
To investigate the effects of spermine on goose immune organ indexes and expression levels of genes related to immune factors, the Sichuan adult white geese (female) were intragastrically administered with 5 and 10 mg spermine per kilogram body mass, and
YI Zhixin+7 more
doaj +1 more source
The effects of classic and variant infectious bursal disease viruses on lymphocyte populations in specific-pathogen-free White Leghorn chickens [PDF]
Infectious bursal disease virus (IBDV) is a pathogen that primarily infects B lymphocytes in domestic avian species. This viral infection has been associated with immunosuppression, clinical disease/mortality, and enteric malabsorption effects.
Cox, Ashley K.+5 more
core +2 more sources
ABSTRACT Recycling animal waste is crucial for the circular economy, promoting environmental and sustainability. This study aimed to assess the impact of shrimp waste added to broiler diets on growth performance, slaughter and carcass characteristics, intestinal morphology, bone traits, and fatty acids in the meat.
Esin Ebru Onbaşılar+10 more
wiley +1 more source
This study explores the role of IgA‐coated bacteria in improving feed efficiency in chickens, offering a novel perspective for probiotic screening. Chickens with high feed efficiency were found to have a greater abundance of Gram‐positive bacteria, while low feed efficiency chickens exhibited higher levels of Gram‐negative bacteria and potential ...
Chunlin Xie+7 more
wiley +1 more source
The objective of the research was to determine the influences of heat stress and temperature-exposed time on liver malonaldehyde (MDA), relative weight of bursa fabricius and heterophil/lymfocite ratio of broilers.
E. Kusnadi
doaj
Studies On Local Isolates Of Infectious Bursal Disease Virus [PDF]
Infectious bursal disease (lBD) is one of the most important viral diseases in chickens. IBD virus ( IBDV) from seven local field outbreaks in layer, broiler and village chickens were isolated, propagated and identified.
Hashim, Hafizah
core