Results 91 to 100 of about 10,376 (202)

Efficacy of Probiotic Lactobacillus spp. Isolated From Healthy Korean Indigenous Calves

open access: yesVeterinary Medicine and Science, Volume 12, Issue 1, January 2026.
We investigated the probiotic efficacy of a Lactobacillus mixture from calves. This mixture contributes to beneficial bacteria proliferation and harmful bacteria suppression in the gut microbiota, as well as inhibition of pathogenic infections and improved immunity.
Ji‐Yeong Ku   +8 more
wiley   +1 more source

Molecular Characterization of Virulent Genes and Antimicrobial Resistance Patterns of Escherichia coli Isolated From Calf Scours in Western Iran

open access: yesVeterinary Medicine and Science, Volume 12, Issue 1, January 2026.
This study in Western Iran analysed E. coli in diarrhoeic neonatal calves and identified 307 isolates from 350 faecal samples. The pathotypes included EHEC (36.59%), EPEC (20.42%), ETEC (14.46%), STEC (12.34%) and NTEC (11.48%), with four STEC O157:H7 isolates. Serotypes O103 and O15 were the most common.
Elham Ahmadi   +3 more
wiley   +1 more source

Management factors associated with bovine respiratory disease in preweaned calves on California dairies: The BRD 100 study. [PDF]

open access: yes, 2019
The objective of this cross-sectional study was to determine how management practices on California dairies may be associated with bovine respiratory disease (BRD) in preweaned calves.
Aly, Sharif   +10 more
core  

Isolation of Robinsoniella peoriensis from the fecal material of the endangered Yangtze finless porpoise, Neophocaena asiaeorientalis asiaeorientalis [PDF]

open access: yes, 2013
The aim of this study was to determine the causative agent of diarrhea in an endangered Yangtze finless porpoise (Neophocaena asiaeorientalis asiaeorientalis). From the fecal material collected from this porpoise Robinsoniella peoriensis was isolated. (C)
McLaughlin, Richard William   +6 more
core   +1 more source

Nutritional Endocrinology in Dairy Cattle: Roles of the Ghrelin and Glucagon‐Like Peptide Axis in Metabolic Adaptation and Developmental Programming

open access: yesAnimal Science Journal, Volume 97, Issue 1, January/December 2026.
ABSTRACT High‐producing dairy cattle experience profound metabolic transitions during the periparturient and periweaning periods that influence health and long‐term productivity. In ruminants, feed intake and metabolic adaptation reflect coordinated interactions among rumen fermentation, hepatic oxidative feedback, and gastrointestinal hormones.
Toshihisa Sugino   +5 more
wiley   +1 more source

Intestinal absorption of macromolecules during viral enteritis: an experimental study on rotavirus-infected conventional and germ-free mice. [PDF]

open access: yes, 1987
Epithelial transport and degradation of horseradish peroxidase (HRP), a macromolecular tracer, was studied in conventional and germ-free suckling mice following an experimental infection with rotavirus.
Corthier, G   +5 more
core  

Ingestion of Milk Containing Very Low Concentration of Antimicrobials: Longitudinal Effect on Fecal Microbiota Composition in Preweaned Calves. [PDF]

open access: yes, 2016
Although antimicrobial drugs are central to combat disease in modern medicine, the use of these drugs can have undesired consequences for human and animal health.
Bicalho, Rodrigo Carvalho   +5 more
core   +4 more sources

First Isolation of Bovine Coronavirus From Yanbian, China, and Analytical Validation of a SYBR Green I RT‐qPCR Panel for Calf Diarrhea Viruses

open access: yesTransboundary and Emerging Diseases, Volume 2026, Issue 1, 2026.
Bovine coronavirus (BCoV) is an important viral agent associated with neonatal calf diarrhea (NCD), winter dysentery, and bovine respiratory disease, contributing to economic losses in cattle production worldwide. To date, BCoV sequence data from Yanbian, Northeast China, are limited in public datasets.
Siqi Zhang   +18 more
wiley   +1 more source

Update of the list of qualified presumption of safety (QPS) recommended microbiological agents intentionally added to food or feed as notified to EFSA 23: Suitability of taxonomic units notified to EFSA until September 2025

open access: yesEFSA Journal, Volume 24, Issue 1, January 2026.
Abstract The qualified presumption of safety (QPS) process was developed to provide a harmonised safety assessment approach to support EFSA Scientific Panels and Units. The QPS approach assesses the taxonomic identity, body of relevant knowledge and safety of microorganisms intentionally added to the food and feed chain.
EFSA Panel on Biological Hazards (BIOHAZ)   +28 more
wiley   +1 more source

Feeding Techniques To Increase Calf Growth In The First Two Months Of Life [PDF]

open access: yes, 2008
End of project reportData from Cornell University and the University of Illinois in the USA suggested that average daily liveweight gains of 900 to 1000 g/calf/day could be achieved from birth to weaning provided the calf milk replacer (CMR) is ...
Dawson, L.   +3 more
core  

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