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Research Category:Calf Research

Calf Research

Development of an IgY-Based Treatment to Control Bovine Coronavirus Diarrhea in Dairy Calves

2023

Viruses
Bovine Coronavirus (BCoV) is a major pathogen associated with neonatal calf diarrhea. Standard practice dictates that to prevent BCoV diarrhea, dams should be immunized in the last stage of pregnancy…
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Calf Research

Effect of immunized egg proteins on the performance and neonatal diarrhoea incidence in newborn calves

2021

Journal of Animal Physiology and Animal Nutrition
The aim of this study was to assess the effects of feeding immunized egg proteins (IEP) on the health and performance of newborn dairy calves. Sixty-four Holstein calves, both male…
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Calf Research

A new passive immune strategy based on IgY antibodies as a key element to control neonatal calf diarrhea in dairy farms

2020

BMC Veterinary Research
Neonatal diarrhea remains one of the main causes of morbi-mortality in dairy calves under artificial rearing. It is often caused by infectious agents of viral, bacterial, or parasitic origin. Cows…
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Calf Research

Prevention of fatal salmonellosis in neonatal calves, using orally administered chicken egg yolk Salmonella-specific antibodies

1998

American Journal of Veterinary Research
Objective: To protect neonatal calves against fatal salmonellosis within the first 2 weeks after birth, using chicken egg yolk antibodies specific against Salmonella typhimurium or S dublin. Animals: 38 neonatal…
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Calf Research

Coronavirus-challenge study comparing IgY against colostrum

1997

Veterinary Microbiology
The protective effect of egg yolk and colostrum powders prepared from hens and cows vaccinated with inactivated bovine coronavirus (BCV) antigen was evaluated in a challenge model with a virulent…
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Calf Research

Protection of neonatal calves against fatal enteric colibacillosis by administration of egg yolk powder from hens immunized with K99-piliated enterotoxigenic Escherichia coli

1992

American Journal of Veterinary Research
The protective effects of egg yolk powder prepared from hens vaccinated with heat-extracted antigens from K99-piliated enterotoxigenic Escherichia coli (ETEC) strain 431 were evaluated in a colostrum-fed calf model of…
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Research Categories

EgCel IgY: Technology

Explore our resources library in detail to learn how we are pusuing our vision to be the IgY technology that fills the gap left by the reduction of antibiotic and NSAID use in animal through continual innovation, learning, and challenging the status quo.

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