Publications by authors named "Darrin M Karcher"

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Orange corn diet decreased serum corticosterone and improved gait, egg production, egg quality and fertility of breeder Pekin ducks exposed to heat stress.
Esther Oluwagbenga, Evan Rocheford, Torbert Rocheford, Tyler Lawson, Darrin M Karcher

Poult Sci· November 2025

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The use of quantitative computed tomography for bone ash quantification may avoid euthanasia of young broiler chickens.
Jung Yeol Sung, Brittney J Emmert, Cara I Robison, Darrin M Karcher, Olayiwola Adeola

Poult Sci· October 2025

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Environmental contamination and horizontal transmission of Salmonella Enteritidis among experimentally infected layer pullets in indoor cage-free housing.
Richard K Gast, Javier S Garcia, Rupa Guraya, Deana R Jones, Darrin M Karcher

Poult Sci· July 2025

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Age effects on measurements of hypothalamic-pituitary-adrenal axis activation in laying hens.
Meagan E Abraham, Priscila Serpa, Gregory S Fraley, Darrin M Karcher

Poult Sci· March 2025

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Effects of genetic strain, stocking density, and age on broiler behavior.
Rosemary H Whittle, Darrin M Karcher, Marisa A Erasmus, Shawna L Weimer

Poult Sci· February 2025

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Utilizing 3-dimensional models to assess keel bone damage in laying hens throughout the lay cycle.
Brittney J Emmert, Prafulla Regmi, Cara I Robison, Woo K Kim, Darrin M Karcher

Poult Sci· July 2024

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Internal Organ Colonization by Enteritidis in Layer Pullets Infected at Two Different Ages During Rearing in Cage-Free Housing.
Richard K Gast, Deana R Jones, Rupa Guraya, Javier S Garcia, Darrin M Karcher

Avian Dis· June 2024

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Cage-Free Pullets Minimally Affected by Stocking Density Stressors.
Meagan E Abraham, Cara I Robison, Priscila B S Serpa, Natalia J Strandberg, Marisa A Erasmus, Darrin M Karcher

Animals (Basel)· May 2024

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Influence of keel impacts and laying hen behavior on keel bone damage.
Sydney L Baker, Cara I Robison, Darrin M Karcher, Michael J Toscano, Maja M Makagon

Poult Sci· April 2024

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Phosphorus equivalency of exogenous phytase relative to phosphorus in monosodium phosphate in broiler chickens.
Jung Yeol Sung, Brittney J Emmert, Darrin M Karcher, Carrie L Walk, Olayiwola Adeola

Poult Sci· January 2024

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n-3 essential fatty acid and vitamin D supplementation improve skeletal health in laying hens.
Meagan E Abraham, Cara I Robison, Woo K Kim, Prafulla Regmi, Darrin M Karcher

Poult Sci· December 2023

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Computed tomographic and magnetic resonance imaging anatomy of the coelomic cavity in market-age commercial Pekin Ducks (Anas platyrhynchos domesticus).
Meagan E Abraham, Nobuko Wakamatsu, Geoffrey A Lossie, Darrin M Karcher, Hock Gan Heng

Anat Histol Embryol· November 2023

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Research Note: Internal organ colonization by Salmonella Enteritidis in experimentally infected layer pullets reared at different stocking densities in indoor cage-free housing.
Richard K Gast, Deana R Jones, Rupa Guraya, Javier S Garcia, Darrin M Karcher

Poult Sci· November 2022

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Behavior and Immune Response of Conventional and Slow-Growing Broilers to Typhimurium.
Ashlyn M Snyder, Sean P Riley, Cara I Robison, Darrin M Karcher, Carmen L Wickware

Front Physiol· May 2022

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Tissue Colonization and Egg and Environmental Contamination Associated with the Experimental Infection of Cage-Free Laying Hens with Braenderup.
Javier S Garcia, Richard K Gast, Jean Y Guard, Darrin M Karcher, Deana Jones

Avian Dis· March 2022

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Research Note: Contamination of eggs by Salmonella Enteritidis and Salmonella Typhimurium in experimentally infected laying hens in indoor cage-free housing.
Richard K Gast, Deana R Jones, Rupa Guraya, Kenneth E Anderson, Darrin M Karcher

Poult Sci· November 2021

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Biofortified orange corn increases xanthophyll density and yolk pigmentation in egg yolks from laying hens.
Darwin Ortiz, Tyler Lawson, Rachel Jarrett, Ashley Ring, Kailynn L Scoles, Darrin M Karcher

Poult Sci· July 2021

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Research Note: Horizontal transmission and internal organ colonization by Salmonella Enteritidis and Salmonella Kentucky in experimentally infected laying hens in indoor cage-free housing.
Richard K Gast, Deana R Jones, Rupa Guraya, Kenneth E Anderson, Darrin M Karcher

Poult Sci· November 2020

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Pooling of Laying Hen Environmental Swabs and Efficacy of Salmonella Detection.
Deana R Jones, Richard K Gast, Prafulla Regmi, Garrett E Ward, Kenneth E Anderson, Darrin M Karcher

J Food Prot· June 2020

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Poultry in the classroom: effectiveness of an online poultry-science-based education program for high school STEM instruction.
Mary G Erickson, Marisa A Erasmus, Darrin M Karcher, Neil A Knobloch, Elizabeth L Karcher

Poult Sci· December 2019

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Contamination of eggs by Salmonella Enteritidis in experimentally infected laying hens of four commercial genetic lines in conventional cages and enriched colony housing.
Richard K Gast, Prafulla Regmi, Rupa Guraya, Deana R Jones, Kenneth E Anderson, Darrin M Karcher

Poult Sci· October 2019

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Colonization of internal organs by Salmonella Enteritidis in experimentally infected laying hens of four commercial genetic lines in conventional cages and enriched colony housing.
Richard K Gast, Prafulla Regmi, Rupa Guraya, Deana R Jones, Kenneth E Anderson, Darrin M Karcher

Poult Sci· April 2019

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Keel bone damage assessment: consistency in enriched colony laying hens.
Nicholas J Chargo, Cara I Robison, Sydney L Baker, Michael J Toscano, Maja M Makagon, Darrin M Karcher

Poult Sci· February 2019

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Keel bone differences in laying hens housed in enriched colony cages.
Nicholas J Chargo, Cara I Robison, Hope O Akaeze, Sydney L Baker, Michael J Toscano, Darrin M Karcher

Poult Sci· February 2019

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Growth Dependent Changes in Pressure Sensing Walkway Data for Turkeys.
Jody A Kremer, Cara I Robison, Darrin M Karcher

Front Vet Sci· October 2018

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