Search Results - "Lay, Donald C."

Repeated intranasal oxytocin administration in early life dysregulates the HPA axis and alters social behavior by Rault, Jean-Loup, Carter, C. Sue, Garner, Joseph P, Marchant-Forde, Jeremy N, Richert, Brian T, Lay, Donald C

“…Abstract Agonistic interactions are a powerful stressor. Conversely, positive social interactions can reduce the adverse effects of social stress. This…”
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Rapid cooling after acute hyperthermia alters intestinal morphology and increases the systemic inflammatory response in pigs by Johnson, Jay S, Sapkota, Avi, Lay, Jr, Donald C

“…The study objective was to determine the direct effects of rapid cooling after acute hyperthermia on intestinal morphology and inflammatory response in pigs…”
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Preventing, treating, and predicting barbering: A fundamental role for biomarkers of oxidative stress in a mouse model of Trichotillomania by Vieira, Giovana de L T, Lossie, Amy C, Lay, Jr, Donald C, Radcliffe, John S, Garner, Joseph P

“…Barbering, where a "barber" mouse plucks hair from its cagemates or itself, is both a spontaneously occurring abnormal behavior in mice and a well validated…”
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Characterizing the postnatal hypothalamic–pituitary–adrenal axis response of in utero heat stressed pigs at 10 and 15 weeks of age by Maskal, Jacob M., Brito, Luiz F., Duttlinger, Alan W., Kpodo, Kouassi R., McConn, Betty R., Byrd, Christopher J., Richert, Brian T., Marchant, Jeremy N., Lay, Donald C., Perry, Shelbi D., Lucy, Matthew C., Safranski, Tim J., Johnson, Jay S.

“…In utero heat stress alters postnatal physiological and behavioral stress responses in pigs. However, the mechanisms underlying these alterations have not been…”
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A behavior and physiology-based decision support tool to predict thermal comfort and stress in non-pregnant, mid-gestation, and late-gestation sows by McConn, Betty R, Schinckel, Allan P, Robbins, Lindsey, Gaskill, Brianna N, Green-Miller, Angela R, Lay, Jr, Donald C, Johnson, Jay S

“…Although thermal indices have been proposed for swine, none to our knowledge differentiate by reproductive stage or predict thermal comfort using behavioral…”
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Interactions between corticotropin releasing factor signaling and prophylactic antibiotics on measures of intestinal function in weaned and transported pigs by McConn, Betty R., Kpodo, Kouassi R., Rivier, Jean E., Behan, Dominic P., Richert, Brian T., Radcliffe, John S., Lay, Donald C., Johnson, Jay S.

“…The study objective was to evaluate the interaction between corticotrophin releasing factor ( CRF ) receptor signaling and prophylactic antibiotic…”
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Investigating the effects of jute nesting material and enriched piglet mats on sow welfare and piglet survival by Markland, Lucy, Johnson, Jay S, Richert, Brian T, Erasmus, Marisa A, Lay, Donald C

“…Abstract Domesticated sows are motivated to perform nesting behavior prior to farrowing, and nesting material can reduce piglet cold stress. However, nesting…”
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Behavioral Response of Weaned Pigs during Gas Euthanasia with CO2, CO2 with Butorphanol, or Nitrous Oxide by Çavuşoğlu, Enver, Rault, Jean-Loup, Gates, Richard, Lay, Donald C.

“…The swine industry is often forced to euthanize pigs in the first few weeks of life due to injuries, hernias, or unthriftiness. The majority of pigs are…”
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Nitrous oxide as a humane method for piglet euthanasia: Behavior and electroencephalography (EEG) by Rault, Jean-Loup, Kells, Nikki, Johnson, Craig, Dennis, Rachel, Sutherland, Mhairi, Lay, Donald C

“…Abstract The search for humane methods to euthanize piglets is critical to address public concern that current methods are not optimal. Blunt force trauma is…”
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Immunological, physiological, and behavioral effects of Salmonella enterica carriage and shedding in experimentally infected finishing pigs by Rostagno, Marcos H, Eicher, Susan D, Lay, Jr, Donald C

“…Finishing pigs infected with Salmonella pose significant food safety risks by carrying the pathogen into abattoirs. This study was conducted to determine the…”
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Effect of short-term high tryptophan diet fed to sows on their subsequent piglet behavior by Lay, Donald C, Enneking, Stacey A, Anderson, Nichole C, Richert, Brian T, Sapkota, Avi

“…Abstract Housing sows in groups create the challenge of decreasing fighting amongst sows. One proposed method to do so is to feed a high tryptophan diet, but…”
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Comparison of Vocalization Patterns in Piglets Which Were Crushed to Those Which Underwent Human Restraint by Chapel, Nichole M, Lucas, Jeffrey R, Radcliffe, Scott, Stewart, Kara R, Lay, Jr, Donald C

“…Though many studies focused on piglet crushing utilizing piglet vocalizations to test sow response, none have verified the properties of test vocalizations…”
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Iron regulated genes of Salmonella enterica serovar Typhimurium in response to norepinephrine and the requirement of fepDGC for norepinephrine-enhanced growth by Bearson, Bradley L., Bearson, Shawn M.D., Uthe, Jolita J., Dowd, Scot E., Houghton, John O., Lee, InSoo, Toscano, Michael J., Lay, Donald C.

“…Catecholamines may stimulate enteric bacteria including the foodborne pathogen Salmonella enterica serovar Typhimurium ( Salmonella Typhimurium) by two…”
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A Two-Step Process of Nitrous Oxide before Carbon Dioxide for Humanely Euthanizing Piglets: On-Farm Trials by Smith, Rebecca K, Rault, Jean-Loup, Gates, Richard S, Lay, Donald C

“…Current methods of euthanizing piglets are raising animal welfare concerns. Our experiment used a novel two-step euthanasia method, using nitrous oxide (N₂O)…”
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Auditory brainstem responses in weaning pigs and three ages of sows by Anderson, Nichole Chapel, Thomovsky, Stephanie A, Lucas, Jeffrey R, Kushiro-Banker, Tokiko, Radcliffe, John Scott, Stewart, Kara R, Lay, Donald C., Jr

“…Piglet crushing is a devastating welfare concern on swine farms; however, some sows appear unresponsive to a piglet's call. Sow hearing ability is rarely…”
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The impact of farrowing room noise on sows’ reactivity to piglets by Chapel, Nichole M, Radcliffe, J Scott, Stewart, Kara R, Lucas, Jeffrey R, Lay, Donald C

“…Abstract Despite much interest in sow welfare, the impact of the acoustic environment on sow reactivity to her piglets is rarely considered. The objective of…”
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Identification of low and high frequency ranges for heart rate variability and blood pressure variability analyses using pharmacological autonomic blockade with atropine and propranolol in swine by Poletto, Rosangela, Janczak, Andrew M, Marchant-Forde, Ruth M, Marchant-Forde, Jeremy N, Matthews, Donald L, Dowell, Carol A, Hogan, Daniel F, Freeman, Lynetta J, Lay, Donald C

“…Abstract Understanding autonomic nervous system functioning, which mediates behavioral and physiological responses to stress, offers great potential for…”
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Microenvironments in swine farrowing rooms: the thermal, lighting, and acoustic environments of sows and piglets by Morello, Gabriela Munhoz, Lay Jr, Donald C., Rodrigues, Luiz Henrique Antunes, Richert, Brian T., Marchant-Forde, Jeremy Neville

“…The present research hypothesized that the thermal, lighting and acoustic environments in commercial swine farrowing rooms vary over time and from crate to…”
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Evaluation of sow thermal preference across three stages of reproduction by Robbins, Lindsey A, Green-Miller, Angela R, Lay, Donald C, Schinckel, Allan P, Johnson, Jay S, Gaskill, Brianna N

“…Abstract The metabolic heat production of modern pigs has increased by an average of 16%, compared with sows of 30 years ago. Therefore, it is likely that…”
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Wireless ‘under the skull’ epidural EEG and behavior in piglets during nitrous oxide or carbon dioxide gas euthanasia by Rault, Jean-Loup, Lai, Alan, Hemsworth, Lauren, Le Chevoir, Matthias, Bauquier, Sebastien, Gates, Richard S., Lay, Donald C.

“…•Wireless epidural EEG allowed quality EEG signal recording in free-moving pigs.•Behavior-EEG correspondence was studied during N2O and CO2 gas…”
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