Krystyna Koziec-Pierzchala

Krakow, MA, Poland

Last Updated: 09/26/2026

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Found 30 publications

Correction: Met-enkephalin modulates the stress responses of plasma concentrations of corticosterone, delta opioid receptor binding, pro-enkephalin expression, and processing in chickens.

Correction: Met-enkephalin modulates the stress responses of plasma concentrations of corticosterone, delta opioid receptor binding, pro-enkephalin expression, and processing in chickens.

Journal: Frontiers in physiology

Published: July 13, 2026

Editorial: Women in avian physiology 2025.

Editorial: Women in avian physiology 2025.

Journal: Frontiers in physiology

Published: June 17, 2026

Heat and cold stresses exert disparate effects on expression of proenkephalin, and concentrations of Met-enkephalin in the hypothalamus, pituitary and adrenal glands, plasma concentrations Met-enkephalin, Leu-enkephalin, β-endorphin and corticosterone and opioid receptor binding in chickens.

Heat and cold stresses exert disparate effects on expression of proenkephalin, and concentrations of Met-enkephalin in the hypothalamus, pituitary and adrenal glands, plasma concentrations Met-enkephalin, Leu-enkephalin, β-endorphin and corticosterone and opioid receptor binding in chickens.

Journal: Poultry science

Published: May 12, 2026

Met-enkephalin and other opioid peptides in the stress response of chickens: lessons from laboratory animals and livestock.

Met-enkephalin and other opioid peptides in the stress response of chickens: lessons from laboratory animals and livestock.

Journal: Frontiers in physiology

Published: November 28, 2025

Metabolic Shifts Induced by Treatment with Statin Influences Circulating Concentrations of the Stress Hormone, Cortisol, but Has Different Effects on Selected Cytokines, Adipokines and Neuropeptides in Lean and Fat Lines of Young Pigs.

Metabolic Shifts Induced by Treatment with Statin Influences Circulating Concentrations of the Stress Hormone, Cortisol, but Has Different Effects on Selected Cytokines, Adipokines and Neuropeptides in Lean and Fat Lines of Young Pigs.

Journal: Metabolites

Published: October 31, 2025

Met-enkephalin modulates the stress responses of plasma concentrations of corticosterone, delta opioid receptor binding, pro-enkephalin expression, and processing in chickens.

Met-enkephalin modulates the stress responses of plasma concentrations of corticosterone, delta opioid receptor binding, pro-enkephalin expression, and processing in chickens.

Journal: Frontiers in physiology

Published: October 30, 2025

Research note: Peripheral administration of Met-enkephalin: Novel attenuation of the adrenal medullary and thyroidal stress responses in young female chickens.

Research note: Peripheral administration of Met-enkephalin: Novel attenuation of the adrenal medullary and thyroidal stress responses in young female chickens.

Journal: Poultry science

Published: May 07, 2025

Effects of Cholinergic and Opioid Antagonists on In Vitro Release of Met-Enkephalin, Somatostatin and Insulin-like Growth Factor-1 by and PENK Expression in Crop, Proventriculus and Duodenum of Newly Hatched Chickens.

Effects of Cholinergic and Opioid Antagonists on In Vitro Release of Met-Enkephalin, Somatostatin and Insulin-like Growth Factor-1 by and PENK Expression in Crop, Proventriculus and Duodenum of Newly Hatched Chickens.

Journal: Animals : an open access journal from MDPI

Published: February 02, 2025

Effects of cholinergic antagonists on ghrelin release and expression in the crop, proventriculus, and duodenum of newly hatched chickens.

Effects of cholinergic antagonists on ghrelin release and expression in the crop, proventriculus, and duodenum of newly hatched chickens.

Journal: Frontiers in physiology

Published: December 30, 2024

Editorial: Nutritional impacts the health and physiology of the avian gastro-intestinal tract.

Editorial: Nutritional impacts the health and physiology of the avian gastro-intestinal tract.

Journal: Frontiers in physiology

Published: July 24, 2024

Disparate Effects of Stressors on Met-Enkephalin System Parameters and on Plasma Concentrations of Corticosterone in Young Female Chickens.

Disparate Effects of Stressors on Met-Enkephalin System Parameters and on Plasma Concentrations of Corticosterone in Young Female Chickens.

Journal: Animals : an open access journal from MDPI

Published: June 07, 2024

Research Note: Morphine influences circulating and tissue concentrations of met-enkephalin and proenkephalin (PENK) expression and plasma concentrations of corticosterone in chickens.

Research Note: Morphine influences circulating and tissue concentrations of met-enkephalin and proenkephalin (PENK) expression and plasma concentrations of corticosterone in chickens.

Journal: Poultry science

Published: March 11, 2024

Showing 1-12 of 30

Last Updated: 09/26/2026