Effects of maternal stress on measures of anxiety and fearfulness in different strains of laying hens

MRLV Peixoto, NA Karrow, A Newman… - Frontiers in Veterinary …, 2020 - frontiersin.org
Maternal stress can affect the offspring of birds, possibly due to hormone deposition in the
egg. Additionally, phenotypic diversity resulting from domestication and selection for …

From mechanism to ecosystem: building bridges between ecoimmunology, psychoneuroimmunology and disease ecology

SS French, GE Demas… - Journal of Experimental …, 2023 - journals.biologists.com
Historically, the fields of ecoimmunology, psychoneuroimmunology and disease ecology
have taken complementary yet disparate theoretical and experimental approaches, despite …

[HTML][HTML] Effects of prenatal stress and genetics on embryonic survival and offspring growth of laying hens

MRLV Peixoto, NA Karrow, TM Widowski - Poultry Science, 2020 - Elsevier
Early-life exposure to stressors can shape the phenotype of the offspring resulting in
changes that may affect their prehatch and posthatch development. This can be modeled …

Effects of acute stressors experienced by five strains of layer breeders on measures of stress and fear in their offspring

MRLV Peixoto, NA Karrow, A Newman, J Head… - Physiology & …, 2021 - Elsevier
Stressors experienced by layer breeders during egg production can lead to changes in the
egg hormone content, potentially impacting their offspring, the commercial layers. Genetic …

Natural variation in yolk fatty acids, but not androgens, predicts offspring fitness in a wild bird

L Mentesana, MN Andersson, S Casagrande… - Frontiers in …, 2021 - Springer
Background In egg-laying animals, mothers can influence the developmental environment
and thus the phenotype of their offspring by secreting various substances into the egg yolk …

Maternal age and maternal environment affect egg composition, yolk testosterone, offspring growth and behaviour in laying hens

TM Widowski, L Cooley, S Hendriksen… - Scientific Reports, 2022 - nature.com
Maternal effects have been reported to alter offspring phenotype in laying hens. In this study,
we investigated the effects of maternal environment and maternal age on egg traits and …

[HTML][HTML] New insights into the relationships between egg maternal components: the interplays between albumen steroid hormones, proteins and eggshell …

VG Javůrková, I Mikšík - Comparative Biochemistry and Physiology Part A …, 2023 - Elsevier
Recent studies have shown that the egg yolk maternal components, which are a mixture of
substances that can affect the develo** embryo, do not act separately but are …

Prenatal yolk corticosterone exposure promotes skeletal growth and induces oxidative imbalance in yellow-legged gull embryos

A Romano, CD Possenti, M Caprioli… - Journal of …, 2021 - journals.biologists.com
Maternally derived hormones induce variation in offspring phenotype, with consequences
that can carry over into post-natal life and even into adulthood. In birds, maternal egg …

Egg viability and egg mass underlie immune tradeoffs and differences between urban and rural lizard egg yolk physiology

EE Virgin, EL Lewis, AD Lidgard, ME Kepas… - General and …, 2023 - Elsevier
Urbanization can cause innumerable abiotic and biotic changes that have the potential to
influence the ecology, behavior, and physiology of native resident organisms. Relative to …

Telomere dynamics from hatching to sexual maturity and maternal effects in the 'multivariate egg'

F Criscuolo, R Torres, S Zahn… - Journal of …, 2020 - journals.biologists.com
Avian eggs contain a large number of molecules deposited by the mother that provide the
embryo with energy but also potentially influence its development via the effects of …