How is prenatal stress transmitted from the mother to the fetus?

Y Sze, PJ Brunton - Journal of Experimental Biology, 2024 - journals.biologists.com
Prenatal stress programmes long-lasting neuroendocrine and behavioural changes in the
offspring. Often this programming is maladaptive and sex specific. For example, using a rat …

Predator-induced transgenerational plasticity in animals: a meta-analysis

KJ MacLeod, C Monestier, MCO Ferrari, KE McGhee… - Oecologia, 2022 - Springer
There is growing evidence that the environment experienced by one generation can
influence phenotypes in the next generation via transgenerational plasticity (TGP). One of …

Previous assessments of faecal glucocorticoid metabolites in Cape mountain zebra (Equus zebra zebra) were flawed

JA Britnell, R Palme, GIH Kerley, J Jackson… - Functional …, 2024 - Wiley Online Library
Steroid hormones, especially glucocorticoids (GCs), are widely used to assess physiological
responses to stressors. As steroid hormones are heavily metabolised prior to excretion, it is …

Embryonic and juvenile snakes (Natrix maura, Linnaeus 1758) compensate for high elevation hypoxia via shifts in cardiovascular physiology and metabolism

J Souchet, A Josserand, E Darnet… - … Zoology Part A …, 2023 - Wiley Online Library
The colonization of novel environments requires a favorable response to conditions never,
or rarely, encountered in recent evolutionary history. For example, populations colonizing …

[HTML][HTML] Unpredictability of maternal environment shapes offspring behaviour without affecting stress-induced cortisol in an annual vertebrate

A Magierecka, B Cooper, KA Sloman… - Hormones and Behavior, 2023 - Elsevier
Exposure of females to stressful conditions during pregnancy or oogenesis has a profound
effect on the phenotype of their offspring. For example, offspring behavioural phenotype may …

Fashion or function? Relaxed selection and stasis are key features of the evolution of stripes, bands and collars in Sceloporus lizards (Squamata: Phrynosomatidae)

J Cavagnaro, AG Ossip-Drahos… - Biological Journal of the …, 2023 - academic.oup.com
Dorsal markings are common, and can function in predator evasion, as sexual signals, or be
the remnants of developmental or physiological processes. We used phylogenetic …

Maternal Androgens in Dominant Meerkats (Suricata suricatta) Reduce Juvenile Offspring Health and Survivorship

KN Smyth‐Kabay, NM Caruso… - Ecology and …, 2024 - Wiley Online Library
In oviparous vertebrates, maternal androgens can alter offspring immune function,
particularly early in development, but the potential for negative health effects of maternal …

Early prenatal but not postnatal glucocorticoid exposure is associated with enhanced HPA axis activity into adulthood in a wild primate

S Anzà, M Heistermann, J Ostner… - Proceedings …, 2025 - royalsocietypublishing.org
The hypothalamic-pituitary-adrenal (HPA) axis plays a dual role in the biology of
developmental plasticity in mammals, including humans—HPA axis activity not only …

Transgenerational effects of maternal corticosterone across early life in a viviparous snake

MG Palacios, AM Bronikowski, A Amer… - General and …, 2023 - Elsevier
Glucocorticoids (GCs) are central mediators of vertebrate responses to intrinsic and extrinsic
stimuli. Among the sources of variation in circulating GCs are transgenerational effects …

Stressful Body Temperatures as a Maternal Effect on Lizard Reproduction

AL Gilbert, SM Wayne, MC Norris… - Ecological and …, 2024 - journals.uchicago.edu
Understanding the relationship between the environment parents experience during
reproduction and the environment embryos experience in the nest is essential for …