Stress physiology in marine mammals: how well do they fit the terrestrial model?

S Atkinson, D Crocker, D Houser… - Journal of Comparative …, 2015 - Springer
Stressors are commonly accepted as the causal factors, either internal or external, that
evoke physiological responses to mediate the impact of the stressor. The majority of …

Mercury bioaccumulation and cortisol interact to influence endocrine and immune biomarkers in a free-ranging marine mammal

SH Peterson, JT Ackerman, RR Holser… - Environmental …, 2023 - ACS Publications
Mercury bioaccumulation from deep-ocean prey and the extreme life history strategies of
adult female northern elephant seals (Mirounga angustirostris) provide a unique system to …

Bioaccumulation and Potential Endocrine Disruption Risk of Legacy and Emerging Organophosphate Esters in Cetaceans from the Northern South China Sea

Z Xie, X Zhang, Y Xie, F Liu, B Sun, W Liu… - Environmental …, 2024 - ACS Publications
Despite the increasing health risks shown by the continuous detection of organophosphate
esters (OPEs) in biota in recent years, information on the occurrence and potential risks of …

The role of cognition as a factor regulating the diving responses of animals, including humans

A Fahlman, W Burggren… - Journal of Experimental …, 2024 - journals.biologists.com
The dive response involves three main components–breath holding, reduced heart rate and
increased peripheral vasoconstriction–and is ubiquitous during forced dives in air-breathing …

How do overwinter changes in body condition and hormone profiles influence W eddell seal reproductive success?

MR Shero, RT Krotz, DP Costa, JP Avery… - Functional …, 2015 - Wiley Online Library
Reproductive success can be influenced by maternal physiological condition at the time of
embryo implantation and by foraging success during gestation. Polar marine mammals …

[PDF][PDF] Reduction of Paraoxonase Expression Followed by Inactivation across Independent Semiaquatic Mammals Suggests Stepwise Path to Pseudogenization

AM Graham, JM Jamison, M Bustos… - Molecular biology …, 2023 - academic.oup.com
Convergent adaptation to the same environment by multiple lineages frequently involves
rapid evolutionary change at the same genes, implicating these genes as important for …

[HTML][HTML] A Correlational Analysis of Phthalate Exposure and Thyroid Hormone Levels in Common Bottlenose Dolphins (Tursiops truncatus) from Sarasota Bay …

MK Dziobak, RS Wells, EC Pisarski, EF Wirth, LB Hart - Animals, 2022 - mdpi.com
Simple Summary Phthalate exposure is prevalent in common bottlenose dolphins sampled
from Sarasota Bay, Florida. With evidence of potential adverse effects as identified in human …

Stress and marine mammals

S Atkinson, LA Dierauf - CRC handbook of marine mammal …, 2018 - taylorfrancis.com
The understanding of stress physiology in marine mammals has been reviewed recently by
Fair and Becker (2000) and Atkinson et al.(2015). In addition, the National Academies of …

Adrenal response to ACTH challenge alters thyroid and immune function and varies with body reserves in molting adult female northern elephant seals

AD Northey, RR Holser, GT Shipway… - American Journal …, 2023 - journals.physiology.org
Intrinsic stressors associated with life-history stages may alter the responsiveness of the
hypothalamic-pituitary-adrenal axis and responses to extrinsic stressors. We administered …

Retrospective comparison of thyroid hormones in Steller sea lions Eumetopias jubatus under professional care with and without thyroid disease

AM Lum, TC Weisbrod, SI Jacob, R Isaza… - Diseases of Aquatic …, 2024 - int-res.com
An evaluation of morbidity and mortality in Steller sea lions (SSLs) Eumetopias jubatus
under professional care identified a high prevalence of thyroid disease in aged animals …