Results 141 to 150 of about 10,787,772 (302)

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

open access: yesEcology and Evolution
In oviparous vertebrates, maternal androgens can alter offspring immune function, particularly early in development, but the potential for negative health effects of maternal androgens in mammals remains unclear.
Kendra N. Smyth‐Kabay   +4 more
doaj   +1 more source

Disproportionate Environmental Risks: A Descriptive Analysis of Chemical Facilities and Accidents in the United States

open access: yesApplied Economic Perspectives and Policy, EarlyView.
ABSTRACT Using nationwide data on the US Environmental Protection Agency's Risk Management Plan (RMP) program, we examine the proportions of underserved populations living near facilities that use extremely hazardous chemicals, both before and after accidents involving fires, explosions, and/or toxic vapors occur.
Karlee Cook   +3 more
wiley   +1 more source

Dimorfismo sexual en el acebo, Ilex aquifolium: ¿coste de la reproducción, selección sexual o diferenciación fisiológica? Sexual dimorphism in holly Ilex aquifolium: cost of reproduction, sexual selection or physiological differentiation?

open access: yesRevista Chilena de Historia Natural, 2002
Se examina la importancia de tres hipótesis que pueden explicar la existencia de dimorfismo sexual en caracteres secundarios (tamaño) en árbol dioico Ilex aquifolium (Aquifoliaceae): coste de la reproducción, competencia entre machos y diferenciación ...
JOSÉ RAMÓN OBESO, RUBÉN RETUERTO
doaj  

Workplace Harassment and Consideration of Leaving Surgical Practice: A Nationwide Survey by the Japanese Society of Gastroenterological Surgery

open access: yesAnnals of Gastroenterological Surgery, EarlyView.
In this nationwide survey of 1967 members of the Japanese Society of Gastroenterological Surgery, 66% reported experiencing workplace harassment, and 56% of those affected had considered leaving surgical practice. These findings highlight the need for sustained, society‐wide efforts to prevent harassment and foster respectful and psychologically safe ...
Keisuke Kurimoto   +10 more
wiley   +1 more source

Maternal in‐nest call structure reduces habituation risk in songbird embryos

open access: yesJournal of Avian Biology
Repetition of the same vocal stimulus during vocal learning may result in habituation. Therefore, selection may favor vocal tutors that produce vocal stimuli with characteristics that reduce the risk of habituation.
Victoria I. Austin   +3 more
doaj   +1 more source

Risk Factors of Maternal Death in Karanganyar, Central Java, Indonesia [PDF]

open access: yes, 2019
Background: The maternal mortality rate is an indicator of national health status. To reduce the Maternal Mortality Rate (MMR), especially in Karanganyar Regency, the risk factors that affect maternal mortality must be known.Subjects and Method:  This ...
Kusnadi, Noferi   +2 more
core  

Interactions between maternal provisioning and natural selection on seed mass fluctuate across heat waves

open access: yesAmerican Journal of Botany, EarlyView.
Abstract Premise Changing climates are leading to more frequent and severe heat waves, potentially threatening plant populations. Both acclimation to stress and selection for heat‐escape or heat‐resistance phenotypes occur during heat waves. However, plastic responses and selection do not necessarily interact cohesively—even producing trait responses ...
Lana F. Gaspard   +4 more
wiley   +1 more source

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