Results 1 to 10 of about 2,569,503 (169)

CRISPR-Cas9 effectors facilitate generation of single-sex litters and sex-specific phenotypes

open access: yesNature Communications, 2021
In areas such as animal research and agriculture a single sex is often required in abundance, leading to wasted resources and ethical considerations. Here the authors develop a CRISPR/Cas9 mediated synthetic lethal system that enables the production of ...
Charlotte Douglas   +7 more
doaj   +1 more source

Affirming educational and workplace settings are associated with positive mental health and happiness outcomes for LGBTQA + youth in Australia

open access: yesBMC Public Health, 2023
Background Affirming socio-cultural settings are essential for protecting the mental health and wellbeing of lesbian, bisexual or pansexual, trans and gender diverse, asexual and queer (LGBTQA +) youth.
Natalie Amos   +6 more
doaj   +1 more source

Longer Sperm Swim More Slowly in the Canary Islands Chiffchaff

open access: yesCells, 2021
Sperm swimming performance affects male fertilization success, particularly in species with high sperm competition. Understanding how sperm morphology impacts swimming performance is therefore important.
Emily R. A. Cramer   +6 more
doaj   +1 more source

Y chromosome functions in mammalian spermatogenesis

open access: yeseLife, 2021
The mammalian Y chromosome is critical for male sex determination and spermatogenesis. However, linking each Y gene to specific aspects of male reproduction has been challenging.
Jeremie Subrini, James Turner
doaj   +1 more source

Evolution: Conflict by the Sexes, for the Sexes [PDF]

open access: yesCurrent Biology, 2014
A study in spider mites confirms predictions that males and females come into conflict over optimal sex allocation when local mate competition affects sex allocation in haplodiploid species.
Shuker, David M., Cook, Nicola
openaire   +2 more sources

Same sex, no sex, and unaware sex in neurotoxicology [PDF]

open access: yesNeuroToxicology, 2011
Males and females of virtually all species differ in how they respond to their environment. Because such differences exist in almost all biological realms, including disease patterns and therapeutic outcomes, they have evoked calls by various bodies to incorporate their assessment in research.
openaire   +2 more sources

Fertility knowledge and intentions to have children in a national study of Australian secondary school students

open access: yesAustralian and New Zealand Journal of Public Health, 2016
Objective: This paper reports on fertility knowledge and intentions to have children among a national sample of students in years 10–12. Method: Data were from the Fifth National Survey of Australian Secondary Students and Sexual Health.
Wendy Heywood   +3 more
doaj   +1 more source

Hypersexuality and Impulsivity in Self-Referred Men With Sexual Interest in Minors: Are They Related? Do They Change During Treatment? An Exploratory Pilot Study

open access: yesSexual Medicine, 2021
Introduction: Studies on characteristics of self-referred men with sexual interest in minors (SIM) and treatment approaches in this group of patients are still relatively rare.
Ute Lampalzer, PhD   +3 more
doaj   +1 more source

Study Protocol: 6th National Survey of Australian Secondary Students and Adolescent Sexual Health, 2018

open access: yesFrontiers in Public Health, 2019
Introduction: Since 1992 the Australian Government has funded a periodic national survey of HIV and Sexually Transmissible Infection (STI) knowledge and sexual risk behavior among secondary school students.
Christopher Fisher   +7 more
doaj   +1 more source

Sex and Gender and Sex

open access: yesMare Nostrum, 2020
This article challenges some of the prevailing notions pertaining to non-binary sex and fluid gender in modern academia. Beginning with a look at the history of the sex vs. gender debate, it turns to the study of genetics to determine how binary sex is, overturning many current beliefs about the biological bases of multiple sexes.
openaire   +2 more sources

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