Search results for abnormal sex organs

Molecular & Computational biology Feb 3, 2024

Lupus and other autoimmune diseases strike far more women than men. Now there's a clue why

Women are far more likely than men to get autoimmune diseases, when an out-of-whack immune system attacks their own bodies—and new research may finally explain why.

Ecology Oct 16, 2023

How climate change-induced stress is altering fish hormones—with huge repercussions for reproduction

In 1981, scientists discovered that female fish exposed to high temperatures developed testes instead of ovaries. Since then, over 1,100 studies on different animal species, including 400 on freshwater fish, have found similar ...

Ecology Aug 15, 2023

Using glowing fish to detect harmful pesticides

Birth defects related to chromosomal abnormalities often stem from exposure to chemicals early in the mother's life. But determining which chemicals are at fault poses a serious challenge—akin to solving a hit-and-run case, ...

Social Sciences Mar 10, 2023

Girls in Texas could get birth control at federal clinics, until a Christian father objected

On the vast Texas Panhandle, raked by wind and relentless sun, women might drive for hours to reach Haven Health, a clinic in Amarillo.

Evolution Jul 8, 2022

Research team classifies key gene for cell division for the first time

The gene KINETOCHORE NULL2 (KNL2) plays a major role in the incorporation of the histone CenH3 into the centromere of chromosomes and is thus important for cell division. This same gene is also important for the production ...

Cell & Microbiology Jun 22, 2022

Deletion of 'Wt1' gene produces alterations in the reproductive organs of mice

The deletion of the Wt1 gene during the early stages of the embryonic reproductive organ formation leads to differences in sex development in adult mice, according to an article published in the journal PLOS Genetics and ...

Cell & Microbiology Feb 25, 2022

Study probes how DNA folding might affect gene activity

Russian researchers from Skoltech, the Institute of Molecular Genetics of NRC Kurchatov Institute, Lomonosov Moscow State University, and elsewhere have clarified the mechanism behind the activation of genes in drosophila ...

Cell & Microbiology Aug 24, 2021

Evolutionary 'arms race' may help keep cell division honest

Eggs and sperm are special cells for many reasons, but one of the characteristics that sets them apart is that unlike other human cells, which have two copies of 23 chromosomes, one from the mother and one from the father, ...

Plants & Animals Jul 26, 2021

New study sheds light on function of sex chromosomes in turtles

A new study led by an Iowa State University scientist sheds light on how organisms have evolved to address imbalances in sex chromosomes.

Archaeology Nov 5, 2020

Did prehistoric women hunt? New research suggests so

For a long time, it was assumed that hunting in prehistoric societies was primarily carried out by men. Now a new study adds to a body of evidence challenging this idea. The research reports the discovery of a female body, ...

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