Molecular 'barcode' helps decide which sperm will reach an egg
A protein called CatSper1 may act as a molecular 'barcode' that helps determine which sperm cells will make it to an egg and which are eliminated along the way.
A protein called CatSper1 may act as a molecular 'barcode' that helps determine which sperm cells will make it to an egg and which are eliminated along the way.
Cell & Microbiology
Dec 1, 2020
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New light is being shed on a little-known role of Y chromosome genes, specific to males, that could explain why men suffer differently than women from various diseases, including COVID-19.
Cell & Microbiology
Sep 25, 2020
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Caltech researchers have discovered rare brain cell types that are unique to male mice and other types that are unique to female mice. These sex-specific cells were found in a region of the brain that governs both aggression ...
Cell & Microbiology
Oct 17, 2019
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Researchers at Karolinska Institutet in Sweden have uncovered a chromosome-wide mechanism that keeps the gene expression of sex chromosomes in balance in our cells. The findings shed light on molecular reasons for early miscarriage ...
Biotechnology
Oct 3, 2019
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Did you know that female spiders can weave seven different types of silk? And that, by mimicking spiders, humans have learned to make a silken material that is almost as strong as spiderweb?
Biotechnology
Sep 18, 2019
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Biomedical scientists at KU Leuven have unraveled parts of a mechanism that may one day help to treat Rett syndrome and other genetic disorders linked to the X chromosome.
Biotechnology
Sep 12, 2019
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Female fruit flies can feel when a sexual partner is a good fit. Scientists have long known that proteins in a male fly's ejaculate make female flies temporarily lose interest in other partners. It's a trick male flies use ...
Plants & Animals
May 6, 2019
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A single allergic reaction during pregnancy prompts sexual-development changes in the brains of offspring that last a lifetime, new research suggests.
Plants & Animals
Mar 21, 2019
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The highly unusual "semi-identical" Australian twins reported last week are the result of a rare event. It's thought the brother and sister (who have identical genes from their mother but not their father) developed from ...
Plants & Animals
Mar 11, 2019
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10
Every year, nearly 700 million people contract mosquito-borne illnesses such as malaria, dengue, West Nile virus or yellow fever.
Plants & Animals
Mar 6, 2019
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