Unusual mutation causes defective sperm in boars
ETH researchers have found a gene mutation that causes the sperm of boars to immobilize. Their discovery will help pig breeders to exclude animals with this genetic defect from breeding in future.
ETH researchers have found a gene mutation that causes the sperm of boars to immobilize. Their discovery will help pig breeders to exclude animals with this genetic defect from breeding in future.
Plants & Animals
Feb 2, 2021
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34
Geneticist Jolanda van Leeuwen remembers the day she made a striking observation that would take her down a new research path. A strain of yeast cells carrying a complete deletion of an essential gene in their genomes, which ...
Cell & Microbiology
Sep 30, 2020
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20
Gene therapy generally relies on viruses, such as adeno-associated virus (AAV), to deliver genes into a cell. In the case of CRISPR-based gene therapies, molecular scissors can then snip out a defective gene, add in a missing ...
Cell & Microbiology
Sep 3, 2020
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27
Expansions of DNA repeats are very hard to analyze. A method developed by researchers at the Max Planck Institute for Molecular Genetics in Berlin allows for a detailed look at these previously inaccessible regions of the ...
Biotechnology
Nov 22, 2019
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227
A team of biologists has discovered how cells become different from each other during embryogenesis, a finding that offers new insights into genetic activity and has implications for better understanding the onset of disease ...
Molecular & Computational biology
Aug 8, 2019
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43
A team of researchers in China has used a form of the CRISPR gene editing technique to repair a genetic defect in a viable human embryo. In their paper published in the journal Molecular Therapy, the group describes their ...
Scientists exploring how to tame random gene fluctuations as the embryos that become our bodies start to form have identified a control switch in the vertebrate segmentation clock of developing zebrafish. The researchers ...
Cell & Microbiology
May 15, 2018
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71
Genetics is a crapshoot. During sexual reproduction, genes from both the mother and the father mix and mingle to produce a genetic combination unique to each offspring. In most cases, the chromosomes line up properly and ...
Biotechnology
Apr 20, 2018
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256
Scientists at the Gladstone Institutes have discovered that three transcription factors—proteins that direct gene expression—interact with each other and the genome to influence how a heart forms in an embryo. Without ...
Cell & Microbiology
Feb 11, 2016
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10
UNL biologists have published a new study that lays bare several roots of how plants respond to drought.
Biotechnology
Jun 29, 2015
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37