A recent Northwestern Medicine study published in the Journal of Cell Biology has identified new mechanisms that cause genomic or chromosomal instability during cell division, findings that may improve the development of ...
Cell & Microbiology
Jun 13, 2023
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13
During cell division, chromosomes, i.e., molecules containing our genetic material, must be properly replicated and segregated so that each daughter cell receives a complete and accurate set. Now, in an article published ...
Cell & Microbiology
Jun 8, 2023
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77
Ribosomal DNA (rDNA) sequences are essential parts of many species' genomes. The highly repetitive nature of these DNA sequences makes them susceptible to shrinkage over time—and if they shrink too much, cells die. If rDNA ...
Cell & Microbiology
Jun 1, 2023
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55
Researchers have revealed, at high-resolution, the structure of a human protein complex named SIN3B, which is a 'nanomachine' involved in regulating cell division. Cell division is a fundamental process for life which, if ...
Cell & Microbiology
May 31, 2023
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39
When creating a computer program, errors in the code can introduce bugs to the software. Similarly, errors in our body's genetic code, DNA, which is stored in structures known as chromosomes, can bring about mutations in ...
Cell & Microbiology
May 26, 2023
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83
Centromeres, the DNA sections often found at the center of the chromosomes, display enormous interspecies diversity, despite having the same vital role during cell division across almost the entire tree of life. An international ...
Evolution
May 17, 2023
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44
The testis is the natural stem cell reservoir for the formation of male germ cells. Understanding this process is a prerequisite for enabling the formation of male germ cells "in the test tube." This procedure is becoming ...
Plants & Animals
May 11, 2023
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5
What seems like a straightforward task for a cell—dividing in two—is actually an intricate series of engineering puzzles. A dividing cell needs to maneuver its insides so that the right components will end up in each ...
Cell & Microbiology
May 2, 2023
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110
Cellular life hinges on a network of hollow cables called microtubules dynamically lengthening and shortening according to the needs of the moment. During cell division, for instance, these cables latch onto chromosomes and ...
Cell & Microbiology
May 1, 2023
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20
Why do some animals regenerate lost tissues after injury while others don't? Researchers from the lab of Kerstin Bartscherer (Osnabrück University and formerly Hubrecht Institute) and Ashley Seifert (University of Kentucky) ...
Molecular & Computational biology
Apr 26, 2023
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