The cells of female mammals have a dosage problem, because they have twice as many X chromosomes as are needed in the body. Consequently, one of them is randomly selected and switched off already during early embryonic development. ...
Molecular & Computational biology
Jan 5, 2022
0
297
Watermelon (Citrullus lanatus) is an economically important horticultural crop and one of the top five most widely consumed fresh fruits in the world. Compared with traditional seeded cultivars, seedless watermelon is preferred ...
Molecular & Computational biology
Dec 23, 2021
0
5
Scientists have completed the sequences for the coast redwood and giant sequoia genomes. The research, officially published this week in the journal G3: Genes, Genomes, Genetics, helps to better explain the genetic basis ...
Plants & Animals
Dec 16, 2021
0
847
NUS researchers have discovered that a microtubule-associated protein, HMMR, acts as a regulator in controlling chromosome segregation during cell division, an event that is critical for genome stability.
Cell & Microbiology
Dec 13, 2021
0
13
Asymmetric sex chromosomes were independently shaped during evolution in many species, and different strategies evolved alongside to overcome the resulting imbalance in genetic information. Molecular biologist Marie-Line ...
Evolution
Dec 8, 2021
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7
Scientists at the Francis Crick Institute, in collaboration with University of Kent, have used gene editing technology to create female-only and male-only mice litters with 100% efficiency.
Plants & Animals
Dec 3, 2021
5
141
An important player in the healthy development of female embryos turns out also to play a key role in regulating the behavior of chromosome loops and gene expression in both sexes, according to a new study by researchers ...
Biotechnology
Dec 1, 2021
0
18
Threads or earphone cables placed in tight spaces get easily tangled. On the contrary, our body's long and loose DNA packs into rod-shaped chromosomes one-millionth its size when the cell divides. If cell division occurs ...
Molecular & Computational biology
Nov 29, 2021
0
89
RIKEN researchers have shown how the genomic sorting that occurs during fertilization—the incorporation of genomic material from both parents and the elimination of excess maternal DNA from the egg—takes place in mice. ...
Cell & Microbiology
Nov 26, 2021
0
100
Plants interact with a diversity of organisms over the course of their lifetime, but even very similar microbes can cause opposite reactions. Two strains of the fungus Fusarium oxysporum (Fo) share a core genome, but one ...
Cell & Microbiology
Nov 23, 2021
0
7
