Considered the most lethal form of DNA damage, double-strand breaks must be repaired to prevent cell death. In developing therapies for hard-to-treat breast and ovarian cancers in patients with BRCA gene mutations, scientists ...
Cell & Microbiology
Feb 11, 2021
0
271
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
0
34
Scientists at EPFL have made breakthrough discoveries on the circadian clock and how it affects gene expression. Some of the findings suggest a biological underpinning for different behaviors in people, such as morning people, ...
Biotechnology
Jan 29, 2021
0
426
In the past two decades, researchers have shown that biological traits in both species and individual cells can be shaped by the environment and inherited even without gene mutations, an outcome that contradicts one of the ...
Evolution
Oct 27, 2020
1
144
Scientists from Queen Mary University of London have found that harmful mutations accumulating in the fire ant social chromosome are causing its breakdown.
Plants & Animals
Aug 25, 2020
0
135
All life is subject to evolution in the form of mutations that change the DNA sequence of an organism's offspring, after which natural selection allows the 'fittest' mutants to survive and pass on their genes to future generations. ...
Evolution
Aug 10, 2020
0
204
Inside every cell lies a genome—a full set of DNA that contains the instructions for building an organism. Across the biological world, genomes show a staggering diversity in size. For example, the genome of the Japanese ...
Evolution
Aug 6, 2020
0
34
Scientists from the University of Sheffield have found that genetic mutations in MRSA allow it to evolve and become more resistant to antibiotics such as penicillin.
Cell & Microbiology
Jul 24, 2020
0
190
One could say that mitochondria, the energy-producing organelles inside every human cell, dance to their own beat. After all, they have their own genome—a set of DNA-containing chromosomes—completely separate from the ...
Plants & Animals
Jul 9, 2020
0
67
Epigenetic regulation of gene expression is associated with switching between chromatin states characterized by distinct histone modifications.
Cell & Microbiology
Jun 30, 2020
0
120
