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Recent discoveries in the field of epigenetics, the study of inheritance of traits that occur without changing the DNA sequence, have shown that chronological age in mammals correlates with epigenetic changes that accumulate during the lifetime of an individual....
Postnatal maturation of cardiomyocytes is characterized by a metabolic switch from glycolysis to fatty acid oxidation, chromatin reconfiguration and exit from the cell cycle, instating a barrier for adult heart regeneration1,2. Here, to explore whether metabolic reprogramming can overcome this barrier and enable heart...
Ah, Crispr-Cas9 is convenient.
You have 20 guesses to find the mystery animal of the day. Each fail gives you the most recent common ancestor, so that you can refine the next guess. Great concept, I am only frustrated by the species selection, which was designed to represent what people are “familiar” with, hence it is really biased for vertebrates, and...
cross-posted from: lemmy.sdf.org/post/3732588...
A good summary of the 15 years debate on the origin of animals. Still unresolved today.
cross-posted from: lemmy.sdf.org/post/3152363...
Another video by Journey to the Microcosmos, in which they take a look at something else than ciliates, diatoms etc.
