Sentences with phrase «normally switches genes»

Methylation normally switches genes off, and de-methylation turns them on.

Not exact matches

Because the prion - forming protein identified in the study normally functions as a regulator of gene activity, the researchers say their discovery raises the possibility that when it switches to a prion state, it could alter genetic expression and bacterial behavior.

The new gene permanently switched on a set of genes normally affected by insulin and involved in the immune system.

The two genes implicated — GNAQ and GNA11 — code for proteins (known as G proteins) that normally function as molecular on - off switches, regulating the passage of information from the outside to the inside of a cell.

But what did change: genes that during development would normally cause the loss of connections between neurons were switched on again in the aging astrocytes.

When they had a closer look into the embryos, the team found that several important developmental genes that are normally switched off during early embryogenesis were turned on in embryos without H3K27me3.

The researchers engineered a strain in which a Synechococcus gene normally turned on during photosynthesis signals its activity by switching on the gene for luciferase, an enzyme from another bacterium that drives a light - emitting chemical reaction.

This was attributed to «recombination» taking place between the marker and the actual gene during the formation of gametes (sperm and eggs), resulting in the marker normally associated with the mutant gene and that associated with the normal gene being «switched over».