Sentences with phrase «small chemical clusters»

Starting just before conception, Jirtle and Waterland fed a test group of mother mice a diet rich in methyl donors, small chemical clusters that can attach to a gene and turn it off.

Not exact matches

In addition, small clusters of material are able to undergo unusual structural changes that enable chemical reactions, and therefore account for some of the novel catalytic properties they develop.

After decades of eluding researchers because of chemical instability, key metal - oxide clusters have been isolated in water, a significant advance for growing the clusters with the impeccable control over atoms that's required to manufacture small features in electronic circuits.

«We know, however, that these kinds of small clusters of nanoparticles are especially effective as catalysts for chemical reactions we want: a many-fold increase in the reaction speed due only to particle arrangement has already been demonstrated,» says Rademann.

Bacteria use small molecule chemicals to mediate these interactions and the genetic information required for their production is typically encoded in one physical location of the bacterial chromosome, in biosynthetic gene clusters (BGCs).