Sentences with phrase «copies of active genes»

Working copies of active genes — called messenger RNAs or mRNAs — are positioned strategically throughout living tissues, and their location often helps regulate how cells and tissues grow and develop.

Not exact matches

By taking a sort of molecular snapshot of an astrocyte's ribosomes, it's possible to see all the mRNA copies in progress and thus know which genes are active.

The researchers emphasized that the finding does not suggest that breast milk from mothers without an active copy of the gene is less nourishing or healthy.

The study found that, on average, Bifidobacterium were established earlier and more frequently in infants fed by women with an active copy of the gene, the secretors, than without one, the non-secretors.

That area appeared to be a sanctuary of maleness: The diligently copied genetic material contained genes that are active only in the testes and are presumably devoted to sperm production.

Using postmortem human brain samples, the researchers found that variations in the number of copies of the C4 gene that people had, and the length of their gene, could predict how active the gene was in the brain.

As a result, the child gets two active copies of the gene.

Fortunately, Lara inherited only one faulty copy of the SMN1 gene, and she is now a healthy and active toddler.

They found that a process known as histone demethylation switches cells at the amputation site from an inactive to an active state, which turns on the genes required to build a copy of the lost limb.

Other people have two bad copies of the genes and will be deficient in this active form of folate.