Sentences with phrase «which epigenetic signals»

The frozen soils are already recognised as the best environment on Earth for preserving the ancient DNA in which epigenetic signals might be found.

Not exact matches

For example, although Cooper's team successfully read methylation from a fossil bison specimen, they could not find a signal in five other bison fossils they examined, which suggests that reading ancient epigenetic signatures requires exceptional preservation.

For instance, a congenital disorder called Beckwith - Wiedemann syndrome involves the malfunctioning of a gene encoding a signalling molecule called IGF2, which encourages fetal growth (see «Epigenetics: Discovery «-RRB-.