Little Known Facts About pattern imprint.
Besides genetic triggers of those syndromes, In addition there are scenarios where the Snrpn/Ube3A cluster is intact but its genes are epigenetically misregulated. This is for instance the case if both of those homologs of chromosome 15 originate in the exact dad or mum, a situation named uniparental disomy (UPD). Maternal UPD is chargeable for PWS