laboratory diagnostic - genetics mollecular biology - Angelman/Prader-Willi Syndrome, SNRPN methylation, amniotic fluid - prenatal, amniotic fluid 5ml at ambient temperature. It is IMPERATIVE to attach the completed information form and signed patient consent form, supplied upon request, Methyl-PCR bisulfite, ssso, todylaboratories®, bmn, code L16LD1709