What’s in Your LDS Family Tree? Genetics, Variability, Outcomes (September 1, 2020) 52:30-55:52 Can the mutation happen anytime in life or is it from birth only? I have a son with LDS2 and a healthy older daughter. My son is de novo so they had parental testing, I guess MacCarrick: 遺伝子変異が起こるのは出生時のみで…