AHSP is a quantitative trait gene that modifies the phenotype of beta-thalassaemia. August 20, 2014 by Mei I Lai Comments are off Posted in:Mei I Lai See more Prev:Exploring SOD1 Gene for the Detection of Fetal Down Syndrome. Back: All Publications Next:A twins heritability study on alpha hemoglobin stabilizing protein (AHSP) expression variability