The aldehyde dehydrogenase ALDH2*2 allele exhibits dominance over ALDH2*1 in transduced HeLa cells.
Xiao Q, Weiner H, Johnston T, Crabb DW. The aldehyde dehydrogenase ALDH2*2 allele exhibits dominance over ALDH2*1 in transduced HeLa cells. J Clin Invest. 1995 Nov; 96(5):2180-6.