Le Pendu J, Oriol R, Juszczak G, Liberge G, Rouger P, Salmon C, Cartron J P
Vox Sang. 1983;44(6):360-5. doi: 10.1111/j.1423-0410.1983.tb03658.x.
alpha-2-L-fucosyltransferase activity was found in the sera of 4 H-deficient secretor individuals (Hz). This activity represented about 5-10% of the activity present in the serum of normal H phenotypes.