AFP IRMA (Alpha-Fetoprotein) (RIA-4368/ RIA-4385)
 
 
DRG International, Inc.
α-Fetoprotein (AFP) is a 70.000 Da MW oncofetal protein synthesized by liverparenchymal cells, yolk sac and gastrointestinal tract of human fetus. The peak of AFP concentration occurs between weeks 12 and 15 of gestation. After birth AFP concentration in plasma rapidly decreases to less than 5 IU/ml. AFP levels are elevated in the following clinical situation: