title: Placental alkaline phosphatase in a Sudanese population: polymorphism and enzyme activity.
mesh_terms: D000469:Alkaline Phosphatase / Q000097:blood*; D005260:Female; D005787:Gene Frequency; D006801:Humans; D010641:Phenotype; D010920:Placenta / Q000201:enzymology*; D011110:Polymorphism, Genetic; D011247:Pregnancy; D013397:Sudan
chemical_list: D000469:Alkaline Phosphatase