Absence of L-asparaginase in placenta.
D000818:Animals; D001215:Asparaginase / Q000032:analysis*; D005260:Female; D006168:Guinea Pigs; D006801:Humans; D008722:Methods; D010920:Placenta / Q000201:enzymology*; D011247:Pregnancy; D051381:Rats
D001215:Asparaginase