it is shown that in placentae and partly also in sera from pregnant monkeys ( chimpanzee , baboon , rhesus monkey and cynomolgus ) proteins occur which are immunochemically related to the human placental specific antigens hpl ( human placental locatogen ) , sp1 ( pregnancy specific beta1-glycoprotein ) , pp5 ( placental protein 5 ) and hsap ( heat stable alkaline phosphatase ) .
C0086418
human
C1706576
hsap