enzyme activity in first-trimester decidual tissues ( 286 +/- 86 mu of diamine oxidase per milligram of dna ; mean +/- sem ) was considerably higher ( p less than 0.001 ) than that in endometrium ( 2.6 +/- 1.6 ) , and the activity increased from 6 to 17 weeks of pregnancy .
C0011106
decidual
C0014180
endometrium