ten days following the enterectomy , we determined the mucosal mass parameters ( weight , protein , and dna content ) , the activity of microvillous enzymes ( lactase , sucrase , and aminopeptidase ) in villus cells , and the concentration of the secretory component of immunoglobulins in crypt cells isolated from the proximal intestinal remnant .
C0192616
enterectomy
C0021853
intestinal