villi

Biopsy of the small intestine shows dilation of the lacteals of the villi and distension of the lymphatic vessels.

小肠活检可见小肠绒毛糜乳的扩张和淋巴扩张。

Retiary fibers,excretive articles and host cell with the ball villi were seen on the inner side of the cyst.

囊内面有分泌颗粒、网状纤维及绒球状宿主细胞。

The vascular plexus at the lower part of the villi had the characteristics of recti mini vessels and protal vesselas.

绒毛下部现为微直形态，可部分具有门静脉性质。

Conclusions Getting the villi of 45-55 days pregnancy by uterine curettage, we can obtain the chorial trophcytes by trypsin or DNA enzyme digest.

人妊娠45～55天刮宫术后的绒毛，甲胰蛋白酶消化可得到绒毛滋养层细胞。

Igura K, Zhang X, Takahashi K, et al. Isolation and characterization of mesenchymal progenitor cells from chorionic villi of human placenta. Cytotherapy 2004;6:543-53.

紫河车绒毛膜绒毛的间充质干细胞分离与鉴定细胞疗法2004;6:543-53.