Trichosanthin, a ribosome inactivating protein extracted from the root tuber of a traditional Chinese medicinal herb Trichosanthes kirilowii, possesses abortifacient, anti tumor and anti human immunodeficiency virus (HIV) activities.

• 天花粉蛋白是从中草药禾古楼根中提取的一种核糖体失活蛋白 ,具有致流产、抗肿瘤和抗 HIV功能。