Objective: The p33INGlb was first cloned in 1996. It involved in some biological functions, such as negative regulation of cell proliferation and in the control of cellular aging, anchorage dependence and apoptosis.

• 目的：p33ING1b是1996年被发现的，它具有多种生物学功能，在细胞生长的负调控、增殖、衰老、肿瘤的锚着依赖性生长、凋亡及细胞周期调控点的调节等方面发挥作用。