Hsc70 (heat shock protein family A member 8) is a cytoplasmic chaperone protein involved in endosomal micro-autophagy and chaperone-mediated autophagy. Here the authors report that Hsc70 promotes lysosomal degradation of PD-L1 and that its overexpression promotes anti-tumor immune responses in preclinical cancer models.
- Xiaoyan Xu
- Tingxue Xie
- Hongguang Xia