Ch55 (Ch-55)是合成类视黄醇，与RAR-α/β受体具有高亲和力，诱导HL60细胞的分化。RAR受体是配体依赖性转录反式调节剂，在各种生物过程中发挥关键作用，包括发育、免疫、器官发生和体内平衡。

参考文献

1.Jetten AM, et al. New benzoic acid derivatives with retinoid activity: lack of direct correlation between biological activity and binding to cellular retinoic acid binding protein. Cancer Res. 1987 Jul 1;47(13):3523-7.

2.Takahashi N, et al. Induction of differentiation and covalent binding to proteins by the synthetic retinoids Ch55 and Am80. Arch Biochem Biophys. 1994 Oct;314(1):82-9.

冰袋运输。粉末直接保存于-20℃，有效期3年。建议分装后-20℃干燥保存，避免反复冻融。