PRT062607 hydrochloride是一种Syk抑制剂，IC₅₀为1 nM。SYK是一种细胞质酪氨酸激酶，在免疫细胞中广泛表达，在多种自身炎症免疫相关性疾病中发挥着重要的作用。

参考文献

[1] Coffey G, DeGuzman F, Inagaki M, et al. Specific inhibition of spleen tyrosine kinase suppresses leukocyte immune function and inflammation in animal models of rheumatoid arthritis. J Pharmacol Exp Ther. 2012 Feb;340(2):350-9.  doi: 10.1124/jpet.111.188441(IF:3.615).

[2] Hoellenriegel J, Coffey GP, Sinha U, et al. Selective, novel spleen tyrosine kinase (Syk) inhibitors suppress chronic lymphocytic leukemia B-cell activation and migration. Leukemia. 2012 Jul;26(7):1576-83. doi: 10.1038/leu.2012.24(IF:9.944).

-25~-15℃保存，有效期3年。