BIO-1211是一种高选择性、具有口服活性的整合素α4β1（VLA-4）抑制剂，其对α4β1和α4β7的IC50值分别为4nM和2μM，显示出对α4β1亚型超过500倍的选择性。

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-85~-65℃避光保存，有效期2年。

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[2]Ramroodi N, Khani M, Ganjali Z, Javan MR, Sanadgol N, Khalseh R, Ravan H, Sanadgol E, Abdollahi M. Prophylactic Effect of BIO-1211 Small-Molecule Antagonist of VLA-4 in the EAE Mouse Model of Multiple Sclerosis. Immunol Invest. 2015;44(7):694-712. doi: 10.3109/08820139.2015.1085391. Retraction in: Immunol Invest. 2024 Nov;53(8):1456. doi: 10.1080/08820139.2024.2412450. PMID: 26436854.