CB1151是1,25-二羟基维生素D3的20-差向异构体类似物，具有显著的抗肿瘤活性。它能抑制MCF-7细胞的生长。

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2~8℃避光保存，有效期3年。

[1] Mørk Hansen C，Danielsson C，Carlberg C,The potent anti-proliferative effect of 20-epi analogues of 1,25 dihydroxyvitamin D3 in human breast-cancer MCF-7 cells is related to promoter selectivity,Int J Cancer,1996 Sep 4;67(5):739-42,doi: 10.1002/(SICI)1097-0215(19960904)67:5<739::AID-IJC24>3.0.CO;2-Z,PMID: 8782667.