Objective To develop a procedure for batch preparation of universal red blood cells converted from groupB to group O and provide universal red blood cells for clinic.
目的建立B→O血型转换红细胞(通用型红细胞)批量制备工艺,为临床提供通用型红细胞制品。
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Methods Divide 53 patients into two groups: blood cardioplegia group (B-CAD) and crystalloid cardioplegia group (C-CAD).