Enzymatic Isolation Procedure for Cornstarch 酶法提取玉米淀粉工艺研究
Human embryonic fibroblast feeder played a positive role during the ES cells isolation procedure.
人胚胎成纤维细胞饲养层在ES细胞分离过程中具有较好的作用。
Methods: Column chromatography was used in the isolation procedure. The structures of isolated compounds were elucidated by spectral data.
方法：柱色谱法分离其成分，利用光谱数据确定其化学结构。
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