Gel filtration chromatography of tumor extract demonstrates a single major peak of bone resorption activity (BRA, 45Ca release from calvarial bone) that elutes with an apparent MW of about 15,000 dalton.是什么意思_Gel filtration chromatography of tumor extract demonstrates a single major peak of bone resorption activity (BRA, 45Ca release from calvarial bone) that elutes with an apparent MW of about 15,000 dalton.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句