质粒构建 上海达为科生物科技有限公司

p1Src=//y2.yzimgs.com/uploads/489930/20151230-111453538.jpg?watermark/2/text/5LiK5rW36L6-5Li656eR55Sf54mp56eR5oqA5pyJ6ZmQ5YWs5Y-4/font/5a6L5L2T/fontsize/650/fill/I0E3QTlBOA==/gravity/SouthEast