【答案】应助回帖
★ ★
感谢参与,应助指数 +1
kx444555: 金币+1, 楼主可以试试看 2013-06-10 13:25:19
luodengpan(myprayer代发): 金币+1, Gifts of roses, there are lingering fragrance. Look forward to your wonderful and more detailed answer. 2013-06-29 20:22:08
|
换成新鲜的内切酶,而且反应前用透析或者超滤去掉酶制剂中的甘油,以免引起内切酶的星号活性。 |