透析袋

酚氯仿抽提最后一次的上清液移入透析袋中透析；

After the last extraction by phenol and chloroform , the supernatant fluid was transferred into dialysis bag .

该菌株在光照条件下，38℃摇瓶培养6d，可用高速冷冻离心、透析袋、蔗糖密度梯度纯化、超速离心等得到紫膜。

The strain was cultured under light treatment , temperature 38 ℃, shake cultivation 6 days , the purple membrane was gained through high speed freeze centrifugation , dialysis , sucrose density gradient centrifugation , superspeed centrifugation etc.

采用真空浓缩，透析袋透析5h后，运用等电点法和乙醇沉淀法，确定核酸沉降工艺为：抽提液中加2倍体积的无水乙醇，于pH2.5,4℃过夜，离心干燥得粗品RNA。

The nucleic acid was precipitated by using the iso-electric precipitation and alcohol sedimentation . Double volumes of absolute ethyl alcohol was added to RNA extraction , pH was adjusted to 2.5 and then was incubated at 4 ℃ overnight . The crude product was gotten after centrifugation and drying .

再将纯化后的包涵体置于透析袋中，在梯度浓度的尿素复性液中缓慢复性。

The purified inclusion bodies was dialyzed in the concentration gradient of urea to renature .

透析袋体外消化法测定植物性饲料钙消化率的适宜酶促反应条件研究

Study on suitable condition of enzymatic reactivity for determining the digestibility of plant feedstuffs calcium in vitro by dialysis tube method

由透析袋、硒-铁蛋白、恒流泵、电导仪、磁力搅拌器及电化学系统等构成硒-铁蛋白电化学反应器。

An Electrochemical reactor of seleno-ferritin consisted of oscillating bag , seleno-ferritin , constant-flow pump , conductivity apparatus , magnetic stirrer , and electrochemical system was used to store the micro - compound containing phosphorus from the flowing water in the protein shell of the ferritin .

透析处理透析袋，盐析产物装袋后置于蒸馏水中浸泡，隔1、2、4h换水，最后透析过夜。

Treated dialysis bags , placed the product in bags and soaked in distilled water , changed the water every other 1,2,4 h , the final dialyzed overnight .