Latest revision as of 20:05, 20 June 2014

Miniprep

a. Transfer a single colony from the transformed E.colli to the LB liquid broth and incubate in shaking incubator for 24 hours.

b. Centrifuge said E.colli for 15 minutes at 1,500 rpm.

c. Dispose of supernatant.

d. Add 300μl of solution I* and vortex.

e. Transfer the fluid into 2 EP tubes, 150μl each.

f. Add 300μl of solution II** in each EP tube.

g. Add 200μl of solution III*** in each EP tube and mix by inverting.

h. Centrifuge both EP tubes for 10 minutes at 14,000rpm

i. Transfer 550μl of supernatant to column.

j. Centrifuge at 14,000rpm for 1 minute.

k. Dispose of fluid in collection tube, and add 700μl of wash buffer to column.

l. Centrifuge at 14,000rpm for 1 minute.

m. Dispose of fluid in collection tube, and add 700μl of wash buffer to column.

n. Centrifuge at 14,000rpm for 1 minute.

o. Dispose of fluid in collection tube.

p. Centrifuge at 14,000rpm for 1 minute.

q. Add 50μl of distilled water and centrifuge at 14,000rpm for 1 minute.

r. Keep filtered solution.

* solution Ⅰ 50mM glucose, 25mM Tris•Cl (pH 8.0), 10mM EDTA (pH 8.0)

** solution Ⅱ 0.2N NaOH, 1% SDS

*** solution Ⅲ 5M potassium acetate, glacial acetic acid, H₂O

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                      <div id="article_c">
                          <h1 class="title">Miniprep</h1>
-                         <p class="listing">a. Transfer a single colony from the transformed E.colli to the LB medium and incubate in shaking incubator for 24 hours.</p>
+                         <p class="listing">a. Transfer a single colony from the transformed E.colli to the LB liquid broth and incubate in shaking incubator for 24 hours.</p>
                          <p class="listing">b. Centrifuge said E.colli for 15 minutes at 1,500 rpm.</p>
                          <p class="listing">c. Dispose of supernatant.</p>