Team:Tokyo Tech/Experiment/PHB2

From 2012.igem.org

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=P(3HB) production by <I>E.coli</I> & Confirmation of P(3HB)=
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=D Make purified P(3HB) sheets=
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We made P(3HB) sheets. To make the sheets, we cultured <I>E.coli</I> JM109 in erlenmeyer flasks at 37°C for 72h. Contact angle is an indicator to represent the strength of the water-repellent. The angle shows the physical properties, especially surface tension.
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When contact angle of sheets is larger than 90°, from Young equation, the sheets would have more strong water-repellent by increasing real surface area. Contact angle of P(3HB) sheets is about 100° from literature data.
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[[https://2012.igem.org/Team:Tokyo_Tech/Experiment/PHB#D_Polymer_extraction_and_purification Protocol]]
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[[File:tokyotech PHB6.png|600px|thumb|center|Fig2-2-4-4-1, P(3HB) sheet]]

Revision as of 16:34, 26 October 2012

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D Make purified P(3HB) sheets

We made P(3HB) sheets. To make the sheets, we cultured E.coli JM109 in erlenmeyer flasks at 37°C for 72h. Contact angle is an indicator to represent the strength of the water-repellent. The angle shows the physical properties, especially surface tension. When contact angle of sheets is larger than 90°, from Young equation, the sheets would have more strong water-repellent by increasing real surface area. Contact angle of P(3HB) sheets is about 100° from literature data. [Protocol]


Fig2-2-4-4-1, P(3HB) sheet