Behaviour of Polyethylene Glycol on Dialysis and Gel-filtration


POLYETHYLENE glycol is now widely used for concentrating protein solutions by dialysis. We have used the material of molecular weight 15,000 (L. Light and Co., Ltd., Colnbrook, England) and have found that it penetrates dialysis sacs to an appreciable extent.

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    Ryle, A. P., and Porter, R. R., Biochem. J., 73, 75 (1959).

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RYLE, A. Behaviour of Polyethylene Glycol on Dialysis and Gel-filtration. Nature 206, 1256 (1965).

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