Determination of the Molecular Weight of Insulin


AT the suggestion of Dr. H. Jensen, of the Johns Hopkins University, Baltimore, an ultracentrifugal investigation of insulin has been carried out in my laboratory by Mr. B. Sjögren. A quantity of 0.25 gm. crystalline insulin was kindly put at my disposal by Dr. Jensen, and this small sample proved sufficient for a fairly complete study of the molecular weight and pH-stability region of insulin.

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THE SVEDBERG Determination of the Molecular Weight of Insulin. Nature 127, 438–439 (1931).

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