The chromatography of native acid-soluble tropocollagen from calf skin on hydroxyapatite columns has been investigated. Resolution of a number of chromatographic peaks has been obtained by using shallow slopes of the eluting phosphate gradient. The results obtained suggest a heterogeneity of tropoco
Investigations on the resolving power of hydroxyapatite columns
β Scribed by Tsutomu Kawasaki; Giorgio Bernardi
- Publisher
- Wiley (John Wiley & Sons)
- Year
- 1970
- Tongue
- English
- Weight
- 527 KB
- Volume
- 9
- Category
- Article
- ISSN
- 0006-3525
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β¦ Synopsis
Synopsis
An investigation on the resolving power of hydroxyapatite columns is reported. The macromolecules chosen for this investigation have been five proteins endowed with a rigid structure and of different sizes : cytochrome c, lysozyme, B-lactoglobulin A, collagen, and T2 phage. The following points have been investigated in detail: (1) the dependence of the elution molarity upon column length and slope of the gradient; (2) the dependence of the elution molarity and the width of the protein peak upon the load and the presence of other chromatographic components; (3) the optimal conditions for the resolution of macromolecules having the same size or different sizes.
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