Comparative stability of vitamin A in cod-liver oil and in oleovitamin A and D
โ Scribed by Holmes, Arthur D. ;Pigott, Madeleine G.
- Publisher
- Elsevier
- Year
- 1942
- Weight
- 271 KB
- Volume
- 31
- Category
- Article
- ISSN
- 0095-9553
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๐ SIMILAR VOLUMES
## Abstract Partition chromatograms using paraffin oil as a stationary phase and various aliphatic alcohols as mobile phase have been used to separate vitamin A from some of the substances interfering with its spectrophotometric assay.
## Abstract Cathepsin A has been demonstrated in cod muscle. Cathepsins A and D were partially separated and purified from cod muscle. Cathepsin A and D are essentially similar to those from other sources. Cathepsin A acts optimally on the synthetic substrate CBZโฮฑโLโglutamylโLโtyrosine at pH 5.0,