 ... actively metabolic cells, probably contain cysteine in place of cystine in the molecule and, as we have already noticed elsewhere, this difference may be of great importance in cell life (see Heffter and Arnold). If a protein which contains cysteine...  The Qualitative Analysis of Medicinal Preparations - Pagina 77door Henry Corbin Fuller - 1912 - 132 pagina’sVolledige weergave - Over dit boek
 | Albert Prescott Mathews - 1915 - 1068 pagina’s
...and Arnold). If a protein which contains cysteine is dissolved in water and 2-4 drops of a fresh 4-5 per cent, solution of sodium nitroprusside and then a few drops of ammonia are added, an intense purple-red color appears at once. The color disappears on the addition of acetic... | |
 | ALBERT P. MATHEWS, Ph.D. - 1916 - 1150 pagina’s
...and Arnold). If a protein which contains cysteine is dissolved in water and 2-4 drops of a fresh 4-5 per cent, solution of sodium nitroprusside and then a few drops of ammonia are added, an intense purple-red color appears at once. The color disappears on the addition of acetic... | |
 | John Pryde - 1926 - 372 pagina’s
...added a few cubic centimetres of a saturated solution of ammonium sulphate followed by two or three drops of a .5 per cent, solution of sodium nitroprusside and then excess of ammonium hydroxide. A positive reaction is indicated by the development of an intense purple... | |
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