Results 251 to 260 of about 483,779 (311)

High-performance liquid chromatography of insulin

Journal of Chromatography A, 1984
The elution behaviour of a selection of sequence variant and modified insulins has been compared on a C18 reversed-phase column. Observed elution times were compared with those expected from the nature of the differences from bovine insulin. In some cases prediction rules established for peptides are adequate to explain the observed elution and in ...
A, McLeod, S P, Wood
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High performance “ionic liquid” chromatography

Chemical Communications, 2011
High performance liquid chromatography methods with “ionic liquids” as eluents (HPILC).
Yukinobu, Fukaya   +3 more
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High-performance liquid chromatography of porphyrins

Journal of Chromatography B: Biomedical Sciences and Applications, 1988
Techniques for the analysis of porphyrins in the biomedical fields are reviewed. The emphasis is on high-performance liquid chromatography and its aspplications in: (1) the quantitative analysis of porphyrins in blood, urine and faeces; (2) qualitative porphyrin profiles in normal subjects and in the porphyrias; (3) assay of haem biosynthetic enzyme ...
C K, Lim, F M, Li, T J, Peters
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High-performance liquid chromatography of proteins

Journal of Chromatography A, 1976
Proteins were separated on microparticulate bonded phase steric exclusion and anion-exchange chromatography supports. A post-column enzyme detector was developed which gives a specific and sensitive response for enzymes. The three iso-enzymes of creatine phosphokinase were separated and assayed in 4 min and the five isoenzymes of lactic dehydrogenase ...
Shung Ho Chang   +2 more
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High-performance liquid chromatography of cardiolipin

Journal of Chromatography B: Biomedical Sciences and Applications, 1985
Resolution of freshly prepared and of commercially available (degraded) samples of cardiolipin into 15-30 components has been accomplished by reversed-phase high-performance liquid chromatography using a 3-micron particulate Microsorb C18 column irrigated with linear gradients of acetonitrile--methanol--10 mM phosphate buffer pH 7.4.
J I, Teng, L L, Smith
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High-performance liquid chromatography of isopeptides

Journal of Chromatography A, 1986
High-performance liquid chromatographic (HPLC) methods are described for the structural analysis of clavicepamines, their analogues and branched-chain polypeptides, the analysis in synthetic stages of isopeptides (analysis of half-protected derivatives and purity control of active esters) and the differentiation between alpha- and iso-peptides (such as
G, Szókán, G, Kelemen, A, Török
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High-Performance Liquid Chromatography of Cisplatin

Journal of Pharmaceutical Sciences, 1983
The retention behavior of cisplatin on a variety of stationary phases has been investigated using aqueous mobile phases modified by the addition of various electrolytes and methanol. Cisplatin is poorly retained on reverse-phase or silica columns but satisfactorily retained on chemically bonded or solvent-generated anion exchangers.
C M, Riley, L A, Sternson, A J, Repta
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