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pro vyhledávání: '"K, Krummen"'
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Akademický článek
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Publikováno v:
European Journal of Clinical Pharmacology. 35:535-541
The influence of food on release of drug from a modified release capsule of bromocriptine 5 mg (Parlodel SRO) and a conventional formulation of bromocriptine 5 mg has been studied in 8 healthy male volunteers. Both formulations produced objective and
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::cfc3f742c7ea6d534e3eca4f263481b5
https://doi.org/10.1007/bf00558250
https://doi.org/10.1007/bf00558250
Publikováno v:
Chromatographia. 12:399-404
The different steps of automation of an HPLC system are discussed. With automatic sample injection, a higher through put and a better reproducibility can be achieved than with manual injection.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::6a595388cba340322fa2e840661e1fa7
https://doi.org/10.1007/bf02259163
https://doi.org/10.1007/bf02259163
Autor:
K. Krummen
Publikováno v:
Journal of Liquid Chromatography. 3:1243-1254
Since the introduction of alkylsi anized silicas o f small particle diameter as stationary phases for peptide separFtions several years aoo (1-4), the importanc o f reversed phase hinh Perforrnance liquid chromatography (RP-HPLC) has been growing con
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::64c7c99baeee18967936f016bd1820e6
https://doi.org/10.1080/01483918008062775
https://doi.org/10.1080/01483918008062775
Autor:
R.H. Buck, K. Krummen
Publikováno v:
Journal of Chromatography A. 315:279-285
A new and highly sensitive method for the determination of amino acid enantiomers is presented. Fluorescent diastereoisomers are formed by reaction with o -phthaldialdehyde and Boc- l -cysteine prior to chromatography. The reaction occurs rapidly at
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::b17efc367990aa4274ea7495ec1def2a
https://doi.org/10.1016/s0021-9673(01)90745-9
https://doi.org/10.1016/s0021-9673(01)90745-9
Autor:
R.H. Buck, K. Krummen
Publikováno v:
Journal of Chromatography A. 303:238-243
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::5762931d78bbfca946de2cfba842f725
https://doi.org/10.1016/s0021-9673(01)96070-4
https://doi.org/10.1016/s0021-9673(01)96070-4
Autor:
K. Krummen, R.W. Frei
Publikováno v:
Journal of Chromatography A. 132:27-36
The separation properties of five nonapeptides on commercial reversed-phase materials have been investigated and the effects of pH, salt concentration and solvent composition have been studied. With appropriate variation of the pH and salt concentrat
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c6de5c5d6db338c6af4321a3f02d8bfe
https://doi.org/10.1016/s0021-9673(00)93767-1
https://doi.org/10.1016/s0021-9673(00)93767-1
Autor:
R.H. Buck, K. Krummen
Publikováno v:
Journal of Chromatography A. 387:255-265
o -Phthaldialdehyde in combination with a chiral mercaptan is a powerful chiral reagent for the pre-column derivatization of many enantiomeric compounds bearing primary amino groups. The diastereoisomers formed can efficiently be resolved on conventi
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::36cddad06b8bce03a4af756428d2c202
https://doi.org/10.1016/s0021-9673(01)94529-7
https://doi.org/10.1016/s0021-9673(01)94529-7
Autor:
H. Falk, K. Krummen
Publikováno v:
Journal of Chromatography A. 103:279-288
A new method is described for the quantitative elution of material in spots separated by thin-layer chromatography. By using recently devised apparatus 1 , the substances can be quantitatively eluted without scraping the layer off the plate. In compa
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::23dffb6e18212ae6c85a2a204b16909f
https://doi.org/10.1016/s0021-9673(00)87220-9
https://doi.org/10.1016/s0021-9673(00)87220-9