Ohyama K - Search Results

1

An ultrasensitive and highly selective determination method for quinones by high-performance liquid chromatography with photochemically initiated luminol chemiluminescence.

Ahmed S, Kishikawa N, Ohyama K, Maki T, Kurosaki H, Nakashima K, Kuroda N. Ahmed S, et al. Among authors: ohyama k. J Chromatogr A. 2009 May 1;1216(18):3977-84. doi: 10.1016/j.chroma.2009.03.016. Epub 2009 Mar 13. J Chromatogr A. 2009. PMID: 19321171 Free article.

2

Separation of sympathomimetic amines of abuse and related compounds by micellar electrokinetic chromatography.

Kuroda N, Sato D, Ohyama K, Wada M, Nakahara Y, Nakashima K. Kuroda N, et al. Among authors: ohyama k. Chem Pharm Bull (Tokyo). 2001 Jul;49(7):905-8. doi: 10.1248/cpb.49.905. Chem Pharm Bull (Tokyo). 2001. PMID: 11456100 Free article.

3

Capillary electrochromatographic analysis of barbiturates in serum.

Ohyama K, Wada M, Lord GA, Ohba Y, Fujishita O, Nakashima K, Lim CK, Kuroda N. Ohyama K, et al. Electrophoresis. 2004 Feb;25(4-5):594-9. doi: 10.1002/elps.200305703. Electrophoresis. 2004. PMID: 14981686

4

Rapid separation of barbiturates and benzodiazepines by capillary electrochromatography with 3-(1,8-naphthalimido)propyl-modified silyl silica gel.

Ohyama K, Wada M, Ohba Y, Fujishita O, Nakashima K, Kuroda N. Ohyama K, et al. Biomed Chromatogr. 2004 Jul;18(6):396-9. doi: 10.1002/bmc.346. Biomed Chromatogr. 2004. PMID: 15273980

5

Investigation of the novel mixed-mode stationary phase for capillary electrochromatography. I. Preparation and characterization of sulfonated naphthalimido-modified silyl silica gel.

Ohyama K, Shirasawa Y, Wada M, Kishikawa N, Ohba Y, Nakashima K, Kuroda N. Ohyama K, et al. J Chromatogr A. 2004 Jul 9;1042(1-2):189-95. doi: 10.1016/j.chroma.2004.05.008. J Chromatogr A. 2004. PMID: 15296405

6

Investigation of the novel mixed-mode stationary phase for capillary electrochromatography. II. Separation of amino acids and peptides on sulfonated naphthalimido-modified silyl silica gel.

Ohyama K, Shirasawa Y, Wada M, Kishikawa N, Ohba Y, Nakashima K, Kuroda N. Ohyama K, et al. Electrophoresis. 2004 Oct;25(18-19):3224-30. doi: 10.1002/elps.200406019. Electrophoresis. 2004. PMID: 15472960

7

Capillary electrochromatography of caffeine and its metabolites in rat brain microdialysate.

Ohyama K, Wada M, Lord GA, Ohba Y, Nakashima MN, Nakashima K, Akiyama S, Lim CK, Kuroda N. Ohyama K, et al. Electrophoresis. 2005 Feb;26(4-5):812-817. doi: 10.1002/elps.200410292. Electrophoresis. 2005. PMID: 15714566

8

Stepwise gradient of buffer concentration for capillary electrochromatography of peptides on sulfonated naphthalimido-modified silyl silica gel.

Ohyama K, Wada M, Kishikawa N, Ohba Y, Nakashima K, Kuroda N. Ohyama K, et al. J Chromatogr A. 2005 Feb 4;1064(2):255-9. doi: 10.1016/j.chroma.2004.12.052. J Chromatogr A. 2005. PMID: 15739894

9

Preparation and characterization of modified 3-aminopropylsilyl silica phases with 1,8-naphthalic anhydrides in HPLC.

Kuroda N, Sako A, Ohyama K, Akiyama S, Nakashima K. Kuroda N, et al. Among authors: ohyama k. J Chromatogr Sci. 2005 Mar;43(3):116-20. doi: 10.1093/chromsci/43.3.116. J Chromatogr Sci. 2005. PMID: 15842749

10

Investigation of a novel mixed-mode stationary phase for capillary electrochromatography. Part III: Separation of nucleosides and nucleic acid bases on sulfonated naphthalimido-modified silyl silica gel.

Ohyama K, Fujimoto E, Wada M, Kishikawa N, Ohba Y, Akiyama S, Nakashima K, Kuroda N. Ohyama K, et al. J Sep Sci. 2005 May;28(8):767-73. doi: 10.1002/jssc.200500030. J Sep Sci. 2005. PMID: 15938185

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