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Limited cell-cycle dependence of the merocyanine 540-sensitized photoinactivation of L1210 leukemia cells. Photochem Photobiol 1992 Aug;56(2):277-80

Date

08/01/1992

Pubmed ID

1502271

DOI

10.1111/j.1751-1097.1992.tb02158.x

Scopus ID

2-s2.0-0026903579 (requires institutional sign-in at Scopus site)   2 Citations

Abstract

L1210 leukemia cells were synchronized by a double thymidine block technique and then characterized with regard to their susceptibility to merocyanine 540 (MC540)-sensitized photoinactivation. Cells harvested 5 (G2/M phase) h after release from the second thymidine block were most susceptible to MC540-sensitized photoinactivation followed, in order of decreasing sensitivity, by cells harvested 2 (S phase) h and by cells harvested 7 (G1 phase) h after release from the second block. The expression of dye-binding sites changed very little during the cell cycle.

Author List

Qiu K, Traul DL, Sieber F

Author

Fritz Sieber PhD Professor in the Pediatrics department at Medical College of Wisconsin




MESH terms used to index this publication - Major topics in bold

Animals
Cell Cycle
Leukemia L1210
Photochemotherapy
Pyrimidinones
Radiation-Sensitizing Agents
Tumor Cells, Cultured