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International Journal of Oncology|May 12, 2011
Reversion of p-glycoprotein mediated multidrug-resistance to vincristine and adriamycin by psc-833, a cyclosporine derivative in human neuroblastoma cell-linesC Helson, Z Zahn, L HelsonJournal of the National Cancer Institute|September 1, 1976
Lymphocyte transformation in children with neuroblastomaL Helson, L Shou, J TauberCytometry|March 1, 1983
Distinction between 5-bromodeoxyuridine labeled and unlabeled mitotic cells by flow cytometryZ Darzynkiewicz, F Traganos, M R MelamedExperimental Cell Research|July 1, 1992
Changes in nuclear chromatin related to apoptosis or necrosis induced by the DNA topoisomerase II inhibitor fostriecin in MOLT-4 and HL-60 cells are revealed by altered DNA sensitivity to denaturationM A Hotz, F Traganos, Z DarzynkiewiczCytometry|January 1, 1982
The ratio of RNA to total nucleic acid content as a quantitative measure of unbalanced cell growthF Traganos, Z Darzynkiewicz, M R MelamedAnti-Cancer Drugs|August 1, 1995
Camptothecin cytotoxic effects in vitro: dependency on exposure duration and doseL Helson, C Helson, S AinsworthNeurochemical Research|December 1, 1993
delta-Aminolevulinic acid effects on neuronal and glial tumor cell linesL Helson, S Braverman, J MangiardiCancer Drug Delivery|January 1, 1984
Importance of clinical exposure on verapamil enhancement of adriamycin-vincristine cytotoxicity in human neuroblastomaL Helson, B Member, C HelsonAnticancer Research|September 1, 1995
Hemin toxicity in a human epithelioid sarcoma cell lineS Braverman, C Helson, L HelsonExperimental Cell Biology|January 1, 1979
Effects of murine tumor necrosis factor on heterotransplanted human tumorsL Helson, C Helson, S GreenPageof 35