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Effects of sensitizers on cell respiration. 3. The effects of hypoxic cell radiosensitizers on oxidative metabolism and the radiation response of an in vitro tumour model

Abstract

Physiological factors are important when considering the effects of radiosensitizers on the radiation response of complex systems such as multi-cellular spheroids. In this system, under conditions of unlimited nutrient supply, cells are rendered hypoxic by metabolism. Thus, using the spheroid system as an in vitro model of the tumour-cell microenvironment, we have determined the relative contribution of radiosensitization and respiratory effects of a number of electron-affinic sensitizers having potential clinical use. These studies are indicative of physiological responses at the cellular level, and suggest optimal drug administration schemes for obtaining maximal radiation response in vivo with hypoxic cell sensitizers.
Authors:
Durand, R E; [1]  Biaglow, J E; Greenstock, C L
  1. Wisconsin Clinical Cancer Center, Madison (USA). Dept. of Human Oncology
Publication Date:
Jun 01, 1978
Product Type:
Journal Article
Reference Number:
AIX-10-448483; EDB-79-096363
Resource Relation:
Journal Name: Br. J. Cancer; (United Kingdom); Journal Volume: 37
Subject:
63 RADIATION, THERMAL, AND OTHER ENVIRON. POLLUTANT EFFECTS ON LIVING ORGS. AND BIOL. MAT.; 62 RADIOLOGY AND NUCLEAR MEDICINE; ANIMAL CELLS; RADIOSENSITIZERS; RESPIRATION; BIOLOGICAL MODELS; AFFINITY; ANOXIA; CELL CULTURES; IN VITRO; METABOLISM; NEOPLASMS; OXIDATION; SPHEROIDS; TUMOR CELLS; CHEMICAL REACTIONS; DISEASES; DRUGS; RESPONSE MODIFYING FACTORS; 560151* - Radiation Effects on Animals- Man; 550603 - Medicine- External Radiation in Therapy- (1980-)
OSTI ID:
5993352
Country of Origin:
United Kingdom
Language:
English
Other Identifying Numbers:
Journal ID: CODEN: BJCAA
Submitting Site:
INIS
Size:
Pages: 150-153
Announcement Date:
May 01, 1979

Citation Formats

Durand, R E, Biaglow, J E, and Greenstock, C L. Effects of sensitizers on cell respiration. 3. The effects of hypoxic cell radiosensitizers on oxidative metabolism and the radiation response of an in vitro tumour model. United Kingdom: N. p., 1978. Web.
Durand, R E, Biaglow, J E, & Greenstock, C L. Effects of sensitizers on cell respiration. 3. The effects of hypoxic cell radiosensitizers on oxidative metabolism and the radiation response of an in vitro tumour model. United Kingdom.
Durand, R E, Biaglow, J E, and Greenstock, C L. 1978. "Effects of sensitizers on cell respiration. 3. The effects of hypoxic cell radiosensitizers on oxidative metabolism and the radiation response of an in vitro tumour model." United Kingdom.
@misc{etde_5993352,
title = {Effects of sensitizers on cell respiration. 3. The effects of hypoxic cell radiosensitizers on oxidative metabolism and the radiation response of an in vitro tumour model}
author = {Durand, R E, Biaglow, J E, and Greenstock, C L}
abstractNote = {Physiological factors are important when considering the effects of radiosensitizers on the radiation response of complex systems such as multi-cellular spheroids. In this system, under conditions of unlimited nutrient supply, cells are rendered hypoxic by metabolism. Thus, using the spheroid system as an in vitro model of the tumour-cell microenvironment, we have determined the relative contribution of radiosensitization and respiratory effects of a number of electron-affinic sensitizers having potential clinical use. These studies are indicative of physiological responses at the cellular level, and suggest optimal drug administration schemes for obtaining maximal radiation response in vivo with hypoxic cell sensitizers.}
journal = []
volume = {37}
journal type = {AC}
place = {United Kingdom}
year = {1978}
month = {Jun}
}