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Effect of far-UV and near-UV radiation on the cell surface charge of the protozoan Tritrichomonas foetus

Abstract

Cell electrophoresis was used to detect the effect of far-UV or near-UV radiation on the cell surface charge of the pathogenic protozoan Tritrichomonas foetus. Either far-UV or near-UV radiation interfered with the surface charge of T. foetus at fluences which inhibited cell growth by 50%. Both UV-radiations induced a significant decrease on surface charge of T. foetus, as evaluated by measurement of its electrophoretic mobility (EPM). Determinations of EPM of protozoa in solution of low ionic strength indicated that the decrease in the EPM induced by far-UV is much less pronounced that that observed for near-UV or control cells.
Publication Date:
May 01, 1986
Product Type:
Journal Article
Reference Number:
GBN-86-004213; EDB-88-021543
Resource Relation:
Journal Name: Photochem. Photobiol.; (United Kingdom); Journal Volume: 43:5
Subject:
63 RADIATION, THERMAL, AND OTHER ENVIRON. POLLUTANT EFFECTS ON LIVING ORGS. AND BIOL. MAT.; CELL MEMBRANES; FAR ULTRAVIOLET RADIATION; NEAR ULTRAVIOLET RADIATION; PROTOZOA; BIOLOGICAL RADIATION EFFECTS; ELECTRIC CHARGES; PARASITES; ANIMALS; BIOLOGICAL EFFECTS; CELL CONSTITUENTS; ELECTROMAGNETIC RADIATION; INVERTEBRATES; MEMBRANES; MICROORGANISMS; RADIATION EFFECTS; RADIATIONS; ULTRAVIOLET RADIATION; 560130* - Radiation Effects on Microorganisms
OSTI ID:
5847740
Research Organizations:
Rio de Janeiro Univ., Brazil. Inst. de Biofisica
Country of Origin:
United Kingdom
Language:
English
Other Identifying Numbers:
Journal ID: CODEN: PHCBA
Submitting Site:
GBN
Size:
Pages: 505-507
Announcement Date:
Dec 01, 1987

Citation Formats

Silva Filho, F C, Elias, C A, and Souza, W de. Effect of far-UV and near-UV radiation on the cell surface charge of the protozoan Tritrichomonas foetus. United Kingdom: N. p., 1986. Web.
Silva Filho, F C, Elias, C A, & Souza, W de. Effect of far-UV and near-UV radiation on the cell surface charge of the protozoan Tritrichomonas foetus. United Kingdom.
Silva Filho, F C, Elias, C A, and Souza, W de. 1986. "Effect of far-UV and near-UV radiation on the cell surface charge of the protozoan Tritrichomonas foetus." United Kingdom.
@misc{etde_5847740,
title = {Effect of far-UV and near-UV radiation on the cell surface charge of the protozoan Tritrichomonas foetus}
author = {Silva Filho, F C, Elias, C A, and Souza, W de}
abstractNote = {Cell electrophoresis was used to detect the effect of far-UV or near-UV radiation on the cell surface charge of the pathogenic protozoan Tritrichomonas foetus. Either far-UV or near-UV radiation interfered with the surface charge of T. foetus at fluences which inhibited cell growth by 50%. Both UV-radiations induced a significant decrease on surface charge of T. foetus, as evaluated by measurement of its electrophoretic mobility (EPM). Determinations of EPM of protozoa in solution of low ionic strength indicated that the decrease in the EPM induced by far-UV is much less pronounced that that observed for near-UV or control cells.}
journal = []
volume = {43:5}
journal type = {AC}
place = {United Kingdom}
year = {1986}
month = {May}
}