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Differential radiosensitivity on a tissue level in Delphinium ajacis

Abstract

Root, leaf, pollen mother cell and endosperm of D.ajacis showed differential sensitivity as measured by X-ray-induced chromosomal aberrations at mitotic anaphase and telophase stages of the first and second division cycles after irradiation. These tissues differed significantly in Interphase Chromosome Volume (ICV) values. In all the tissues the percentage of aberrant cells increased linearly with increase in X-ray dose. Though endosperm had the largest ICV value it was the most radioresistant tissue tested. The relative radiosensitivity of the other 3 tissues was positively correlated with ICV value. The radioresistance of endosperm is probably due to factors unique to this tissue which remained obscure.
Authors:
Mandal, S K; Basu, R K [1] 
  1. Bose Research Inst., Calcutta (India). Cryogenetics Lab.
Publication Date:
Sep 01, 1980
Product Type:
Journal Article
Reference Number:
AIX-13-647666; EDB-82-051061
Resource Relation:
Journal Name: Indian J. Exp. Biol.; (India); Journal Volume: 18:9
Subject:
63 RADIATION, THERMAL, AND OTHER ENVIRON. POLLUTANT EFFECTS ON LIVING ORGS. AND BIOL. MAT.; ENDOSPERM; BIOLOGICAL RADIATION EFFECTS; RADIOSENSITIVITY; LEAVES; MERISTEMS; POLLEN; ROOTS; CHROMOSOMAL ABERRATIONS; DOSE-RESPONSE RELATIONSHIPS; MEIOSIS; MITOSIS; PLANTS; RADIATION DOSES; X RADIATION; BIOLOGICAL EFFECTS; BODY; CELL DIVISION; DOSES; ELECTROMAGNETIC RADIATION; GAMETES; GERM CELLS; IONIZING RADIATIONS; MUTATIONS; PLANT TISSUES; RADIATION EFFECTS; RADIATIONS; TISSUES; 560141* - Radiation Effects on Plants- Basic Studies- (-1987)
OSTI ID:
5856161
Country of Origin:
India
Language:
English
Other Identifying Numbers:
Journal ID: CODEN: IJEBA
Submitting Site:
INIS
Size:
Pages: 940-943
Announcement Date:
Jan 01, 1982

Citation Formats

Mandal, S K, and Basu, R K. Differential radiosensitivity on a tissue level in Delphinium ajacis. India: N. p., 1980. Web.
Mandal, S K, & Basu, R K. Differential radiosensitivity on a tissue level in Delphinium ajacis. India.
Mandal, S K, and Basu, R K. 1980. "Differential radiosensitivity on a tissue level in Delphinium ajacis." India.
@misc{etde_5856161,
title = {Differential radiosensitivity on a tissue level in Delphinium ajacis}
author = {Mandal, S K, and Basu, R K}
abstractNote = {Root, leaf, pollen mother cell and endosperm of D.ajacis showed differential sensitivity as measured by X-ray-induced chromosomal aberrations at mitotic anaphase and telophase stages of the first and second division cycles after irradiation. These tissues differed significantly in Interphase Chromosome Volume (ICV) values. In all the tissues the percentage of aberrant cells increased linearly with increase in X-ray dose. Though endosperm had the largest ICV value it was the most radioresistant tissue tested. The relative radiosensitivity of the other 3 tissues was positively correlated with ICV value. The radioresistance of endosperm is probably due to factors unique to this tissue which remained obscure.}
journal = []
volume = {18:9}
journal type = {AC}
place = {India}
year = {1980}
month = {Sep}
}