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Stress induced modifications in photosystem II electron transport, oxidative status, and expression pattern of acc D and rbc L genes in an oleaginous microalga Desmodesmus sp.

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Relation http://ir.cftri.com/14654/
https://doi.org/10.1016/j.biortech.2020.124039
 
Title Stress induced modifications in photosystem II electron transport, oxidative
status, and expression pattern of acc D and rbc L genes in an oleaginous
microalga Desmodesmus sp.
 
Creator Sijil, P. V.
Vinaya, R. Adki
Sarada, R.
Chauhan, V. S.
 
Subject 03 Biochemistry & Molecular Biology
01 Algae
 
Description The study aimed at understanding the biochemical and molecular level modifications in Desmodesmus sp. under
lipid inducing stress conditions. The low-temperature (5 °C) incubation and nitrogen starvation reduced the PS II
electron transport in microalga with a maximum reduction of 50–57% in ET0/ABS values. The PS II electron
transport recovered in UV treated cultures after an initial reduction of 87–93% in ET0/ABS values. A 2.7–4.4 fold
increase in ROS and MDA levels was observed under low-temperature incubation, and nitrogen starvation. The
UV treatment caused 1.3–2.4 fold higher ROS and MDA levels than control. The low-temperature incubated,
nitrogen starved, and UV treated cultures showed 2.4–4 fold higher acc D gene expression. A higher rbc L gene
expression was observed under low-temperature stress. The study showed modifications in PS II electron
transport, oxidative status, and expression of acc D and rbc L genes under stress conditions.
 
Date 2020
 
Type Article
PeerReviewed
 
Format pdf
 
Language en
 
Identifier http://ir.cftri.com/14654/1/Bioresource%20Technology%20318%20%282020%29%20124039.pdf
Sijil, P. V. and Vinaya, R. Adki and Sarada, R. and Chauhan, V. S. (2020) Stress induced modifications in photosystem II electron transport, oxidative status, and expression pattern of acc D and rbc L genes in an oleaginous microalga Desmodesmus sp. Bioresource Technology, 318. p. 124039. ISSN 0960-8524