Short term effect of ultraviolet-B radiation on photosystem 2 photochemistry in the cyanobacteriumSynechococcus 6301 |
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Authors: | S. Rajagopal S. D. S. Murthy |
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Affiliation: | (1) Department of Biochemistry, Sri Venkateswara University, 517 502 Tirupati, India |
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Abstract: | Exposure of intact cells of theSynechococcus 6301 to UV-B radiation induced a loss in photosystem 2 (PS 2) electron transport activity prior to the alteration in pigment complexes. Thus the degradation of PS 2 was not directly related to pigment alteration. Supported by Young Scientist grant No. SRJSYIB-05192 from the Department of Science and Technology, Goverment of India to SDSM. |
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Keywords: | absorption spectra chlorophyll energy transfer fluorescence emission excitation spectra phycocyanin |
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