Abstract
Under increased irradiances, higher plant leaves are able to dissipate part of the absorbed energy to avoid photoinhibitory damages. Several mechanisms are under discussion: (i) quenching in the reaction centre of photosystem 2 (PS 2), (ii) quenching by a transthylakoid ΔpH-mediated aggregation of antenna complexes of PS 2, (iii) quenching in the antenna complexes of PS 2 in the presence of zeaxanthin (and perhaps antheraxanthin) and the ΔpH, (iv) sustained energy quenching in the presence of high amounts of zeaxanthin, (y) quenching due to the presence of damaged D1 proteins, and (vi) a state 1/state 2-shift of the main light harvesting complex LHC II of PS 2 (1–3).
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© 1998 Springer Science+Business Media Dordrecht
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Terjung, F. (1998). Photoprotection in Higher Plant Leaves Investigated by Delayed Chlorophyll Fluorescence and Picosecond Chlorophyll Fluorescence Decay Measurements. In: Garab, G. (eds) Photosynthesis: Mechanisms and Effects. Springer, Dordrecht. https://doi.org/10.1007/978-94-011-3953-3_502
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DOI: https://doi.org/10.1007/978-94-011-3953-3_502
Publisher Name: Springer, Dordrecht
Print ISBN: 978-0-7923-5547-2
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