In vitro antidermatophytic activity of bioactive compounds from selected medicinal plants

Autor: Daisy Savarirajan, V. M. Ramesh, Arunachalam Muthaiyan

Publikováno v: Journal of Analytical Science and Technology, Vol 12, Iss 1, Pp 1-13 (2021)

Abstract Fungal infections are among the most difficult diseases to manage in humans. Eukaryotic fungal pathogens share many similarities with their host cells, which impairs the development of antifungal compounds. Therefore, it is desirable to harn

Externí odkaz: https://doaj.org/article/bf9ff410a8764d41bcda3ddfa77a23f5

Effect of the P700 pre-oxidation and point mutations near A0 on the reversibility of the primary charge separation in Photosystem I from Chlamydomonas reinhardtii

Autor: Krzysztof Gibasiewicz, Ivo H. M. van Stokkum, Wojciech Giera, Andrew N. Webber, Rienk van Grondelle, V. M. Ramesh

Publikováno v: Giera, W, Ramesh, V M, Webber, A N, van Stokkum, I H M, van Grondelle, R & Gibasiewicz, K 2010, ' Effect of the P700 pre-oxidation and point mutations near A0 on the reversibility of the primary charge separation in photosystem I from Chlamydomonas reinhardtii ', Biochimica et Biophysica Acta (BBA)-Bioenergetics, vol. 1797, pp. 106-112 . https://doi.org/10.1016/j.bbabio.2009.09.006
Biochimica et Biophysica Acta (BBA)-Bioenergetics, 1797, 106-112. Elsevier

Time-resolved fluorescence studies with a 3-ps temporal resolution were performed in order to: (1) test the recent model of the reversible primary charge separation in Photosystem I (Muller et al., 2003; Holwzwarth et al., 2005, 2006), and (2) to rec

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::7b3bd59c59cf2a5743971a3164a471f6
https://doi.org/10.1016/j.bbabio.2009.09.006

Replacement of the methionine axial ligand to the primary electron acceptor A0 slows the A0− reoxidation dynamics in Photosystem I

Autor: Krzysztof Gibasiewicz, Scott E. Bingham, Andrew N. Webber, V. M. Ramesh, Su Lin

Publikováno v: Biochimica et Biophysica Acta (BBA) - Bioenergetics. 1767:151-160

The recent crystal structure of photosystem I (PSI) from Thermosynechococcus elongatus shows two nearly symmetric branches of electron transfer cofactors including the primary electron donor, P(700), and a sequence of electron acceptors, A, A(0) and

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::251d61e6af83464647dd1040f3f80338
https://doi.org/10.1016/j.bbabio.2006.12.013

Excitonic Interactions in Wild-Type and Mutant PSI Reaction Centers

Autor: Kevin Redding, Krzysztof Gibasiewicz, Neal W. Woodbury, Andrew N. Webber, Su Lin, V. M. Ramesh

Publikováno v: Biophysical Journal, 85(4), 2547-2559. Biophysical Society
Gibasiewicz, K M, Ramesh, V M, Lin, S, Redding, K, Woodbury, N W & Webber, A N 2003, ' Excitonic interactions in wild-type and mutant PSI reaction centers ', Biophysical Journal, vol. 85, no. 4, pp. 2547-2559 . https://doi.org/10.1016/S0006-3495(03)74677-3

Femtosecond excitation of the red edge of the chlorophyll a Q(Y) transition band in photosystem I (PSI), with light of wavelengthor = 700 nm, leads to wide transient (subpicosecond) absorbance changes: positive DeltaA between 635 and 665 nm, and four

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::7bcebb31a61cbd696cfc0ce8c0d637e2
https://doi.org/10.1016/s0006-3495(03)74677-3

Excitation Dynamics in Eukaryotic PS I from Chlamydomonas reinhardtii CC 2696 at 10 K. Direct Detection of the Reaction Center Exciton States

Autor: Krzysztof Gibasiewicz, Neal W. Woodbury, V. M. Ramesh, Su Lin, Andrew N. Webber

Publikováno v: The Journal of Physical Chemistry B. 106:6322-6330

Excitation energy transfer in PS I particles from the green alga Chlamydomonas reinhardtiiCC 2696 was studied at 10 K by femtosecond transient absorption spectroscopy. Five-nm wide excitation pulses at 670, 680, 695, and 700 nm were applied to select

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::bfb1500e1c33cfc9cbb06a900bbfa7d3
https://doi.org/10.1021/jp014608l