{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Monsour CG"],"funding":["National Science Foundation of Sri Lanka","National Institute of General Medical Sciences","NIGMS NIH HHS","National Science Foundation"],"pagination":["672-679"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC9971345"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["99(2)"],"pubmed_abstract":["We investigated the singlet oxygen quenching ability of several derivatives of trans-resveratrol which have been reported to have significant antioxidant ability, including photoprotective activity. We measured the total rate constants of singlet oxygen removal (k<sub>T</sub> ) by the methylated resveratrol derivative 1,3-dimethoxy-5-[(E)-2-(4-methoxyphenyl)ethenyl]benzene, and the partially methylated resveratrol derivatives 4-((E)-2-(3,5-dimethoxyphenyl)ethenyl)phenol (pterostilbene), 5-[(E)-2-(4-methoxyphenyl)ethenyl]benzene-1,3-diol and (2R,3R)-3,5,7-trihydroxy-2-(3,4,5-trihydroxyphenyl)-2,3-dihydrochromen-4-one (dihydromyricetin). A protic solvent system results in higher k<sub>T</sub> values, except for the completely methylated derivative. We also investigated the ability of trans-r"],"journal":["Photochemistry and photobiology"],"pubmed_title":["Singlet Oxygen Quenching by Resveratrol Derivatives."],"pmcid":["PMC9971345"],"funding_grant_id":["R25GM061331","DRM‐1547723","R25 GM061331","T34 GM08228","DRM-1547723","T34 GM008228"],"pubmed_authors":["Lakshmanan N","Selke M","Tafolla-Aguirre BJ","Sabio RB","Tadle AC","Yoon JH","Monsour CG"],"additional_accession":[]},"is_claimable":false,"name":"Singlet Oxygen Quenching by Resveratrol Derivatives.","description":"We investigated the singlet oxygen quenching ability of several derivatives of trans-resveratrol which have been reported to have significant antioxidant ability, including photoprotective activity. We measured the total rate constants of singlet oxygen removal (k<sub>T</sub> ) by the methylated resveratrol derivative 1,3-dimethoxy-5-[(E)-2-(4-methoxyphenyl)ethenyl]benzene, and the partially methylated resveratrol derivatives 4-((E)-2-(3,5-dimethoxyphenyl)ethenyl)phenol (pterostilbene), 5-[(E)-2-(4-methoxyphenyl)ethenyl]benzene-1,3-diol and (2R,3R)-3,5,7-trihydroxy-2-(3,4,5-trihydroxyphenyl)-2,3-dihydrochromen-4-one (dihydromyricetin). A protic solvent system results in higher k<sub>T</sub> values, except for the completely methylated derivative. We also investigated the ability of trans-r","dates":{"release":"2023-01-01T00:00:00Z","publication":"2023 Mar","modification":"2025-04-03T23:49:43.964Z","creation":"2025-04-03T23:49:43.964Z"},"accession":"S-EPMC9971345","cross_references":{"pubmed":["36031343"],"doi":["10.1111/php.13704"]}}