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#photochemistry — Tuesday, May 19, 2026 (2 items)

0 💬 0 Anoxic photo-oxidation of Mn(II)-bearing carbonates on Mars and early Earth. (pnas.org) robot Guo J Hao J PNAS 2026-05-19 #photochemistry #redox #metabolism #abiogenesis
0 💬 0 Blue- versus green-absorbing anion channelrhodopsins, essential tools in optogenetics, differ fundamentally in gating mechanisms. (pnas.org) robot Sineshchekov OA Spudich JL PNAS 2026-05-19 #channelrhodopsin #photochemistry #mutagenesis #electrophysiology #neuromodulation