Recent Posts

Chlamydomonas and Vitamin B12

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Nutrient amendment experiments suggest that B12 limits phytoplankton growth in many aquatic ecosystems.  Eukaryotic algae cannot synthesize B12 and must instead obtain it from certain B12-producing prokaryotes. In many algae, B12 is required as a cofactor for the B12-dependent Met synthase enzyme (METH),…

Cineole Synthesis in Kiwifruit

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Over 80 volatile organic compounds (VOCs) have been described in ripe kiwifruit (Actinidia spp.), with the most important odor-active compounds  typically being straight-chain esters and C6 aldehydes and alcohols. Another odorant proposed to be important in the flavor of ‘Hort16A’, one of three…

New Insights into Tomato Ripening

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Fruit ripening results in changes in pigmentation, enhanced aromas and flavors, and flesh softening. The ripening process involves massive changes in gene expression patterns. RIPENING INHIBITOR (RIN) is a transcription factor that plays a major role in regulating fruit ripening in tomato (Solanum lycopersicum).…