α-Glucosidase inhibitors and phytotoxins from Streptomyces xanthophaeus

α-Glucosidase inhibitors and phytotoxins from <i>Streptomyces xanthophaeus</i> Xanthone Glycoside Constituents of <i>Swertia kouitchensis</i> with α-Glucosidase Inhibitory Activity Xanthones from Cudrania Tricuspidata displaying potent α-glucosidase inhibition Gabosines P and Q, new carbasugars from Streptomyces sp. and their α-glucosidase inhibitory activity α-Glucosidase Inhibitory Isomeric Corniculatolides from the Stems of the Indian Mangrove Plant, <i>Xylocarpus granatum</i> Novel .ALPHA.-Glucosidase Inhibitors, CKD-711 and CKD-711a Produced by Streptomyces sp. CK-4416. I. Taxonomy, Fermentation and Isolation. Secondary Metabolites with α-Glucosidase Inhibitory Activity from the Mangrove Fungus Mycosphaerella sp. SYSU-DZG01 Yeast Glycogen Synthase Kinase-3β Pathway Inhibitors from an Organic Extract of <i>Streptomyces</i> sp. Yeast Glycogen Synthase Kinase-3β Pathway Inhibitors from an Organic Extract of <i>Streptomyces</i> sp. Depside α-Glucosidase Inhibitors from a Culture of the Mushroom Stereum hirsutum