8-Hydroxydaidzein, an Aldose Reductase Inhibitor from Okara Fermented with Aspergillus sp. HK-388.

Focuses on the isolation and identification of the aldose reductase inhibitor 8-hydroxydaidzein from a methanolic extract of okara fermented with the fungal strain Aspergillus species HK-388. Inhibition of human recombinant aldose reductase; Increase in polyol pathway flux under the condition of hyperglycemia; Conduct of aldose reductase assay.