Original ResearchPublished 26 June 2026Bioconversion of ferulic acid and vanillylmandelic acid to 4-vinyl guaiacol and vanillin mediated by Oenococcus oeni: towards sustainable flavor productionEmmanouela Dermitzaki · Nikolaos Gkanatsios · Aikaterini Tzamourani · Manolis Vamvakias · Chaido Bardouki · Ourania Grigoriadou Zormpa · Vassilis G. Dourtoglou · Maria DimopoulouFrontiers in Industrial Microbiologydoi 10.3389/finmi.2026.1868633