CVegetables harvested from a symbiotic garden (Left). Chinese quince fruit jelly rich in phenolic antioxidants and pectin (Right) exhibiting gastroprotective activity.10PhotoPhotoABDBCACKeywords:horticulture,bioactive compounds, postharvest utilizationKeywords:BioactivityChemical Biology, Organic synthesisFruitsandvegetablescontainawiderangeofphytochemicalsandessentialmicronutrientsthatarethoughtto(atleastpartly)promotegoodhealth.Postharvestfactorssuchasstorageandprocessingconditionscanchangethesefunctionalcompoundsandtheproperties.Ourpurposesaretoevaluatefruitsandvegetableswiththeirquality&healthrelatedcompounds,andtofindappropriatemethodstoenhancetheirqualityincludinghealth-beneficialcompounds.Studyonchangesinextractableandnon-extractablepolyphenolsiscurrentlyinprogress.Ourgroupcollaboratewithprof.Fujita’sgroup.Toincreasebioactivities,wedesignandsynthesizeanalogsofbioactivenaturalproductswhichwasfoundbyhisgroup.Ourresearchfieldareanti-cancer,inhibitionofAβfibllization,mechanismofoxidativestresstogivecells,andsoon.Ourresearchmethodsareorganicsynthesis,instrumentalanalysis(NMR,MSandHPLC)andcell-basedassay(Cytotoxicity.WesternblotandFluorescenceanalysisetc.).Inourlaboratory,studentspracticepresentationfortheirworksandalsohaveNMRorjournalstudymeeting.Finding out processing conditions enable to optimize functional components and the properties of medicinal fruits and vegetables. [Current materials: Chinese quince and quince fruits, table beet]Evaluation the utility of fruits & vegetables and their components. [Current materials: quince seeds, dried persimmon, fiber fraction containing non-extractable polyphenols]Quality assessment of products harvested from a symbiotic garden (small-scale vegetable garden using organic-or natural-farming method)1. Effects to cells by AGEs which produced by polyamines and carbohydrates.2. Anti-breast cancer activity of anacardic acids analogs.Thereaction mixture was purified and analyzed. Reaction (Left), Analysis of data (Right)Quality assessment and determination of lycopene content of vine-ripened tomatoes stored under different conditions. YasunoriHAMAUZUProfessor,Ph.D.AyumiTSUTSUI Assistant professor Ph.D.Laboratory for Postharvest Science and Functional Properties of Fruits and VegetablesFood Science and Biotechnology DivisionLaboratory of Chemistry for Functional BiomoleculesFood Science and Biotechnology Division
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