Laboratory for Postharvest Science and Functional Properties of Fruits and VegetablesFruitsandvegetablescontainawiderangeofphytochemicalsandessentialmicronutrientsthatarethoughtto(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.Food Science and Biotechnology DivisionLaboratory of Chemistry for Functional BiomoleculesFood Science and Biotechnology DivisionYasunoriHAMAUZUProfessor,Ph.D.AyumiTSUTSUI Assistant professor Ph.D.Keywords:horticulture,bioactive compounds, postharvest utilizationKeywords:BioactivityChemical Biology, Organic synthesisFinding 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.Vegetables harvested from a symbiotic garden (Left). Chinese quince fruit jelly rich in phenolic antioxidants and pectin (Right) exhibiting gastroprotective activity.Quality assessment and determination of lycopene content of vine-ripened tomatoes stored under different conditions. Thereaction mixture was purified and analyzed. Reaction (Left), Analysis of data (Right)PhotoPhotoABCDBC9AC
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