Engineering-Research-Activity2015｜SHINSHU UNIV.

47/75

Degradation and utilization of biomass！〜Improvement of enzyme by gene manipulation technique〜Wearetryingtofindusefulenzymesfrommicrobes,andutilizethemtodecomposebiomass.Biomassisarenewableresourceandisdegradedbymicrobialenzymesinnature.Thisdegradationisaveryefficientsystemthemicrobeshavedevelopedintheprocessofevolution.Inordertousethisforourtargetreaction,enzymesmustbeisolatedandtheirstabilityandactivitymustbeimproved.Wouldyouliketojoinourteamtoexploretheabilityofmicrobialenzymesanddevelopbiomassutilization?Thereareinfinitetypesofmicrobesandmostofthemareunidentified.Amongthem,theremaybeanavailableonewhichproducesusefulenzymesforhumanbeings.Inourlab,weusegenemanipulationtoincreaseenzymeproductivityandimproveenzymefunction.Enzymescatalyzethespecificreactionundermildconditions.Biomassandenzymeswillplayanincreasinglyimportantroleaswetrytoestablishasustainablechemicalprocess.Enzymeshavebeenusedinthefieldsofchemistry,medicine,food,agriculture,andfibers.Theexperimentaltechniquesthestudentslearninourlab.willbeusefulinthefieldsofchemistryandbiology.Inordertodomoreadvancedresearch,somestudentsgoontograduateschools.KouichiNozaki, Ph.D.Associate Prof.2005-Associ. Prof. Research fields: Biological chemistry and Genetic engineering of enzymes. The scientific research and its application of microbial enzymes.DNAextractiontouseforgenemanipulation(left),Isolationofmicrobeasepticallyincleanbench(right)AspergillusoryzaeproducingrecombinantenzymefrommushroomCelluloseinplantcellwallvisualizedbyfluorescentproteinNozaki LabChemistry& MaterialEngineeringIn the FutureAfter GraduationCreating inorganic materials: Ceramic materials chemistryYamaguchiLabVariousceramic,inorganicmaterialsareusedaroundus.TheYamaguchiLaboratoryisconductingresearchonthesynthesisandapplicationofvariousinorganicmaterialsincludingmicaandalumina.Atpresent,weareundertakingresearchonthesynthesisofnovelmicacrystalsandthecompositeshavingmicroporesintheinterlayerregionofmicacrystals.Wearealsoworkingontheprocessofaluminaceramicsusinganewsol-gelmethodwithaninorganicsaltsolution.Micasandaluminashavebeenstudiedandusedformanyyears,butresearcherstodayarefindingmethodsofsynthesizingmaterialswithnewcompositionsandalsofindingnewphenomena.Inourlaboratory,studentsintheirsenioryearandgraduatestudentsareconductingtheexperimentsfortheirindividualresearchthemes.TomohiroYamaguchiAssociateProfessorFields of research: Ceramics, Inorganic Materials Chemistry, Clay Science, etc.Swellablemica crystals having a hexagonal plate-like morphology synthesized by using NaClas a flux.Alumina gels containing a small amount of organic additive lead to the formation of fine alpha-alumina particles at lower temperatures.Manygraduatesfromourlaboratoryareworkingincompaniesrelatedtoceramicsandglassaswellasvariouschemicalmaterials.Theyarealsoactiveinvariousotherfields.Chemistry& MaterialEngineeringIn the FutureAfter Graduation45

※このページを正しく表示するにはFlashPlayer10.2以上が必要です