{"id":6144,"date":"2024-08-06T05:09:46","date_gmt":"2024-08-06T05:09:46","guid":{"rendered":"https:\/\/longchangextracts.com\/?p=6144"},"modified":"2024-08-06T05:09:46","modified_gmt":"2024-08-06T05:09:46","slug":"yeast-microcapsules","status":"publish","type":"post","link":"https:\/\/longchangextracts.com\/da\/yeast-microcapsules\/","title":{"rendered":"Hvad er den aktuelle status for mikroindkapsling af g\u00e6r i f\u00f8devarer?"},"content":{"rendered":"<p><strong>Oversigt over g\u00e6r-mikrokapsler<\/strong><\/p>\n<p>Mikrokapsel henviser til en slags miniaturebeholder eller pakke med en v\u00e6g, som kan indkapsle faste stoffer, v\u00e6sker eller gasser og kan forbedre kernematerialets stabilitet, opl\u00f8selighed eller forarbejdningsevne. I 1970'erne opfandt nogle forskere teknologien med at bruge mikrobielle celler som det naturlige v\u00e6gmateriale til fremstilling af mikrokapsler.<\/p>\n<p>G\u00e6r er en meget almindelig mikroorganisme, der bruges i f\u00f8devarer, fra en lang r\u00e6kke kilder, dens celler er sf\u00e6riske eller ovale, i en spredt enkeltcelletilstand, st\u00f8rrelsen p\u00e5 et par mikrometer til 20 mikrometer i omr\u00e5det for den intakte cellev\u00e6g og cellemembranen har en vis grad af styrke og permeabilitet, s\u00e5 det er det ideelle mikrokapselv\u00e6gmateriale.<\/p>\n<p>Og g\u00e6rmikrokapsler beh\u00f8ver ikke at introducere andre kemiske reagenser i fremstillingsprocessen, der er ikke noget problem med organiske opl\u00f8sningsmiddelrester eller fjernelse, s\u00e5 det er meget velegnet til indlejrede f\u00f8devaretils\u00e6tningsstoffer.<\/p>\n<p><strong>G\u00e6r-mikrokapsler i f\u00f8devareapplikationer<\/strong><\/p>\n<p>P\u00e5 nuv\u00e6rende tidspunkt g\u00f8r g\u00e6rmikrokapsler p\u00e5 grund af deres gode egenskaber og den brede vifte af kilder deres anvendelse i f\u00f8devarer mere og mere udbredt, og f\u00f8lgende vil kort blive introduceret.<\/p>\n<p><strong>1. Anvendelse i olier og fedtstoffer<\/strong><br \/>\nSpiselige fedtstoffer og olier, krydderolier osv. er meget udbredte tils\u00e6tningsstoffer i f\u00f8devarer, is\u00e6r i smagsstoffer og konserveringsmidler, s\u00e5som krydderolie best\u00e5r for det meste af flygtige komponenter, ustabile i naturen og d\u00e5rlig opl\u00f8selighed, som kan laves til mikrokapsler for at forbedre dens stabilitet, opl\u00f8selighed og udvide dens anvendelse.<\/p>\n<p>For eksempel brugte Wang Jinyu et al. t\u00f8rbryggerg\u00e6r som v\u00e6gmateriale til at fremstille mikrokapsler med nellikeolie, optimerede valget af indlejringsbetingelser og opn\u00e5ede et mikrokapselprodukt med en indlejringshastighed p\u00e5 41,26%, og gennem den bakteriostatiske eksperimentelle forskning har g\u00e6rmikrokapslerne med nellikeolie en vis bakteriostatisk effekt med langsom frigivelse.<\/p>\n<p>G\u00e6rceller s\u00e5som \u00f8lg\u00e6r som v\u00e6gmateriale, fedtsyrer som kernemateriale til fremstilling af mikroindkapslede produkter, fedtsyrer kan v\u00e6lges blandt linolsyre, \u03b3-linolensyre, eicosapentaensyre (EPA), docosahexaensyre (DHA) osv. gennem mikroindkapsling kan forbedre dispersionen af fedtsyrer.<\/p>\n<p><strong>2. Anvendelse i farvning<\/strong><br \/>\nNaturlige pigmenter er naturlige i farve, sikre til forbrug og har visse ern\u00e6ringsm\u00e6ssige og sundhedsm\u00e6ssige virkninger, som foretr\u00e6kkes af mange f\u00f8devarevirksomheder. Imidlertid er mange pigmenter til olieopl\u00f8selige, og stabiliteten er d\u00e5rlig, is\u00e6r naturligt pigment til lys, varme, ilt, at syre og alkali er meget f\u00f8lsom, let at for\u00e5rsage falmning eller misfarvning, gennem mikroindkapsling kan forbedre pigmentets opl\u00f8selighed og stabilitet.<\/p>\n<p>Moden gardeniafrugt indeholder rigt gardeniagult pigment, gardeniagult pigment i safranin og safransyre til protein, stivelsesindhold rigt materiale har god farveevne og har en vis n\u00e6ringsv\u00e6rdi og sundhedsfunktion.<\/p>\n<p>Vedtagelse af g\u00e6rceller som v\u00e6gmateriale til indlejring af gardenia-gult pigment kan f\u00e5 mikrokapselproduktet med indlejringshastighed p\u00e5 40 \uff5e 70%. Denne teknologi kan forbedre stabiliteten af gardenia gul pigment, st\u00e6rk farvning til protein og s\u00e5 videre, kan kontrollere frigivelsen af pigment, g\u00f8re det ensartet farvning. Lutein er uopl\u00f8seligt i vand, let opl\u00f8seligt i olie, ustabilt, meget let at oxidere, opvarmning, lys og s\u00e5 videre f\u00e5r det til at oxidere og miste aktivitet.<\/p>\n<p>G\u00e6rceller som v\u00e6gmateriale til luteinmikroindkapsling kan opn\u00e5s 60% ~ 85% indlejringshastighed for luteinmikroindkapslingsprodukter, kan realisere den langsomme frigivelse af lutein.<\/p>\n<p><strong>3. Anvendelse i ern\u00e6ringsm\u00e6ssige tils\u00e6tningsstoffer<\/strong><br \/>\nDe n\u00e6ringsstoffer, der bruges til mikroindkapsling, kan spille en rolle i at forbedre stabiliteten, kontrollere frigivelsens rolle, s\u00e5som planteekstrakter, flavonoider, polyfenoler og andre stoffer, efter at mikroindkapsling kan udvide sin anvendelse i f\u00f8devareindustrien.<\/p>\n<p>Den biologiske aktivitet af okraflavonoider er ikke stabil, og brugen af g\u00e6rceller som v\u00e6gmateriale og indlejringsbehandling kan forbedre den biologiske stabilitet. Figenkaktusfrugter er rige p\u00e5 C-vitamin, men deres anvendelse er begr\u00e6nset af deres ustabile natur.<\/p>\n<p>Med permeable g\u00e6rceller som v\u00e6gmateriale i mikrokapsler og figenkaktusjuice som kernemateriale blev de begge indlejret ved h\u00f8jfrekvent kontakt, og derefter blev valleprotein brugt til at indkapsle det ydre lag, s\u00e5 der kunne fremstilles figenkaktus-VC-mikrokapsler, som er rige p\u00e5 VC og polyfenoler og andre aktive ingredienser, stabile i naturen og med god langsom frig\u00f8relsesydelse.<\/p>\n<p>G\u00e6rceller fra en lang r\u00e6kke kilder, sikre til forbrug, en god kilde til v\u00e6gmaterialer, den nuv\u00e6rende forskning i g\u00e6rmikrogeler \u00f8ges ogs\u00e5 gradvist, anvendelsen i f\u00f8devarer vil blive mere og mere omfattende, udviklingen af mere rigelige g\u00e6rmikrokapselprodukter, forbedring af kvaliteten af g\u00e6rmikrokapsler vil ogs\u00e5 v\u00e6re fokus for fremtidig forskning.<br \/>\nReferencer: Liu Ziqin, Anvendelse af g\u00e6rmikrokapsler i f\u00f8devarer.<\/p>","protected":false},"excerpt":{"rendered":"<p>Yeast Microcapsules Overview Microcapsule refers to a kind of miniature container or package with a wall, which can encapsulate solids, liquids or gases, and can improve the stability, solubility or processing performance of the core material.In the 1970s, some researchers invented the technology of using microbial cells as the natural wall material for the preparation [&hellip;]<\/p>","protected":false},"author":4,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[46],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>What is the current status of yeast microencapsulation in food applications? 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