{"id":9290,"date":"2024-08-23T09:12:05","date_gmt":"2024-08-23T09:12:05","guid":{"rendered":"https:\/\/longchangextracts.com\/?p=9290"},"modified":"2024-08-23T09:12:05","modified_gmt":"2024-08-23T09:12:05","slug":"amylum-c6h10o5-2","status":"publish","type":"post","link":"https:\/\/longchangextracts.com\/tr\/amylum-c6h10o5-2\/","title":{"rendered":"Ni\u015fasta ya\u015flanmas\u0131n\u0131 (yeniden b\u00fcy\u00fcmesini) \u00f6nlemek i\u00e7in d\u00fczenleyici y\u00f6ntemler nelerdir?"},"content":{"rendered":"<p>G\u0131dan\u0131n \u00f6nemli bir bile\u015feni olan ni\u015fasta, insan v\u00fccuduna temel enerji sa\u011flamakla kalmaz, ayn\u0131 zamanda ni\u015fastal\u0131 g\u0131dalar\u0131n dokusu, a\u011f\u0131zda b\u0131rakt\u0131\u011f\u0131 his ve kabul edilebilirli\u011fi gibi kalite \u00f6zelliklerini de etkiler. Ni\u015fastal\u0131 g\u0131dalar\u0131n \u00e7o\u011fu, ni\u015fastan\u0131n suyu emmesi ve belirli bir viskoziteye sahip bir macun sistemi olu\u015fturmak \u00fczere geni\u015flemesiyle sonu\u00e7lanan bir t\u00fcr i\u015fleme veya pi\u015firme i\u015fleminden ge\u00e7er, ancak so\u011futma ve depolama s\u0131ras\u0131nda ni\u015fasta molek\u00fclleri, ni\u015fasta ya\u015flanmas\u0131 veya yeniden b\u00fcy\u00fcmesi olarak bilinen bir fenomen olan d\u00fczenli ve kararl\u0131 bir jel yap\u0131s\u0131 olu\u015fturmak i\u00e7in uzamsal konformasyonlar\u0131nda yeniden d\u00fczenlemeye u\u011frar.<\/p>\n<p>Ni\u015fasta ya\u015flanmas\u0131 genellikle ni\u015fastal\u0131 g\u0131dalar\u0131n raf \u00f6mr\u00fcn\u00fc k\u0131saltan ve t\u00fcketiciler taraf\u0131ndan kabul edilebilirli\u011fini azaltan dokunun bozulmas\u0131, \u015feffafl\u0131\u011f\u0131n azalmas\u0131, tat p\u00fcr\u00fczl\u00fcl\u00fc\u011f\u00fc gibi ni\u015fastal\u0131 g\u0131da kalitesinin bozulmas\u0131na yol a\u00e7ar. \u00d6rne\u011fin, buharda pi\u015firilmi\u015f \u00e7\u00f6rekler, ekmekler ve hamur i\u015flerinde, y\u00fcksek ni\u015fasta i\u00e7eri\u011fi nedeniyle, depolama s\u00fcresinin uzamas\u0131yla birlikte, yumu\u015faktan serte, gev\u015fek organizasyona ve lezzet kayb\u0131na d\u00f6n\u00fc\u015feceklerdir.<\/p>\n<p>Bununla birlikte, ni\u015fastan\u0131n ya\u015flanma davran\u0131\u015f\u0131, ni\u015fastan\u0131n ya\u015flanmas\u0131n\u0131n \u00fcr\u00fcn\u00fcn yap\u0131sal ve duyusal \u00f6zelliklerini de\u011fi\u015ftirebildi\u011fi ve diren\u00e7li ni\u015fasta olu\u015fumuna yol a\u00e7abildi\u011fi kahvalt\u0131l\u0131k tah\u0131llar ve kurutulmu\u015f patates p\u00fcresi \u00fcretimi gibi baz\u0131 i\u015fleme uygulamalar\u0131nda da istenmektedir. Bu ba\u011flamda, ni\u015fastan\u0131n ya\u015flanma derecesinin rasyonel bir \u015fekilde nas\u0131l d\u00fczenlenece\u011fi ve sistemin ya\u015flanma \u00f6zelliklerinin nas\u0131l incelenece\u011fi, hem ni\u015fastal\u0131 g\u0131dalar\u0131n i\u015flenmesi hem de yeme kalitesinin iyile\u015ftirilmesi a\u00e7\u0131s\u0131ndan \u00f6nemlidir.<\/p>\n<p><strong>Ni\u015fasta ya\u015flanmas\u0131n\u0131n k\u0131sa tan\u0131m\u0131 ve mekanizmas\u0131<\/strong><\/p>\n<p>Ni\u015fasta ya\u015flanmas\u0131, k\u0131smen veya tamamen yap\u0131\u015ft\u0131r\u0131lm\u0131\u015f ni\u015fasta molek\u00fcllerinin kademeli olarak y\u00fcksek enerjili d\u00fczensiz durumdan d\u00fc\u015f\u00fck enerjili d\u00fczenli duruma d\u00f6n\u00fc\u015ft\u00fc\u011f\u00fc, yani ni\u015fasta molek\u00fcler zincirlerinin molek\u00fcl i\u00e7i veya molek\u00fcller aras\u0131 hidrojen ba\u011f\u0131 yoluyla birle\u015ftirildi\u011fi, hizaland\u0131\u011f\u0131 ve k\u00fcmelendi\u011fi, k\u00fcmelenmi\u015f yap\u0131lar\u0131n d\u00fczenli bir d\u00fczenlemesini olu\u015fturdu\u011fu termodinamik bir denge s\u00fcrecidir.<\/p>\n<p>Ni\u015fastan\u0131n ya\u015flanma s\u00fcreci k\u0131sa s\u00fcreli ya\u015flanma ve uzun s\u00fcreli ya\u015flanma olarak ikiye ayr\u0131labilir. Bunlar aras\u0131nda, k\u0131sa s\u00fcreli ya\u015flanma, d\u00fcz zincirli ni\u015fasta molek\u00fcllerinin s\u0131z\u0131nt\u0131s\u0131n\u0131n \u00fc\u00e7 boyutlu bir a\u011f yap\u0131s\u0131 olu\u015fturmak i\u00e7in y\u00f6nl\u00fc g\u00f6\u00e7e maruz kald\u0131\u011f\u0131 ni\u015fasta yap\u0131\u015ft\u0131rmadan sonraki ilk a\u015famada meydana gelir; \u00d6te yandan, uzun s\u00fcreli ya\u015flanma, esas olarak dall\u0131 zincirli ni\u015fastan\u0131n polimerizasyon s\u0131ras\u0131nda g\u00fc\u00e7l\u00fc inhibisyona maruz kalan y\u00fcksek dall\u0131 bir yap\u0131ya sahip olmas\u0131 ve ya\u015flanma s\u00fcrecinin daha yava\u015f olmas\u0131 nedeniyle genellikle birka\u00e7 haftadan fazla s\u00fcrer. Uzun s\u00fcreli ya\u015flanma, t\u00fcm ni\u015fasta ya\u015flanma s\u00fcrecinde \u00f6nemli bir rol oynar ve ni\u015fasta sistemlerindeki kalite de\u011fi\u015fikliklerinin ana nedenidir.<\/p>\n<p>Mumsu olmayan ni\u015fastalar i\u00e7in ya\u015fland\u0131rma, ni\u015fasta hamurunun \u00fc\u00e7 boyutlu a\u011f yap\u0131s\u0131na sahip sert bir jele d\u00f6n\u00fc\u015fmesine yol a\u00e7arken, mumsu ni\u015fastalar i\u00e7in ya\u015fland\u0131rma, agregatlar i\u00e7eren ancak \u00fc\u00e7 boyutlu a\u011f yap\u0131s\u0131 olmayan yumu\u015fak bir jel olu\u015fumuna yol a\u00e7ar.<\/p>\n<p>Genellikle, ni\u015fasta jellerinin mukavemeti d\u00fcz zincirli ni\u015fasta i\u00e7eri\u011fi ile ilgilidir. D\u00fcz zincirli ni\u015fastan\u0131n a\u011f yap\u0131s\u0131 ni\u015fasta jellerine esneklik ve deformasyona kar\u015f\u0131 dayan\u0131kl\u0131l\u0131k sa\u011flarken, sadece agregat i\u00e7eren yumu\u015fak jeller daha iyi ge\u00e7irgenlik, daha g\u00fc\u00e7l\u00fc viskozite ve kohezyon g\u00f6sterir. D\u00fcz zincirli ni\u015fasta molek\u00fclleri aras\u0131ndaki hidrojen ba\u011flar\u0131n\u0131n kullan\u0131labilirli\u011finin azalmas\u0131, yumu\u015fak jellerdeki uzun menzilli etkile\u015fimleri bozarak daha az yap\u0131\u015fkan bir a\u011f yap\u0131s\u0131na yol a\u00e7ar.<\/p>\n<p>Ni\u015fasta ya\u015flanmas\u0131, ba\u015flang\u0131\u00e7ta d\u00fcz zincirli ni\u015fasta molek\u00fcllerinin h\u0131zl\u0131 yeniden kristalle\u015fmesini ve ard\u0131ndan dall\u0131 zincirli ni\u015fasta molek\u00fcllerinin yava\u015f yeniden kristalle\u015fmesini i\u00e7eren s\u00fcrekli bir s\u00fcre\u00e7tir. D\u00fcz zincirli ni\u015fastalar\u0131n ya\u015flanmas\u0131, ni\u015fasta jelinin ba\u015flang\u0131\u00e7taki sertli\u011finin yan\u0131 s\u0131ra ni\u015fastal\u0131 g\u0131dalar\u0131n viskozitesini ve sindirilebilirli\u011fini belirler. Ekmek ve keklerin ya\u015flanmas\u0131, depolama s\u00fcresi ve ni\u015fasta kristalitesi ile ilgilidir ve esas olarak dall\u0131 zincirli ni\u015fastalar\u0131n ya\u015flanmas\u0131ndan kaynaklan\u0131r.<\/p>\n<p><strong>Katk\u0131 maddeleri ve ni\u015fasta ya\u015flanma kar\u015f\u0131t\u0131 d\u00fczenleme<\/strong><\/p>\n<p>Depolama s\u0131ras\u0131nda ni\u015fasta i\u00e7eren g\u0131dalar\u0131n ya\u015flanmas\u0131 ka\u00e7\u0131n\u0131lmazd\u0131r, \u015fu anda d\u00fcnya g\u0131da ya\u015flanmas\u0131 sorununu tamamen \u00e7\u00f6zmemi\u015ftir ve ya\u015flanma tamamen engellenemez, ancak etkili teknik \u00f6nlemlerle geciktirilebilir. Ni\u015fastan\u0131n ya\u015flanma mekanizmas\u0131na ve bunu etkileyen fakt\u00f6rlere g\u00f6re, ya\u015flanmay\u0131 yava\u015flatmak i\u00e7in a\u015fa\u011f\u0131daki ilgili kontrol teknolojisi kullan\u0131labilir.<\/p>\n<p><strong>I. Enzim haz\u0131rlama ekleyin<\/strong><br \/>\nAmilaz ve proteaz ni\u015fastal\u0131 g\u0131dalarda yayg\u0131n olarak kullan\u0131l\u0131r ve amilaz \u03b1-amilaz, \u03b2-amilaz, fungal amilaz ve benzeri olarak ayr\u0131l\u0131r. Bunlar aras\u0131nda en iyi ya\u015flanma kar\u015f\u0131t\u0131 etki \u03b1-amilazd\u0131r. Pi\u015firme s\u0131ras\u0131nda d\u00fc\u015f\u00fck molek\u00fcler a\u011f\u0131rl\u0131kl\u0131 dekstrin \u00fcretmesi nedeniyle \u03b1-amilaz, dall\u0131 zincirli ni\u015fastan\u0131n ya\u015flanma s\u00fcrecine m\u00fcdahale ederek ni\u015fastan\u0131n uzun s\u00fcreli ya\u015flanmas\u0131n\u0131 engeller. Bununla birlikte, a\u015f\u0131r\u0131 miktarda \u03b1-amilaz ni\u015fastal\u0131 g\u0131dalar\u0131 yap\u0131\u015fkan hale getirebilir, dokuyu etkileyebilir ve yap\u0131y\u0131 \u00e7\u00f6kertebilir.<\/p>\n<p>Palacios ve arkada\u015flar\u0131 pirince \u03b1-amilaz uygulam\u0131\u015f, bu da dallanm\u0131\u015f ni\u015fastan\u0131n k\u0131sa yan zincirinin artmas\u0131 nedeniyle pirincin ya\u015flanmas\u0131n\u0131 engellemi\u015ftir. Chen Qiuping ve arkada\u015flar\u0131 buharda pi\u015firilmi\u015f \u00e7\u00f6reklere uygun miktarda bakteriyel \u03b1-amilaz eklemi\u015f, bu da sadece buharda pi\u015firilmi\u015f \u00e7\u00f6reklerin duyusal kalitesini iyile\u015ftirmekle kalmam\u0131\u015f, ayn\u0131 zamanda depolama s\u0131ras\u0131nda buharda pi\u015firilmi\u015f \u00e7\u00f6reklerin ya\u015flanma olgusunu da engellemi\u015ftir.Dang ve arkada\u015flar\u0131 Rami yapraklar\u0131ndan ekstrakte ettikleri \u03b2-amilaz\u0131n da amiloz g\u0131dalar \u00fczerinde ya\u015flanmay\u0131 geciktirici bir etkisi olmu\u015ftur.<\/p>\n<p>G4 amilaz, ni\u015fasta dall\u0131 zincirini k\u0131sa kesebilen ve tetrasakkarit \u00fcretebilen, b\u00f6ylece dall\u0131 ni\u015fasta yan zincirinin uzunlu\u011funu azaltan yeni bir amilaz t\u00fcr\u00fcd\u00fcr. Kina ve arkada\u015flar\u0131 bu\u011fday ni\u015fastas\u0131n\u0131 G4 amilaz ile muamele etmi\u015f ve \u00f6nemli bir ya\u015flanma kar\u015f\u0131t\u0131 etki bulmu\u015flard\u0131r. Ek olarak, enzimi gl\u00fcten veya gl\u00fcten proteinini vb. ayr\u0131\u015ft\u0131rmak i\u00e7in de kullanabilirsiniz, ayr\u0131\u015fma \u00fcr\u00fcn\u00fc ni\u015fastal\u0131 yiyeceklere eklenecektir, ayr\u0131ca iyi bir ya\u015flanma kar\u015f\u0131t\u0131 etki de oynayabilir.<\/p>\n<p><strong>Em\u00fclgat\u00f6r ekleyin<\/strong><br \/>\nG\u0131dalara em\u00fclgat\u00f6r eklemek sadece ni\u015fastan\u0131n ya\u015flanmas\u0131n\u0131 geciktirmekle kalmaz, ayn\u0131 zamanda tazeli\u011fin korunmas\u0131nda da rol oynar. D\u00fcz zincirli ni\u015fasta molek\u00fcllerinin hamurundan sonra \u00e7ift sarmal yap\u0131 vard\u0131, \u015fu anda i\u00e7 k\u0131sm\u0131 hidrofobiktir, em\u00fclgat\u00f6r\u00fcn hidrofobik gruplar\u0131 i\u00e7 k\u0131sm\u0131na, \u00e7\u00f6z\u00fcnmeyen inkl\u00fczyon kompleksinin olu\u015fumu, d\u00fcz zincirli ni\u015fastan\u0131n yeniden kristalle\u015fmesini inhibe ederek dolayl\u0131 olarak inhibe edilebilir dall\u0131 zincirli ni\u015fasta yeniden kristalle\u015fmesi ve b\u00f6ylece ya\u015flanma kar\u015f\u0131t\u0131 etkide rol oynar.<\/p>\n<p>Em\u00fclgat\u00f6rler ayr\u0131ca g\u0131dadaki su da\u011f\u0131l\u0131m\u0131n\u0131 do\u011frudan etkileyerek ya\u015flanmay\u0131 geciktirebilir. Prakaywatchara ve arkada\u015flar\u0131 glutensiz g\u0131daya d\u00f6rt em\u00fclgat\u00f6r eklemi\u015f, bunlar\u0131n hepsi ni\u015fasta ya\u015flanmas\u0131n\u0131 engellemi\u015f ve en d\u00fc\u015f\u00fck ya\u015flanma entalpisi 1% gliserol monoester ve gliserol i\u00e7eren \u00f6rneklerde bulunmu\u015ftur.<\/p>\n<p>Fadda ve arkada\u015flar\u0131, em\u00fclgat\u00f6rlerin hamurun su emme ve kabarma kabiliyetini azaltarak, proteinlere daha fazla su aktar\u0131lmas\u0131n\u0131 sa\u011flayarak ve hamuru kabar\u0131k ve yumu\u015fak hale getirerek ni\u015fastan\u0131n ya\u015flanmas\u0131n\u0131 dolayl\u0131 olarak engelledi\u011fi sonucuna varm\u0131\u015ft\u0131r.<\/p>\n<p>Yu ve arkada\u015flar\u0131 bu\u011fday ni\u015fastas\u0131na stearik asit ve sodyum aljinat eklemi\u015f, bu da ilk yap\u0131\u015ft\u0131rma s\u0131cakl\u0131\u011f\u0131n\u0131 art\u0131rm\u0131\u015f ve ni\u015fastan\u0131n ya\u015flanmas\u0131n\u0131 etkili bir \u015fekilde engellemi\u015ftir.<\/p>\n<p>Li Lihua ve arkada\u015flar\u0131, iki em\u00fclgat\u00f6r\u00fcn, sodyum stearoil laktat ve \u03b2-siklodekstrinin, taze \u0131slak eri\u015ftenin ya\u015flanmas\u0131n\u0131 \u00f6nleme \u00fczerindeki etkilerini ara\u015ft\u0131rm\u0131\u015f ve d\u00fcz zincirli ni\u015fasta-em\u00fclgat\u00f6r-lipit kompleksinin taze \u0131slak eri\u015ftenin ya\u015flanmas\u0131n\u0131 \u00f6nledi\u011fi sonucuna varm\u0131\u015ft\u0131r.<\/p>\n<p><strong>Hidrokolloid ekleyin<\/strong><br \/>\nHidrokolloidler \u00e7o\u011funlukla suda \u00e7\u00f6z\u00fcnebilen do\u011fal polisakkarit makromolek\u00fcller ve bunlar\u0131n t\u00fcrevleridir ve belirli ko\u015fullar alt\u0131nda tamamen hidratland\u0131klar\u0131nda viskoz \u00e7\u00f6zeltiler veya jeller olu\u015fturabilirler ve bu \u00f6zellik onlar\u0131n g\u0131da maddelerinde doku iyile\u015ftirme ve su kontrol\u00fc gibi \u00f6zel bir rol oynamalar\u0131n\u0131 sa\u011flar. Yayg\u0131n g\u0131da hidrokolloidleri aras\u0131nda guar sak\u0131z\u0131, ksantan sak\u0131z\u0131, karragenan vb. bulunur.<\/p>\n<p>Genel olarak, hidrokolloidler k\u0131sa vadeli ya\u015flanmay\u0131 te\u015fvik eder ve esas olarak d\u00fcz zincirli ni\u015fasta-d\u00fcz zincirli ni\u015fasta ve dall\u0131 zincirli ni\u015fasta-dall\u0131 zincirli ni\u015fasta aras\u0131ndaki etkile\u015fimleri etkileyerek uzun vadeli ya\u015flanmay\u0131 geciktirir ve hidrokolloidler taraf\u0131ndan ni\u015fasta ya\u015flanmas\u0131n\u0131n engellenmesi b\u00fcy\u00fck \u00f6l\u00e7\u00fcde hidrokolloid konsantrasyonunun boyutuna ba\u011fl\u0131d\u0131r.<\/p>\n<p>He Chengyun ve arkada\u015flar\u0131, ksantan sak\u0131z\u0131, sodyum aljinat ve karragenan\u0131n buharda pi\u015firilmi\u015f ekmek \u00fczerindeki ya\u015flanma kar\u015f\u0131t\u0131 etkilerini ara\u015ft\u0131rm\u0131\u015f ve ortogonal deney ile optimum bile\u015fik oran\u0131 elde edilmi\u015ftir.<\/p>\n<p>Ai ve arkada\u015flar\u0131, pirin\u00e7 keklerine enzim, em\u00fclgat\u00f6r ve hidrokolloid olmak \u00fczere \u00fc\u00e7 t\u00fcr katk\u0131 maddesi eklemi\u015f ve kar\u015f\u0131la\u015ft\u0131rma, sodyum aljinat\u0131n depolama s\u0131ras\u0131nda pirin\u00e7 keklerinin sertle\u015fme oran\u0131n\u0131 \u00f6nemli \u00f6l\u00e7\u00fcde azaltan tek katk\u0131 maddesi oldu\u011funu ortaya koymu\u015ftur.<\/p>\n<p>Liu Haiyan ve arkada\u015flar\u0131, orta d\u00fczeyde kolloid ilavesinin ekme\u011fin spesifik hacmini \u00f6nemli \u00f6l\u00e7\u00fcde art\u0131rabilece\u011fi, ekme\u011fin tekst\u00fcrel \u00f6zelliklerini iyile\u015ftirebilece\u011fi ve ekme\u011fin ya\u015flanmas\u0131n\u0131 etkili bir \u015fekilde \u00f6nleyebilece\u011fi sonucuna varm\u0131\u015ft\u0131r. Bununla birlikte, hidrofilik kolloidlerin ni\u015fasta ya\u015flanmas\u0131 \u00fczerindeki etkisi hakk\u0131nda genel bir sonu\u00e7 \u00e7\u0131kar\u0131lmam\u0131\u015ft\u0131r.<\/p>\n<p><strong>D\u00f6rd\u00fcnc\u00fc olarak, modifiye ni\u015fasta ekleyin<\/strong><br \/>\nFarkl\u0131 modifiye ni\u015fasta t\u00fcrleri tah\u0131l \u00fcr\u00fcnlerinin kalitesinde farkl\u0131 roller oynar ve uygun miktarda modifiye ni\u015fasta ya\u015flanmay\u0131 geciktirebilir ve \u00fcr\u00fcn kalitesini art\u0131rabilir. Baz\u0131 modifiye ni\u015fastalar genellikle asetat, hidroksipropil vb. gibi modifiye hidrofilik gruplara eklenir. Bu hidrofilik gruplar sistemdeki su ak\u0131\u015f\u0131n\u0131 ve eks\u00fcdasyonu kontrol edebilir; ayn\u0131 zamanda ni\u015fasta molek\u00fclleri aras\u0131ndaki hidrojen ba\u011f\u0131n\u0131n dehidrasyonunu ve yo\u011funla\u015fmas\u0131n\u0131 da engelleyerek ya\u015flanmay\u0131 geciktirebilir.<\/p>\n<p>Buna ek olarak, baz\u0131 modifiye ni\u015fastalar (\u00f6rne\u011fin patates modifiye ni\u015fastas\u0131) iyi su tutma, b\u00fcy\u00fck \u015fi\u015fme kapasitesi, iyi d\u00fc\u015f\u00fck s\u0131cakl\u0131k kararl\u0131l\u0131\u011f\u0131 ve hafif tat gibi iyi i\u015fleme \u00f6zelliklerine sahiptir, bu da sadece tah\u0131l \u00fcr\u00fcnlerinin ya\u015flanmas\u0131n\u0131 geciktirmekle kalmaz, ayn\u0131 zamanda kalitelerini de art\u0131r\u0131r.<\/p>\n<p>Xie Shaomei ve arkada\u015flar\u0131, \u00f6nceden jelatinle\u015ftirilmi\u015f patates modifiye ni\u015fastas\u0131n\u0131n ekmek kalitesini art\u0131rabilece\u011fini ve ilavesinin artmas\u0131yla ya\u015flanma kar\u015f\u0131t\u0131 etkinin artma ve ard\u0131ndan azalma e\u011filimi g\u00f6sterdi\u011fini, ancak e\u011filimin nedeninin ara\u015ft\u0131r\u0131lmad\u0131\u011f\u0131n\u0131 bulmu\u015flard\u0131r.<\/p>\n<p>Huang Li ve arkada\u015flar\u0131 hidroksipropil di-ni\u015fasta fosfat\u0131n (HPDSP) taze ve \u0131slak haz\u0131r pirin\u00e7 eri\u015ftesinin uzun s\u00fcreli ya\u015flanma \u00f6zellikleri \u00fczerindeki etkisini incelemi\u015f ve 15% HPDSP ilaveli numune grubunun tepe sertli\u011finin bo\u015f grubunkine k\u0131yasla 46,9% azald\u0131\u011f\u0131n\u0131; numune grubunun ba\u011f\u0131l kristalli\u011finin 2.22% olup, bu de\u011fer bo\u015f grubunkinden (10.17%) \u00e7ok daha d\u00fc\u015f\u00fckt\u00fcr; ve numune grubunun rejenerasyon entalpisi 1.28 J\/g'a d\u00fc\u015fm\u00fc\u015ft\u00fcr ki bu de\u011fer bo\u015f grubunkinden 72.1% daha d\u00fc\u015f\u00fckt\u00fcr, bu da HPDSP'nin ekmek kalitesini art\u0131rabilece\u011fini g\u00f6stermektedir, ancak bu e\u011filimin nedeni hakk\u0131nda bir ara\u015ft\u0131rma yap\u0131lmam\u0131\u015ft\u0131r. 72.1%, HPDSP'nin taze ve \u0131slak haz\u0131r pirin\u00e7 eri\u015ftelerinin ya\u015flanmas\u0131n\u0131 \u00f6nemli \u00f6l\u00e7\u00fcde geciktirebildi\u011fi g\u00f6r\u00fclebilir.<\/p>\n<p><strong>V. Ni\u015fasta olmayan \u015fekerler<\/strong><br \/>\nNi\u015fasta olmayan \u015fekerler, kompleks olu\u015fturmak i\u00e7in ni\u015fasta molek\u00fclleriyle etkile\u015fime girerek veya ni\u015fastan\u0131n su tutma kapasitesindeki farkl\u0131l\u0131k yoluyla tah\u0131l \u00fcr\u00fcnlerinin ya\u015flanmas\u0131 \u00fczerinde bir etkiye sahiptir.Zeng ve arkada\u015flar\u0131, oligofruktozun bu\u011fday ni\u015fastas\u0131n\u0131n ya\u015flanmas\u0131n\u0131 yava\u015flatmak i\u00e7in bu\u011fday ni\u015fastas\u0131n\u0131n ya\u015flanmas\u0131 \u00fczerinde iyi bir etkiye sahip oldu\u011funu bulmu\u015flard\u0131r.<\/p>\n<p>Banchathanakij ve arkada\u015flar\u0131, farkl\u0131 \u03b2-glukan kaynaklar\u0131n\u0131n pirin\u00e7 ni\u015fastas\u0131n\u0131n ya\u015flanmas\u0131n\u0131 geciktirebildi\u011fini ve ya\u015flanmay\u0131 geciktirme mekanizmas\u0131n\u0131n ni\u015fasta molek\u00fcllerinin hareketini zay\u0131flatan suyu absorbe etmek oldu\u011funu; farkl\u0131 \u03b2-glukan kaynaklar\u0131n\u0131n ya\u015flanmay\u0131 geciktirmedeki etkisinin farkl\u0131 oldu\u011funu ve arpa ve yulaftan elde edilen \u03b2-glukan\u0131n suda \u00e7\u00f6z\u00fclebildi\u011fini, bu da ni\u015fasta molek\u00fcllerinin hareket etmesini daha b\u00fcy\u00fck \u00f6l\u00e7\u00fcde engelleyebildi\u011fini, bu nedenle ya\u015flanmay\u0131 geciktirmede daha iyi bir etkiye sahip oldu\u011funu bulmu\u015flard\u0131r.<\/p>\n<p>Klinmalai ve arkada\u015flar\u0131, kitosan\u0131n pirin\u00e7 eri\u015ftesinin nem i\u00e7eri\u011fi \u00fczerinde bir etkisi olmad\u0131\u011f\u0131n\u0131, ancak pH'\u0131n\u0131 ve beyazl\u0131\u011f\u0131n\u0131 azaltt\u0131\u011f\u0131n\u0131, pirin\u00e7 eri\u015ftesi jelinin sertli\u011finin ve viskozitesinin artmas\u0131n\u0131 geciktirdi\u011fini ve pirin\u00e7 eri\u015ftesi jelinin yap\u0131\u015fmas\u0131n\u0131 ve elastikiyetini etkili bir \u015fekilde korudu\u011funu bulmu\u015ftur. Ayr\u0131ca, diyet lifi tah\u0131l \u00fcr\u00fcnlerinin ya\u015flanmas\u0131n\u0131 da geciktirebilir.<\/p>\n<p><strong>Alt\u0131, di\u011fer ni\u015fasta ya\u015flanmas\u0131 kar\u015f\u0131t\u0131 y\u00f6ntemler<\/strong><br \/>\nYa\u015flanma kar\u015f\u0131t\u0131 etkiyi elde etmek i\u00e7in geleneksel katk\u0131 maddelerinin kullan\u0131m\u0131na ek olarak, baz\u0131 fiziksel, biyolojik ve di\u011fer y\u00f6ntemler de elde edilebilir. Zhang ve arkada\u015flar\u0131, \u00e7ay polifenolleri, \u00e7ay suda \u00e7\u00f6z\u00fcn\u00fcr ekstraktlar\u0131, \u00e7ay polisakkaritleri ve d\u00f6rt \u00e7e\u015fit \u00e7ay t\u00fcrevinin ye\u015fil \u00e7ay tozunun bu\u011fday ni\u015fastas\u0131n\u0131n ya\u015flanmas\u0131 \u00fczerindeki etkisini incelemi\u015f ve sonu\u00e7lar, bu\u011fday ni\u015fastas\u0131n\u0131n k\u0131sa s\u00fcreli ya\u015flanmas\u0131 ve bu\u011fday ni\u015fastas\u0131n\u0131n uzun s\u00fcreli ya\u015flanmas\u0131 \u00fczerindeki d\u00f6rt maddenin inhibisyon etkisine sahip oldu\u011funu g\u00f6stermi\u015ftir.<\/p>\n<p>Chunyuan Zhang \u00e7ay polisakkaritlerinin bu\u011fday ni\u015fastas\u0131 \u00fczerindeki ya\u015flanma etkisini incelemi\u015f ve ayn\u0131 sonu\u00e7lar\u0131 elde etmi\u015ftir. Niu ve arkada\u015flar\u0131 pirin\u00e7 kepe\u011fi protein hidrolizat\u0131n\u0131n pirin\u00e7 ni\u015fastas\u0131 \u00fczerindeki inhibit\u00f6r etkisini incelemi\u015ftir. Xu Chen ve arkada\u015flar\u0131 5% proantosiyanidinleri m\u0131s\u0131r ni\u015fastas\u0131na ekleyerek ni\u015fastan\u0131n ya\u015flanmas\u0131n\u0131 engellemi\u015flerdir.<\/p>\n<p>Niu ve arkada\u015flar\u0131, domuz plazma proteini hidrolizat\u0131n\u0131n m\u0131s\u0131r ni\u015fastas\u0131n\u0131n k\u0131sa s\u00fcreli ya\u015flanmas\u0131 \u00fczerinde potansiyel inhibit\u00f6r etkiye sahip oldu\u011funu elde etmi\u015ftir. Tian Yaoqi, ultra y\u00fcksek bas\u0131n\u00e7 teknolojisini kullanarak pirin\u00e7 ni\u015fastas\u0131n\u0131n ya\u015flanmas\u0131n\u0131 engellemi\u015ftir.<\/p>\n<p>Xia Wen ve arkada\u015flar\u0131, manyok ni\u015fastas\u0131 gran\u00fcllerinin y\u00fczey yap\u0131s\u0131n\u0131 yok etmek i\u00e7in ultra mikro \u00f6\u011f\u00fctme teknolojisini kullanm\u0131\u015f ve bu da k\u0131sa s\u00fcreli ya\u015flanma \u00fczerinde belirli bir geciktirici etkiye sahip olmu\u015ftur. \u00c7e\u015fitli g\u0131da katk\u0131 maddelerinin tamamlay\u0131c\u0131 rol\u00fcn\u00fc etkili bir \u015fekilde oynayabilen ve belirli bir tek katk\u0131 maddesinin eklenmesiyle kar\u015f\u0131la\u015ft\u0131r\u0131ld\u0131\u011f\u0131nda, t\u00fcketiciler taraf\u0131ndan daha kolay kabul edilen daha iyi bir lezzet ve dokuya sahip olan baz\u0131 kompozit katk\u0131 maddeleri uygulamalar\u0131 da vard\u0131r ve ni\u015fastan\u0131n ya\u015flanmay\u0131 geciktirme etkisi de daha iyidir.<\/p>\n<p>Bu nedenle, ya\u015flanma kar\u015f\u0131t\u0131 maddelerin kullan\u0131m\u0131 ve yeni ya\u015flanma kar\u015f\u0131t\u0131 maddelerin ara\u015ft\u0131r\u0131lmas\u0131 ni\u015fasta ya\u015flanmas\u0131n\u0131 engellemek i\u00e7in b\u00fcy\u00fck \u00f6nem ta\u015f\u0131maktad\u0131r.<\/p>\n<p>Bu makale ni\u015fasta ya\u015flanmas\u0131na ve farkl\u0131 katk\u0131 maddelerinin ni\u015fasta ya\u015flanmas\u0131n\u0131 d\u00fczenleme \u00fczerindeki etkisine odaklanmaktad\u0131r, ni\u015fasta ya\u015flanmas\u0131 geri d\u00f6n\u00fc\u015f\u00fc olmayan bir s\u00fcre\u00e7tir ve g\u0131da kalitesi \u00fczerinde b\u00fcy\u00fck bir etkiye sahip olacakt\u0131r, ni\u015fasta modifikasyonu \u00e7ok karma\u015f\u0131k bir sistemdir, mevcut ara\u015ft\u0131rmalar hala \u00e7ok s\u0131n\u0131rl\u0131d\u0131r ve hala geleneksel yol ve y\u00f6ntemleri kullanmaktad\u0131r, zaman ge\u00e7tik\u00e7e bu y\u00f6ntemler geli\u015fimin ihtiya\u00e7lar\u0131n\u0131n geli\u015fimine ayak uyduramamaktad\u0131r, bu nedenle baz\u0131 yeni ara\u015ft\u0131rmalar ve \u00e7al\u0131\u015fmalar ortaya \u00e7\u0131kmal\u0131d\u0131r! .<\/p>\n<p>Farkl\u0131 maddeler ekleyerek ni\u015fastan\u0131n ya\u015flanmas\u0131n\u0131 engellemenin baz\u0131 y\u00f6nleri hala tart\u0131\u015fmal\u0131d\u0131r, bu da ya\u015flanma mekanizmas\u0131n\u0131n daha derin bir \u015fekilde anla\u015f\u0131lmas\u0131 i\u00e7in ni\u015fastan\u0131n i\u00e7 yap\u0131s\u0131 \u00fczerinde ara\u015ft\u0131rma yap\u0131lmas\u0131n\u0131 gerektirir ve bu da gelecekteki geli\u015fimin y\u00f6n\u00fcd\u00fcr.<\/p>","protected":false},"excerpt":{"rendered":"<p>Starch, as an important component of food, not only provides essential energy to the human body, but also affects quality attributes such as texture, mouthfeel, and acceptability of starchy foods. Most starchy foods undergo some form of processing or cooking, which results in the starch absorbing water and expanding to form a paste system with [&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 are the regulatory methods to prevent starch aging (regrowth)? - China Chemical Manufacturer<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/longchangextracts.com\/tr\/amylum-c6h10o5-2\/\" \/>\n<meta property=\"og:locale\" content=\"tr_TR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"What are the regulatory methods to prevent starch aging (regrowth)? - China Chemical Manufacturer\" \/>\n<meta property=\"og:description\" content=\"Starch, as an important component of food, not only provides essential energy to the human body, but also affects quality attributes such as texture, mouthfeel, and acceptability of starchy foods. 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