不同菌種發(fā)酵蘋果酵素抗氧化性的動(dòng)態(tài)變化及其品質(zhì)研究
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關(guān)鍵詞：蘋果酵素；抗氧化性；品質(zhì)；不同菌種；自由基清除能力
中圖分類號：TS255.4 文獻(xiàn)標(biāo)志碼：A 文章編號：2097-2172（2025）06-0555-07
doi：10.3969/j.issn.2097-2172.2025.06.011
Dynamic Changes in Antioxidant Activity and Quality of Apple Ferments Fermented byDifferentStrains
ZHANG Haiyan，KANG Sanjiang，YUAN Jing，GOU Lina，SONG Juan （Agricultural Product Storageand Processng Research Institute，Gansu Academyof Agricultural Science. Lanzhou Gansu 730070，China）
Abstract：Understandingtheefectsoffermentationbydiferent microbialstrainsontheantioxidantactivityandqualityof aplefermentsprovidesregulatorystrategiesforthedevelopmentofhigh-qualityapplefermentproducts.Applefermentswere prepared using Cyberlindnera fabianii （Cf）， Saccharomyces cerevisiae （Sc），Cf + Sc，Lactiplantibacillus pentosus （Lp）， Leuconostoc mesenteroides （Lm），Lp+Lm，and Cf + Sc+Lp+Lm as fermenting strains.The dynamic changes in free radical scavenging capacity during fermentation，specifically DPPH（1，1-diphenyl-2-picrylhydrazyl）， O2?- （superoxide anion）， ·OH （hydroxyl radical），and ABTS （2， 2′ -azino-bis-3-etybenzothzoline-6-sulfoicacid），wereaalyzd，andualityparameteswereevauatedandeedsults showed that DPPH， O2?- ，·OH，and ABTSscavengingabilities of Cf and Sc fermentation broths peakedon dayO; Lpand Lm broths peakedonday2O; Cf+ScandLp+Lmpeakedattheendoffermentation （day30），withvalueshigherthanothertreatments.TheCf + （20 （204 Sc+Lp+Lm treatment maintained high scavenging capacities throughout fermentation and reached 79.88% ， 73.39% ， 78.21% ，and （204號 72.73% ，respectively，attheend.Thistreatmentalsoexhbitedsignificantlyigherlevelsofsolublesolids，totalacid，ducingpowe， superoxide dismutase （SOD） activity，and sensory evaluation scores（ P<0.05 ），with significantly lower pH compared to other treatments. According to the QB/T 5323-2018 standard forplant enzyme，all indicators of the Cf + Sc +Lp+Lmfermented apple ferments met the required specifications.
Key Words：Apple ferment; Antioxidant capacity; Quality; Different strain; Free radical scavenging capacity
甘肅省隴東黃土高原區(qū)和天水隴南淺山丘陵區(qū)屬暖溫帶半濕潤半干旱氣候，生產(chǎn)的蘋果以著色鮮艷、外觀美觀、肉質(zhì)細(xì)脆、口感好、風(fēng)味佳、耐貯藏、營養(yǎng)豐富，暢銷國內(nèi)外市場[1]。（剩余9981字）