Page 225 - 《精细化工》2022年第12期
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第 12 期                  王   彤,等:  小麦秸秆预处理对球拟假丝酵母产槐糖脂的影响                                 ·2591·


            组中 SHP 的 ASL 和 TSL 低于 STMEP 的主要原因。                     fabrics treated by sophorolipids combined with 1,2,3,4-
            刘晓英    [16] 的研究也发现,高温和 NaOH 预处理可引                      butanetetracarboxyic acid[J]. Cellulose, 2020, 27(5): 2859-2872.
                                                               [3]   BANAT I M,  CARBOUE Q, SAUCEDO-CASTANEDA G,  et al.
            起大量酚类物质的产生,进而影响微生物的生长和                                 Biosurfactants: The green generation  of speciality chemicals and
            发酵进程。STMEP 虽然也有碱洗步骤,但其作用方                              potential  production  using  solid-state  fermentation  (SSF)
                                                                   technology[J]. Bioresource Technology, 2021, 320: 124222.
            式较为温和,因此,其糖化液中酚类物质的质量浓                             [4]   DAVEREY A, DUTTA K, JOSHI S, et al. Sophorolipid: A glycolipid
            度在所有组别中最低          [21] 。                              biosurfactant as a potential therapeutic agent against COVID-19[J].
                                                                   Bioengineered, 2021, 12(2): 9550-9560.
                 综上,葡萄糖初始质量浓度的调整以及糖化液                          [5]   LIU J M (刘佳铭), LI J F (李俊峰), LIANG  S K  (梁生康),  et al.
            的脱毒处理均有助于 SLs 产量的提高,其中,                                Utilization of waste fried oil for production of sophorolipid
                                                                   biosurfactants byfermentation[J]. Fine Chemicals (精细化工),2018,
            DG-SFM 组中 STMEP 是生产 LSL 的最适发酵培养                        35(6): 949-955.
            基,SHP 组是生产 ASL 和 TSL 的最佳发酵培养基,                     [6]   VAN BOGAERT I N A, ZHANG J  X, SOETAERT W. Microbial
            以上结果与 2.4 节中所述一致。                                      synthesis of sophorolipids[J]. Process Biochemistry, 2011, 46(4):
                                                                   821-833.
            3   结论                                             [7]   WADEKAR S D,  KALE S B,  LALI A M,  et al. Utilization of
                                                                   sweetwater as a  cost-effective carbon source for sophorolipids
                                                                   production by  Starmerellabombicola (ATCC 22214)[J]. Preparative
                (1)通过测定不同预处理后小麦秸秆的结构组                              Biochemistry and Biotechnology, 2012, 42(2): 125-142.
            成和观察表观形貌变化发现,STMEP 组半纤维素质                          [8]   HIRATA Y, IGARWSHI K, UEDA A, et al. Enhanced sophorolipid
                                                                   production and effective conversion of waste frying oil using dual
            量分数最高,木质素质量分数最低。SHP 组纤维素                               lipophilicsubstrates[J]. Bioscience Biotechnology and Biochemistry,
            质量分数最高,小麦秸秆完整结构被破坏最彻底。                                 2021, 85(7): 1763-1771.
                                                               [9]   JADHAV J V, PRATAP A P, KALE S B. Evaluation of sunflower
                (2)不同预处理后小麦秸秆的酶解糖化和抑制                              oilrefinery waste  as feedstock for production of sophorolipid[J].
            物质量浓度测定结果显示,SHP 组糖化液中葡萄糖                               Process Biochemistry, 2019, 78: 15-24.
                                                               [10]  KIM J H, OH Y  R, HWANG J,  et al.  Value-added conversion of
            产量最高,这与其较高的纤维素质量分数、秸秆结
                                                                   biodiesel into the versatile biosurfactant sophorolipid using Starmerella
            构破坏得更彻底以及较低的抑制物质量浓度有关;                                 bombicola[J]. Cleaner Engineering and Technology, 2020, 1: 100027.
            STMEP 组葡萄糖产量次之,但抑制物质量浓度最                           [11]  WONGSIRICHOT P, INGHAM B, WINTERBURN J. A review of
                                                                   sophorolipid  production from alternative feedstocks for the
            低;而由于 DAP 对秸秆结构的破坏程度较轻且过程                              development of a localized selection strategy[J]. Journal of Cleaner
            产生了大量的抑制物,因此,该组所得糖化液中葡                                 Production, 2021, 319: 128727.
                                                               [12]  MA X J,  LI H,  WANG  D X,  et al.  Sophorolipid production from
            萄糖产量最低。活性炭脱毒处理可以显著降低糠醛、                                delignined corncob residue by  Wickerhamiella domercqiae  var.
            酚类、有机酸等抑制物的质量浓度,其中对酚类物                                 sophorolipid CGMCC 1576 and  Cryptococcus curvatus  ATCC
                                                                   96219[J]. Applied Microbiology and  Biotechnology, 2014, 98(1):
            质的脱除作用最为明显。                                            475-483.
                (3)通过比较 Starmerella bombicola 在不同糖             [13]  SAMAD A,  ZHANG J, CHEN  D,  et al. Sophorolipid production
                                                                   from  biomass  hydrolysates[J].  Applied  Biochemistry  and
            化液中的生长和发酵产 SLs 的能力发现,与 CFM 相                           Biotechnology, 2015, 175(4): 2246-2257.
            比,SFM 均能够显著提高 ASL 的产量。其中,STMEP                     [14]  LIU X G, MA X J, YAO R S, et al. Sophorolipids production from
            组效果最好,ASL 的产量提高了 92.3%,达到了                             rice straw via SO 3 micro-thermal  explosion  by  Wickerhamiella
                                                                   domercqiae var. sophorolipid CGMCC 1576[J]. AMB Express, 2016,
            (110.860.23) g/L。葡萄糖初始质量浓度的调整有利于                      6(1): 1-11.
            DAP 组和 STMEP 组 LSL 的生成,有利于 RWS 组和                  [15]  LYU Y B (吕亚兵). Simulation study on optimization of wheat straw
                                                                   collection, storage and transportation system[D]. Zhengzhou: Henan
            SHP 组 ASL 的生成。糖化液的脱毒处理可以进一步                            Agricultural University (河南农业大学), 2019.
            提高 SLs 的产量,脱毒处理后的 STMEP 组的 LSL                     [16]  LIU X Y (刘晓英). Study on pretreatment technology and integrated
                                                                   energy utilization of wheat straw[D]. Beijing: Beijing University of
            产量已基本与 CFM 组持平,而 DG-SHP 组的 ASL                         Chemical Technology (北京化工大学), 2015.
            产量更是高达(124.490.15) g/L,居所有组别之首。                   [17]  ZHAO W X (赵文霞), YANG Z X (杨朝旭), LIU S (刘帅), et al.
                                                                   Composition and  combustion dynamics analysis of typical crop
            因此,小麦秸秆具备发酵产 SLs 的潜力,且不同预                              straws[J]. Journal of Agro-Environment Science (农业环境科学学
            处理方式及发酵方式可用于获得不同类型的 SLs。                               报), 2019, 38(4): 921-927.
                 本研究工作证实了小麦秸秆糖化液用于 SLs 发                       [18]  JIN X C (金显春),SONG A D (宋安东),SU T F (苏同福),et al.
                                                                   Impact of detoxification of steam exploded corn straw on enzymatic
            酵的可行性和可实施性,为降低 SLs 的成本以及小                              hydrolysis and ethanol fermentation by different organic solvents[J].
            麦秸秆的综合利用提供了数据基础。                                       Fine Chemicals (精细化工), 2012, 29(2): 126-129, 181.
                                                               [19]  CAO  L K (曹龙奎), KOU F (寇芳), LI W J (李文杰),et al. The
                                                                   structure of corn straw degraded by sulfuric acid and the composition
            参考文献:
                                                                   of reducing sugar in the hydrolysate[J]. China Food Additives (中国
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                 production  of sophorolipids from corn straw[J]. Biochemical   [20]  LI H Y (李辉勇), JIN M (金密), WEI Q Q (魏琴琴), et al. Effects of
                 Engineering Journal, 2020, 167: 107908.           mild alkaline peroxide pretreatment on enzymatic saccharification of
            [2]   HUANG C, HU C Y, SUN G, et al. Antimicrobial finish of cotton   rice straw[J]. Biomass Chemical Engineering (生物质化学工程),
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