Page 211 - 《精细化工》2023年第8期
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第 8 期                    王丽爽,等:  米谷蛋白对挤压淀粉复合物结构及性质的影响                                   ·1825·


            2.8   复合物微观形态的分析                                   参考文献:
                 大米淀粉颗粒、米谷蛋白与淀粉的混合物(未                          [1]   LIU S D (刘思迪), WANG B L (王百龙), HUANG M L (黄敏丽),
            挤压)、挤压后复合物颗粒以及复合物横截面的微观                                et al. Progress  in the preparation, physicochemical properties, and
                                                                   application of starch-protein mixed systems[J]. Food Science (食品
            结构形态如图 8 所示。由图 8 可知,挤压前,大米                             科学), 2022, 43(1): 345-352.
            淀粉表现为规则的颗粒状态             [20] ,而米谷蛋白呈现连            [2]   WANG P, FU Y, WANG L J, et al. Effect of enrichment with stabilized
                                                                   rice bran and extrusion process on gelatinization and retrogradation
            续稳定的聚集现象         [26] 。挤压后,复合物表现为光滑                    properties of rice starch[J]. Starch-Stärke, 2017, 69(7/8): 1600201-
            的片状结构,表明二者之间发生了很好的融合,形                                 1600211.
                                                               [3]   ROOPA S, PREMAVALLI K S.  Effect of processing on starch
            成均一的连续相状态。而从复合物的横截面可以看                                 fractions in different varieties of finger  millet[J]. Food Chemistry,
            出,大米淀粉和米谷蛋白通过融合聚集,表现为均                                 2008, 106(3): 875-882.
                                                               [4]   ROMAN L, GOME Z M, HAMAKER B R, et al. Shear scission through
            匀致密的微观结构,这有利于复合物基材结构与性
                                                                   extrusion diminishes inter-molecular interactions of starch molecules
            质的形成。其中的一些孔洞可能是加压过程中复合                                 during storage[J]. Journal of Food Engineering, 2018, 238: 134-140.
            物中的自由水分蒸发所致。                                       [5]   QU Z P (屈展平), REN G Y (任广跃), ZHANG Y M (张迎敏),
                                                                   et al. Interaction of potato starch-wheat protein blend system and its
                                                                   effect on the properties of compound  noodles[J]. Journal of Food
                                                                   Engineering (食品与机械), 2020, (1): 72-78.
                                                               [6]   XIU L (修琳), ZHANG M (张淼), XU X Y (许秀颖), et al. Effect of
                                                                   mung bean protein on  gelatinization  and rheological properties of
                                                                   buckwheat starch[J]. Food Science (食品科学), 2020, 41(16): 57-61.
                                                               [7]   EGGUM B O, CABRERA M I, JULIANO B O. Protein and lysine
                                                                   digestibility and protein quality of cooked Filipino rice  diets and
                                                                   milled rice in growing rats[J]. Plant Foods for Human Nutrition,
                                                                   1993, 43(2): 163-170.
                                                               [8]   BAXTER G, BLANCHARD C, ZHAO J. Effects of prolamin on the
                                                                   textural and pasting properties of rice flour and starch[J]. Journal of
                                                                   Cereal Science, 2004, 40(3): 205-211.
                                                               [9]   XU X, LIU W, ZHONG J,  et al. Binding interaction between rice
                                                                   glutelin and amylose: Hydrophobic interaction and conformational
                                                                   changes[J]. International Journal of  Biological Macromolecules,
                                                                   2015, 81: 942-950.
            图 8   大米淀粉、混合物(未挤压)、9%复合物及其横                       [10]  LIU H P (刘海鹏), FENG L (冯磊), LI L (李玲), et al. Preparation,
                                                                   characterization and properties of lotus root  starch/whey protein
                   截面的 SEM 图
                                                                   composite film[J]. Fine Chemicals (精细化工), 2022, 39(6): 1228-1249.
            Fig. 8    SEM images of glutelin/rice starch mixture (without   [11]  NEO Y P, RAY  S, JIN J,  et al.  Encapsulation of food grade
                  extrusion) and extrusion complexes               antioxidant in  natural biopolymer by electrospinning  technique: A

                                                                   physicochemical study based on zeinegallic acid system[J]. Food
                                                                   Chemistry, 2013, 136(2): 1013-1021.
            3   结论                                             [12]  WANG Y Q (王玉琦), ZHANG R C (张如春), ZHANG X (张欣),
                                                                   et al. Preparing zinc enriched rice by extruding broken rice[J]. Food
                (1)挤压过程中,大米淀粉的 α-1,6-糖苷键更                          Science (食品科学), 2019, 40(4): 279-285.
            易断裂,米谷蛋白与淀粉及其降解产物通过化学相                             [13]  LIU Z B (刘振彬). Study on extrusion 3D printing and post-processing
                                                                   adaptability of mashed potato and its  starch mixen gel system[D].
            互作用(美拉德反应)形成挤压复合物。                                     Wuxi:Jiangnan University (江南大学), 2020.
                (2)与未挤压混合物相比,挤压复合物的结晶                          [14]  ZHANG T T (张亭亭). Effect of rice protein-starch interaction on the
                                                                   quality and digestibility of rice flour infants[D]. Nanchang: Nanchang
            度下降,热稳定性低,黏弹性减弱,糊化回升特性                                 University (南昌大学), 2018.
            发生明显降低,但水分子束缚能力增强,具有均匀                             [15]  XIAO  Z  G, WANG L  S, ZHANG Y R,  et al. Synthesis and
                                                                   characterization of a novel rice bran protein-cerium complex for the
            致密的微观形态。                                               removal of organophosphorus pesticide residues from wastewater[J].
                (3)随着米谷蛋白含量(9%、11%、13%)的                           Food Chemistry, 2020, 320: 126604-126613.
                                                               [16]  WANG  Y  R, ZHANG B, FAN J L,  et al. Effects  of sodium
            持续增加,挤压复合物理化特性发生改善,相对结晶
                                                                   tripolyphosphate modification on  the structural, functional, and
            度由 2.10%增加至 3.51%,峰值黏度增加至 376.51 Cp,                   rheological properties of rice glutelin[J]. Food Chemistry, 2019, 281:
            崩解值提升为 362.20 Cp,回生值增加至 87.14 Cp,                      18-27.
                                                               [17]  GUERRERO P, BEATTY E, KERRY J P,  et al. Extrusion of soy
            黏弹性逐渐增加,储能模量及损耗模量提升。                                   protein with gelatin and sugars at low moisture content[J]. Journal of
                (4)挤压环境下,米谷蛋白能够对淀粉的结构                              Food Engineering, 2012, 110(1): 53-59.
                                                               [18]  WANG N, WU L, ZHANG F,  et al. Modifying  the rheological
            及理化性质进行一定程度的干预,从而影响混合体                                 properties, in vitro digestion, and structure of rice starch by extrusion
            系的性质,这为米谷蛋白/大米淀粉挤压复合物的开                                assisted addition with bamboo shoot dietary fiber[J]. Food Chemistry,
                                                                   2022, 375: 131900-131911.
            发以及应用提供了分子水平的理论依据。                                                               (下转第 1848 页)
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