CN107198153A - 基于比目鱼鱼卵活性物质的复配物 - Google Patents

基于比目鱼鱼卵活性物质的复配物 Download PDF

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CN107198153A
CN107198153A CN201710481295.2A CN201710481295A CN107198153A CN 107198153 A CN107198153 A CN 107198153A CN 201710481295 A CN201710481295 A CN 201710481295A CN 107198153 A CN107198153 A CN 107198153A
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江爱华
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Food Technology Co Ltd Yueqing Rui Yao
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Abstract

本发明公开了基于比目鱼鱼卵活性物质的复配物,复配物的成分及其重量份为:比目鱼鱼卵活性物质6‑12份、鱼蛋白粉18‑23份、麦芽糊精17‑21份、骨粉5‑9份、生活活性钙1‑2份、柠檬酸2‑7份、葡萄糖5‑10份、蜂蜜7‑11份、维生素1‑1.5份。复配物的制备方法,包括脱脂、脱磷、蛋白酶酶解、脱腥去苦、纯化分离、复配物配制。有益效果为:本发明复配物营养丰富全面,口感和风味俱佳,易于被机体吸收,可提高骨强度,增加骨密度,达到预防骨质疏松症的作用;原料来源于鱼卵,优化鱼卵的使用范围,提比目鱼的附加值,获得良好的经济效益和社会效益,且可减少环境污染和资源浪费。

Description

基于比目鱼鱼卵活性物质的复配物
技术领域
本发明涉及鱼类产品深加工技术领域,尤其是涉及基于比目鱼鱼卵活性物质的复配物。
背景技术
鱼卵是胚胎的营养储存库,富含其生长发育所需的全部营养物质,包括蛋白质、碳水化合物、脂肪、维生素和矿物质(钙、磷、铁)等。卵黄是鱼类卵母细胞的主要成分,也是胚胎发育和胚后发育的能量来源。基于卵黄的发育过程,卵母细胞分为卵原细胞期、卵黄发生前期、卵黄发生期、卵黄成熟期。卵黄发生期和成熟期鱼类卵母细胞发育的主要时期,在这一时期,卵母细胞体积逐渐增大,积累大量的卵黄蛋白和脂类等营养物质。成熟卵母细胞中充满卵黄颗粒,卵黄蛋白主要来源于卵黄蛋白原。卵黄蛋白原是卵生脊椎动物和无脊椎动物卵黄蛋白的前体,是一种含有糖、磷、脂的高分子量蛋白。卵黄蛋白原在卵黄细胞内被水解为卵黄蛋白,储存于卵黄颗粒。其成分主要包括卵黄脂磷蛋白、卵黄高磷蛋白和β’组分(不含磷、脂的小分子蛋白)。
近年来我国水产加工业获得快速发展,但鱼副产物比例较大,肌肉部分仅占30-50%,副产物可达50-70%,其卵巢部分在繁殖季节最大可达体重的10-25.8%。然而淡水鱼卵的加工利用率极低,除少数加工厂可生产少量粗鱼粉外,仅有少部分优质鱼卵被加工成鱼子酱、盐渍品等初级食品形式,大部分作为肥料或废弃物处理,资源浪费十分严重。目前我国在水产品加工方向针对鱼卵的研究多集中于功能脂质上。鱼卵富含磷脂和多种长链不饱和脂肪酸,具有改善脂质代谢、预防心脑血管疾病、提高免疫功能和健脑益智的功效。对卵黄蛋白的研究主要集中在卵黄脂磷蛋白和卵黄高磷蛋白的分离、结构分析上,对鱼卵蛋白的功能特性研究较少。
现有技术如授权公告号为CN 103848883 B的中国发明专利,公开了一种双水相萃取鲍鱼卵蛋白多肽浓缩液的方法,具体方法为:预制鲍鱼卵匀浆液,经双水相连续萃取后分离纯化,其中双水相体系总 密度为0.06-0.16kg/m3,黏度为4-16mpa/s,pH值6-8,萃取时间30-50min,双水相萃取体系的总量与鲍鱼卵匀浆液投料比例为1:0.4-0.5。该方法分相时间短,节省萃取时间,节省能耗,分相后配基液重复使用,不存在有机溶剂残留,且鲍鱼卵蛋白多肽浓缩液与营养食品具有广泛结合性、应用性,但该方法会造成产品有腥苦味。
发明内容
本发明的目的在于提供一种溶解性好,可直接被小肠吸收,改善肠道内环境,促进食物中营养成分的消化吸收利用的基于比目鱼鱼卵活性物质的复配物。
本发明针对上述技术中提到的问题,采取的技术方案为:基于比目鱼鱼卵活性物质的复配物,其成分及其重量份为:比目鱼鱼卵活性物质6-12份、鱼蛋白粉18-23份、麦芽糊精17-21份、骨粉5-9份、生活活性钙1-2份、柠檬酸2-7份、葡萄糖5-10份、蜂蜜7-11份、维生素1-1.5份。上述复配物营养丰富全面,口感和风味俱佳,易于被机体吸收,可促进骨形成,增强低钙水平下的骨胶原结构,提高骨强度,增加骨密度,达到预防骨质疏松症的作用,同时能为机体提供易于吸收的离子态钙,进一步增强骨强度。
基于比目鱼鱼卵活性物质的复配物的制备方法,包括脱脂、脱磷、蛋白酶酶解、脱腥去苦、纯化分离、复配物配制,具体步骤为:
脱脂:将鱼卵粉置于萃取釜中,在压力为30-35MPa、温度为40-50℃下,通入CO2进行脱脂85-95min,离心,去除上清液,即得脱脂鱼卵粉,采用超临界CO2流体法脱脂是一种绿色的新型分离技术,避免了传统处理温度高和破坏样品成分的问题,具有脱脂率高、选择性好、无有机溶剂残留等优点,操作条件温和,有利于后期鱼卵活性物质的制备,并且脱除的鱼油质量不被氧化,可进一步加利用;
脱磷:将脱脂鱼卵粉经浓度为0.1-0.13mol/L的NaOH溶液脱磷110-120min,调节pH至中性,离心,去除上清液,即得脱磷鱼卵粉,鱼卵蛋白中含有大量带负电的磷酸基团,阻碍酶接近作用位点,导致水解度偏低,对鱼卵进行一定程度的脱磷处理能够有效提高酶的水解效率,释放钙离子结合活性肽组分,氢氧化钠能够有效水解磷酯键,从而达到脱磷的目的;
蛋白酶酶解:将脱磷鱼卵粉按料液比为1:7-10加水,混合均匀,调节pH值至8-9,加入胰蛋白酶1500-2000U/g、碱性性蛋白酶1000-1200U/g,在45-50℃下酶解5-6h,灭酶,冷却,离心,即得酶解液,备用,该步骤采用双酶酶解法提取比目鱼鱼卵活性物质,利用两种蛋白酶作用的专一性,使原料蛋白质充分水解成活性多肽,提高比目鱼鱼卵蛋白质的转化率,使蛋白质尽可能的降解为活性多肽,且可使活性肽具有味道鲜美、营养丰富的优点;
脱腥去苦:将酶解液中加入0.5-1wt%的β-环糊精,在20-30℃下搅拌1-2h进行脱腥去苦,经0.2-0.3μm微滤膜,滤掉β-环糊精即可得脱腥去苦的酶解液,β-环糊精(β-CD)是环糊精葡萄糖基转移酶作用于淀粉产生的一组环状低聚糖,具有“内疏水、外亲水”特殊分子结构,使得CD能作为“宿主”包络不同“客体”化合物,达到脱腥去苦的目的;
纯化分离:将脱腥去苦的酶解液通过截留分子量为3-5KDa的超滤膜的超滤去除大分子蛋白质,然后通过截留分子量为200-300Da的纳滤膜的纳滤去除氨基酸而得到浓缩液,冷冻干燥即得比目鱼鱼卵活性物质,该活性物质含有一种活性多肽,其氨基酸序列为HSHACASYSRYYSVCGYYVSRCYCRCLRCRVLHPGKLCVCVNCSR,该活性多肽与钙、锌、铁等离子结合,由小肠肠壁细胞吸收后再释放进入血液,从而避免了这些离子在小肠的中性和偏碱性环境中沉淀,促进了它们的吸收,具有促进骨骼和牙齿发育,预防和改善龋齿、佝偻病、骨质疏松等作用;
复配物配制:按配方量称取比目鱼鱼卵活性物质、鱼蛋白粉、麦芽糊精、骨粉、生活活性钙、柠檬酸、葡萄糖、蜂蜜、维生素,混合均匀,即得基于鸭嘴鱼活性多肽的复配物,该复配物营养丰富全面,口感和风味俱佳,易于被机体吸收,可促进骨形成,增强低钙水平下的骨胶原结构,提高骨强度,增加骨密度,达到预防骨质疏松症的作用,同时能为机体提供易于吸收的离子态钙,进一步增强骨强度。
与现有技术相比,本发明的优点在于:
1.本发明复配物营养丰富全面,口感和风味俱佳,易于被机体吸收,可提高骨强度,增加骨密度,达到预防骨质疏松症的作用,同时能为机体提供易于吸收的离子态钙,进一步增强骨强度;
2.该活性物质的原料来源于鱼卵,优化鱼卵的使用范围,提比目鱼的附加值,获得良好的经济效益和社会效益,且可减少环境污染和资源浪费;
3.本发明制备方法采用的超临界CO2流体法脱脂是一种绿色的新型分离技术,具有脱脂率高、选择性好、无有机溶剂残留等优点,操作条件温和,有利于后期鱼卵活性物质的制备,并且脱除的鱼油质量不被氧化,可进一步加利用,提高鱼卵活性物质的资源利用率。
具体实施方式
下面通过实施例对本发明方案作进一步说明:
实施例1:
基于比目鱼鱼卵活性物质的复配物,其成分及其重量份为:比目鱼鱼卵活性物质8份、鱼蛋白粉20份、麦芽糊精18份、骨粉6份、生活活性钙1份、柠檬酸5份、葡萄糖7份、蜂蜜8份、维生素1份。
基于比目鱼鱼卵活性物质的复配物的制备方法,包括脱脂、脱磷、蛋白酶酶解、脱腥去苦、纯化分离、复配物配制,具体步骤为:
1)脱脂:将鱼卵粉置于萃取釜中,在压力为32MPa、温度为48℃下,通入CO2进行脱脂90min,在5000r/min离心10min,去除上清液,即得脱脂鱼卵粉,采用超临界CO2流体法脱脂是一种绿色的新型分离技术,避免了传统处理温度高和破坏样品成分的问题,具有脱脂率高、选择性好、无有机溶剂残留等优点,操作条件温和,有利于后期鱼卵活性物质的制备,并且脱除的鱼油质量不被氧化,可进一步加利用;
2)脱磷:将脱脂鱼卵粉经浓度为0.12mol/L的NaOH溶液脱磷110min,调节pH至中性,在5000r/min离心10min,去除上清液,即得脱磷鱼卵粉,鱼卵蛋白中含有大量带负电的磷酸基团,阻碍酶接近作用位点,导致水解度偏低,对鱼卵进行一定程度的脱磷处理能够有效提高酶的水解效率,释放钙离子结合活性肽组分,氢氧化钠能够有效水解磷酯键,从而达到脱磷的目的;
3)蛋白酶酶解:将脱磷鱼卵粉按料液比为1:8加水,混合均匀,调节pH值至8,加入胰蛋白酶1600U/g、碱性性蛋白酶1100U/g,在48℃下酶解5h,灭酶,冷却,在10000r/min、4℃条件下离心20min,即得酶解液,备用,该步骤采用双酶酶解法提取比目鱼鱼卵活性物质,利用两种蛋白酶作用的专一性,使原料蛋白质充分水解成活性多肽,提高比目鱼鱼卵蛋白质的转化率,使蛋白质尽可能的降解为活性多肽,且可使活性肽具有味道鲜美、营养丰富的优点;
4)脱腥去苦:将酶解液中加入0.6wt%的β-环糊精,在28℃下搅拌1.5h进行脱腥去苦,经0.25μm微滤膜,滤掉β-环糊精即可得脱腥去苦的酶解液,β-环糊精(β-CD)是环糊精葡萄糖基转移酶作用于淀粉产生的一组环状低聚糖,具有“内疏水、外亲水”特殊分子结构,使得CD能作为“宿主”包络不同“客体”化合物,达到脱腥去苦的目的;
5)纯化分离:将脱腥去苦的酶解液通过截留分子量为5KDa的超滤膜的超滤去除大分子蛋白质,然后通过截留分子量为300Da的纳滤膜的纳滤去除氨基酸而得到浓缩液,冷冻干燥即得比目鱼鱼卵活性物质,该活性物质含有一种活性多肽,其氨基酸序列为HSHACASYSRYYSVCGYYVSRCYCRCLRCRVLHPGKLCVCVNCSR,该活性多肽与钙、锌、铁等离子结合,由小肠肠壁细胞吸收后再释放进入血液,从而避免了这些离子在小肠的中性和偏碱性环境中沉淀,促进了它们的吸收,具有促进骨骼和牙齿发育,预防和改善龋齿、佝偻病、骨质疏松等作用;
6)复配物配制:按配方量称取比目鱼鱼卵活性物质、鱼蛋白粉、麦芽糊精、骨粉、生活活性钙、柠檬酸、葡萄糖、蜂蜜、维生素,混合均匀,即得基于鸭嘴鱼活性多肽的复配物,该复配物营养丰富全面,口感和风味俱佳,易于被机体吸收,可促进骨形成,增强低钙水平下的骨胶原结构,提高骨强度,增加骨密度,达到预防骨质疏松症的作用,同时能为机体提供易于吸收的离子态钙,进一步增强骨强度。
实施例2:
基于比目鱼鱼卵活性物质的复配物,其制备方法的具体步骤为:
1)将鱼卵粉置于萃取釜中,在压力为32MPa、温度为48℃下,通入CO2进行脱脂85min,离心,去除上清液,即得脱脂鱼卵粉,采用超临界CO2流体法脱脂是一种绿色的新型分离技术,避免了传统处理温度高和破坏样品成分的问题,具有脱脂率高、选择性好、无有机溶剂残留等优点,操作条件温和,有利于后期鱼卵活性物质的制备,并且脱除的鱼油质量不被氧化,可进一步加利用;
2)将脱脂鱼卵粉经浓度为0.11mol/L的NaOH溶液脱磷115min,调节pH至中性,离心,去除上清液,即得脱磷鱼卵粉,鱼卵蛋白中含有大量带负电的磷酸基团,阻碍酶接近作用位点,导致水解度偏低,对鱼卵进行一定程度的脱磷处理能够有效提高酶的水解效率,释放钙离子结合活性肽组分,氢氧化钠能够有效水解磷酯键,从而达到脱磷的目的;
3)将脱磷鱼卵粉按料液比为1:8加水,混合均匀,调节pH值至8.5,加入胰蛋白酶2000U/g、碱性性蛋白酶1200U/g,在50℃下酶解5h,灭酶,冷却,离心,即得酶解液,备用,该步骤采用双酶酶解法提取比目鱼鱼卵活性物质,利用两种蛋白酶作用的专一性,使原料蛋白质充分水解成活性多肽,提高比目鱼鱼卵蛋白质的转化率,使蛋白质尽可能的降解为活性多肽,且可使活性肽具有味道鲜美、营养丰富的优点;
4)将酶解液中加入0.8wt%的β-环糊精,在26℃下搅拌2h进行脱腥去苦,经0.26μm微滤膜,滤掉β-环糊精即可得脱腥去苦的酶解液,β-环糊精(β-CD)是环糊精葡萄糖基转移酶作用于淀粉产生的一组环状低聚糖,具有“内疏水、外亲水”特殊分子结构,使得CD能作为“宿主”包络不同“客体”化合物,达到脱腥去苦的目的;
5)将脱腥去苦的酶解液通过截留分子量为4KDa的超滤膜的超滤去除大分子蛋白质,然后通过截留分子量为250Da的纳滤膜的纳滤去除氨基酸而得到浓缩液,冷冻干燥即得比目鱼鱼卵活性物质,该活性物质含有一种活性多肽,其氨基酸序列为HSHACASYSRYYSVCGYYVSRCYCRCLRCRVLHPGKLCVCVNCSR,该活性多肽与钙、锌、铁等离子结合,由小肠肠壁细胞吸收后再释放进入血液,从而避免了这些离子在小肠的中性和偏碱性环境中沉淀,促进了它们的吸收,具有促进骨骼和牙齿发育,预防和改善龋齿、佝偻病、骨质疏松等作用;
6)称取比目鱼鱼卵活性物质11g、鱼蛋白粉20g、麦芽糊精18g、骨粉7g、生活活性钙1.2g、柠檬酸5g、葡萄糖7g、蜂蜜8g、维生素1.2g,混合均匀,即得基于鸭嘴鱼活性多肽的复配物,该复配物营养丰富全面,口感和风味俱佳,易于被机体吸收,可促进骨形成,增强低钙水平下的骨胶原结构,提高骨强度,增加骨密度,达到预防骨质疏松症的作用,同时能为机体提供易于吸收的离子态钙,进一步增强骨强度。
实施例3:
基于比目鱼鱼卵活性物质的复配物,其成分及其重量份为:比目鱼鱼卵活性物质10份、鱼蛋白粉19份、麦芽糊精18份、骨粉8份、生活活性钙1.4份、柠檬酸3.5份、葡萄糖8份、蜂蜜9份、维生素1.2份。
基于比目鱼鱼卵活性物质的复配物的制备方法,步骤为:将鱼卵粉置于萃取釜中,在压力为32MPa、温度为50℃下,通入CO2进行脱脂90min,离心;将沉淀物质经浓度为0.11mol/L的NaOH溶液脱磷110min,调节pH至中性,离心;将沉淀物质按料液比为1:9加水,混合均匀,调节pH值至8.8,加入胰蛋白酶1800U/g、碱性性蛋白酶1200U/g,在50℃下酶解6h,灭酶,离心;将酶解液中加入1wt%的β-环糊精,在28℃下搅拌1.5h进行脱腥去苦,微滤,超滤,纳滤即得比目鱼鱼卵活性物质;按配方量称取配料,混合均匀,即得基于鸭嘴鱼活性多肽的复配物。
本发明的操作步骤中的常规操作为本领域技术人员所熟知,在此不进行赘述。
以上所述的实施例对本发明的技术方案进行了详细说明,应理解的是以上所述仅为本发明的具体实施例,并不用于限制本发明,凡在本发明的原则范围内所做的任何修改、补充或类似方式替代等,均应包含在本发明的保护范围之内。
SEQUENCE LISTING
<110> 乐清瑞耀食品技术有限公司
<120> 基于比目鱼鱼卵活性物质的复配物
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<170> PatentIn version 3.5
<210> 1
<211> 45
<212> PRT
<213> 人工合成
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Tyr Tyr Val Ser Arg Cys Tyr Cys Arg Cys Leu Arg Cys Arg Val Leu
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Claims (10)

1.基于比目鱼鱼卵活性物质的复配物,其特征在于:所述的复配物的成分及其重量份为:比目鱼鱼卵活性物质6-12份、鱼蛋白粉18-23份、麦芽糊精17-21份、骨粉5-9份、生活活性钙1-2份、柠檬酸2-7份、葡萄糖5-10份、蜂蜜7-11份、维生素1-1.5份。
2.根据权利要求1所述的基于比目鱼鱼卵活性物质的复配物,其特征在于:所述的比目鱼鱼卵活性物质中含有一种活性多肽,其氨基酸序列为HSHACASYSRYYSVCGYYVSRCYCRCLRCRVLHPGKLCVCVNCSR。
3.根据权利要求1所述的基于比目鱼鱼卵活性物质的复配物,其特征在于:所述的复配物的制备方法的具体步骤为:
1)脱脂:将鱼卵粉置于萃取釜中,通入CO2进行脱脂,离心,除上清液;
2)脱磷:将脱脂鱼卵粉经NaOH溶液脱磷,调节pH至中性,离心,除上清液;
3)蛋白酶酶解:将脱磷鱼卵粉加水混合均匀,加入胰蛋白酶、碱性性蛋白酶酶解,灭酶,冷却,离心,即得酶解液;
4)脱腥去苦:将酶解液中加入β-环糊精,搅拌,微滤,即得脱腥去苦的酶解液;
5)纯化分离:将脱腥去苦的酶解液超滤,纳滤,冷冻干燥;
6)复配物配制:按配方量称取比目鱼鱼卵活性物质、鱼蛋白粉、麦芽糊精、骨粉、生活活性钙、柠檬酸、葡萄糖、蜂蜜、维生素,混合均匀,即得基于鸭嘴鱼活性多肽的复配物。
4.根据权利要求3所述的基于比目鱼鱼卵活性物质的复配物的制备方法,其特征在于:所述的步骤1中脱脂压力为30-35MPa,温度为40-50℃,时间为85-95min。
5.根据权利要求3所述的基于比目鱼鱼卵活性物质的复配物的制备方法,其特征在于:所述的步骤2中NaOH溶液的浓度为0.1-0.13 mol/L,脱磷时间为110-120min。
6.根据权利要求3所述的基于比目鱼鱼卵活性物质的复配物的制备方法,其特征在于:所述的步骤3中脱磷鱼卵粉与水的料液比为1:7-10。
7.根据权利要求3所述的基于比目鱼鱼卵活性物质的复配物的制备方法,其特征在于:所述的步骤3中胰蛋白酶的添加量为1500-2000U/g、碱性性蛋白酶的添加量为1000-1200U/g。
8.根据权利要求3所述的基于比目鱼鱼卵活性物质的复配物的制备方法,其特征在于:所述的步骤3中酶解pH为8-9,温度为45-50℃,时间为5-6h。
9.根据权利要求3所述的基于比目鱼鱼卵活性物质的复配物的制备方法,其特征在于:所述的步骤4中β-环糊精的添加量为0.5-1wt%,脱腥去苦温度为20-30℃,时间为1-2h。
10.根据权利要求3所述的基于比目鱼鱼卵活性物质的复配物的制备方法,其特征在于:所述的步骤4中超滤膜的截留分子量为3-5KDa,纳滤膜的截留分子量为200-300Da。
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