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Небесная энциклопедия

Космические корабли и станции, автоматические КА и методы их проектирования, бортовые комплексы управления, системы и средства жизнеобеспечения, особенности технологии производства ракетно-космических систем

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Мониторинг СМИ

Мониторинг СМИ и социальных сетей. Сканирование интернета, новостных сайтов, специализированных контентных площадок на базе мессенджеров. Гибкие настройки фильтров и первоначальных источников.

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Форма поиска

Поддерживает ввод нескольких поисковых фраз (по одной на строку). При поиске обеспечивает поддержку морфологии русского и английского языка
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Применить Всего найдено 24. Отображено 24.
24-12-2014 дата публикации

Seedling nursing and culturing dual-purpose factory-like circulation water culturing system

Номер: CN104221984A
Автор: HUANG XIXIANG, LIU CHANGJUN, HUANG QINGHONG, YI XIANGHUA, WANG YANBO, FU LINGLIN, XIA WUQIANG
Принадлежит:

The invention provides a seedling nursing and culturing dual-purpose factory-like circulation water culturing system, comprising a reservoir, a water supply pipe, a culturing pool, a water absorbing pipe, a first pipeline, a blowdown unit, a third pipeline, a water deposition treatment unit, a connection pipeline I, a blowdown water gate, a circulation pipeline, a second pipeline and a connection pipeline II; the reservoir is arranged at the right side of the culturing pool by the water supply pipe and provides a water source for the culturing pool; the water absorbing pipe is arranged at the longitudinal position of the center of the culturing pool; the first pipeline is arranged at the middle position connected with the bottom of the culturing pool and the blowdown unit. By arranging the blowdown unit, the water deposition treatment unit, the first pipeline, the second pipeline and the third pipeline, seedling nursing and culturing can be performed at the same time, the seedling nursing ...

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Номер записи: 1
22-08-2023 дата публикации

Application of glycosylated BSA (Bovine Serum Albumin) in constructing mouse food allergy model

Номер: CN116617385A
Автор: FU LINGLIN, ZHANG QIAOZHI, YU GANG, WANG SHUNYU, SHUAI JIANGBING, ZHANG XIAOFENG, LI KE, ZHOU JINRU
Принадлежит:

The invention discloses an application of glycosylated BSA (Bovine Serum Albumin) in constructing a mouse food allergy model, which is characterized in that a mouse is subjected to sensitization treatment by adopting a sensitization source ovalbumin OVA and an immunologic adjuvant glycosylated BSA, and the mouse is subjected to excitation treatment by adopting the ovalbumin OVA, so that the mouse food allergy model is constructed. Glycosylated BSA is used as an immunologic adjuvant and has the advantages of being simple in self-making, low in price, harmless and the like, and an allergy model constructed by using the glycosylated BSA as the immunologic adjuvant has a relatively high allergy symptom score, serum OVA-specific IgE with a relatively high level and a mesenteric lymph node Th2 subgroup with a relatively high proportion, so that mice show relatively remarkable food allergy symptoms.

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Номер записи: 2
20-04-2021 дата публикации

PEG-ACS/M-siRNA nanocomposite, application thereof, and method for reducing histamine content during fishmeal storage

Номер: US0010982015B2
Автор: Yanbo Wang, Linglin Fu, Zhongfu Liu, Feifei Wang, Fan Li, Junbo Liang, WANG YANBO, FU LINGLIN, LIU ZHONGFU, WANG FEIFEI, LI FAN, LIANG JUNBO, Wang, Yanbo, Fu, Linglin, Liu, Zhongfu, Wang, Feifei, Li, Fan, Liang, Junbo
Принадлежит: ZHEJIANG GONGSHANG UNIVERSITY, RONGCHENG HUATONG MARINE BIOTECHNOLOGY CO. LTD., UNIV ZHEJIANG GONGSHANG, RONGCHENG HUATONG MARINE BIOTECHNOLOGY CO LTD, Zhejiang Gongshang University, Rongcheng Huatong Marine Biotechnology Co. LTD

The present invention provides a PEG-ACS/M-siRNA nanocomposite application, and method for reducing the histamine content during fishmeal storage thereof. A small interfering ribonucleic acid (siRNA) is designed and prepared according to a histidine decarboxylase gene of Morganella morganii ( Morganella morganii subsp. morganii KT), and the histidine decarboxylase gene has a sequence of SEQ ID No: 1. A PEG-ACS/M-siRNA nanocomposite is prepared by using a PEGylated arginine-modified chitosan as a carrier. A PEG-ACS/M-siRNA nanocomposite is added to fishmeal in a certain ratio. The method for reducing the histamine content during fishmeal storage has a significant inhibitory effect on the histamine content during fishmeal storage, and can reduce the histamine content in fishmeal by 49%-53%, which has great significance for the control of biogenic amines in fishmeal in the feed industry.

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Номер записи: 3
02-05-2023 дата публикации

Metal ion liquid chitosan as well as preparation method and application thereof

Номер: CN116041567A
Автор: ZENG ZHIWEI, JIA JUNHAO, WANG JIE, JIANG SHENGCHOU, REN JIAYI, DENG YUNLI, HAN XIAOXIANG, FU LINGLIN
Принадлежит:

The invention discloses metal ionic liquid chitosan as well as a preparation method and application thereof. The preparation method comprises the following steps: (1) continuously stirring ionic liquid chitosan and an acid solvent to react under an ice bath condition; after the reaction is finished, sequentially standing, washing to be neutral, and carrying out vacuum drying treatment to obtain ionic liquid chitosan inorganic acid salt; and (2) taking the obtained ionic liquid chitosan inorganic acid salt and metal oxide or metal chloride as raw materials, taking water as a solvent, continuously heating and stirring for reaction, and after the reaction is finished, sequentially performing concentration and washing treatment to obtain the metal ionic liquid chitosan. A synergistic modification method of acid modification and metal ion bonding is adopted, so that the antibacterial activity and repeatability are remarkably improved.

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Номер записи: 4
02-05-2023 дата публикации

Method and kit for detecting content of wheat bran in food

Номер: CN116046748A
Автор: FU LINGLIN, ZHOU JINRU, DU YANZHUO, SHUAI JIANGBING, ZHANG XIAOFENG, LI KE
Принадлежит:

The invention relates to a method and a kit for detecting the content of wheat bran in food. The kit comprises a Raman enhanced substrate solution and a quartz plate, the Raman enhanced substrate solution comprises a gold nanorod dimer and Raman signal molecules, and the gold nanorod dimer is formed by self-assembly of an aptamer functionalized gold nanorod and an aptamer complementary chain functionalized gold nanorod. The kit is easy and convenient to operate, instruments are convenient, and the content of wheat bran in food can be rapidly, stably and sensitively detected.

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Номер записи: 5
16-04-2014 дата публикации

Method for preparing collagen polypeptides by using larimichthys crocea leftovers

Номер: CN103725738A
Автор: WANG YANBO, FU LINGLIN, LI GANG
Принадлежит:

The invention discloses a method for preparing collagen polypeptides by using larimichthys crocea leftovers. The larimichthys crocea leftovers are fermented by condensed bacillus to obtain collagen polypeptide fermented substances, and the molecular weight of a product is 1,000-3,000 daltons; the larimichthys crocea leftovers comprise fish scales, fish skins and viscera mixtures; the preservation number of the condensed bacillus is CCTCC No:M2013193. According to the method, main nutritional substances produced by fermenting the larimichthys crocea leftovers by the condensed bacillus are free calcium and the collagen polypeptides; acidic products and the calcium which are produced in a fermenting process can be converted into soluble calcium; furthermore, extracellaluar proteases can be used for hydrolyzing proteins in the larimichthys crocea leftovers to supply the collagen polypeptides, ammonia acid, phosphorus and the like which assist in calcium absorption.

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Номер записи: 6
09-01-2020 дата публикации

PEG-ACS/M-SIRNA NANOCOMPOSITE, APPLICATION THEREOF, AND METHOD FOR REDUCING HISTAMINE CONTENT DURING FISHMEAL STORAGE

Номер: US20200010574A1
Автор: Yanbo Wang, Linglin Fu, Zhongfu Liu, Feifei Wang, Fan Li, Junbo Liang, WANG YANBO, FU LINGLIN, LIU ZHONGFU, WANG FEIFEI, LI FAN, LIANG JUNBO, Wang, Yanbo, Fu, Linglin, Liu, Zhongfu, Wang, Feifei, Li, Fan, Liang, Junbo
Принадлежит: Zhejiang Gongshang University, Rongcheng Huatong Marine Biotechnology Co. LTD

The present invention provides a PEG-ACS/M-siRNA nanocomposite application, and method for reducing the histamine content during fishmeal storage thereof. A small interfering ribonucleic acid (siRNA) is designed and prepared according to a histidine decarboxylase gene of Morganella morganii ( Morganella morganii subsp. morganii KT), and the histidine decarboxylase gene has a sequence of SEQ ID No: 1. A PEG-ACS/M-siRNA nanocomposite is prepared by using a PEGylated arginine-modified chitosan as a carrier. A PEG-ACS/M-siRNA nanocomposite is added to fishmeal in a certain ratio. The method for reducing the histamine content during fishmeal storage has a significant inhibitory effect on the histamine content during fishmeal storage, and can reduce the histamine content in fishmeal by 49%-53%, which has great significance for the control of biogenic amines in fishmeal in the feed industry.

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Номер записи: 7
30-07-2014 дата публикации

Litopenaeus vannamei preservative and preparation and use method thereof

Номер: CN103947739A
Автор: WANG YANBO, LIU LIN, FU LINGLIN
Принадлежит:

The invention discloses a litopenaeus vannamei preservative which is characterized by being prepared from the following raw materials in parts by weight: 15 parts of nano chitosan, 5-7 parts of ascorbic acid (Vc), and 1 part of phytic acid, wherein the nano chitosan is prepared by adopting a following method: adding chitosan in 1% acetic acid solution to prepare 0.5mg/mL chitosan solution, regulating pH value to 3.4-4.8 by using 1 mol/L NaOH solution; and dropwise adding 1mg/mL sodium tripolyphosphate solution in the chitosan solution so as to obtain a mixed solution, ensuring that the mass ratio of the sodium tripolyphosphate to the chitosan reaches 1:2, magnetically stirring the mixed solution at a room temperature for 60min continuously, and crosslinking to chitosan nano particles through ionic reaction. The nano chitosan is compounded with the phytic acid and the ascorbic acid, so that a synergistic effect can be developed, and a relatively good refreshing effect is achieved in comparison ...

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Номер записи: 8
08-04-2015 дата публикации

Circulating system for treating aquaculture tail water of seawater pond

Номер: CN104496131A
Автор: FAN SHUHAN, LIU CHANGJUN, WANG YANBO, FU LINGLIN, YI XIANGHUA, HUANG QINGHONG, LIN WEIYONG, MEI XINGGEN, XIA WUQIANG
Принадлежит:

The invention discloses a circulating system for treating aquaculture tail water of a seawater pond. The circulating system comprises a drainage channel for seawater pond aquaculture, wherein the tail end of the drainage channel is connected with a gate; the gate is connected with a gate hoist with a gate hoist motor; the gate hoist motor is connected with a first frequency changer; the first frequency changer is connected with a PLC (programmable logic controller); the PLC is connected with a host computer; a groove-shaped channel is arranged at the back end of the gate; the outer surface of a side wall of the groove-shaped channel is connected with an ecological pool, and a third sand filtration wall connected with a third wire screen group is arranged on the side wall; a water inlet of the third sand filtration wall faces towards the third wire screen group; and a water outlet of the third sand filtration wall faces towards the ecological pool. The circulating system avoids the defect ...

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Номер записи: 9
07-04-2023 дата публикации

Improved gluten-free composite flour base and dough thereof

Номер: CN115918893A
Автор: FU LINGLIN, ZHANG QIAOZHI, SUN PENGPENG, ZHOU JINRU
Принадлежит:

The invention discloses an improved gluten-free composite flour base and dough thereof, and the gluten-free composite flour base comprises the following components in percentage by mass: 98%-94% of cereal starch and 2%-6% of undaria pinnatifida powder; the gluten-free dough comprises the gluten-free composite powder base, 8%-9% of vegetable oil, 1.6%-1.8% of salt, 1.5%-2% of cane sugar, 1.6%-1.7% of pectin and 1.6%-1.7% of guar gum. By adding the undaria pinnatifida powder, the functionality and gelatinization characteristics of the gluten-free flour base can be improved, and the texture of the dough can be improved after the undaria pinnatifida powder is added into the dough.

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Номер записи: 10
14-07-2010 дата публикации

Oral biological agent for preventing and curing prawn leukopathia

Номер: CN0101773672A
Автор: LINGLIN FU, WEIFEN LI, ZHIWEI LIN, WENYING SHEN, XUXIA ZHOU, FU LINGLIN, LI WEIFEN, LIN ZHIWEI, SHEN WENYING, ZHOU XUXIA
Принадлежит:

The invention discloses an oral biological agent for preventing and curing prawn leukopathia. The agent has the following components in percentage by weight: 1-10% of reformed Bacillus subtilis expressing VP28, 5-50% of chitosan and balance of corn starch used as a carrier. The agent has safe use, and can effectively prevent and cure prawn leukopathia syndromes.

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Номер записи: 11
10-05-2018 дата публикации

Combined Integral Chisel having High Efficiency

Номер: US20180126533A1
Автор: Fu Linglin, FU Zhongejie, TANG Jianping
Принадлежит: HANGZHOU ZHONGJIE TOOLS CO.,LTD.

The invention relates to an integral chisel, and more particularly to a combined integral chisel having high efficiency, including a main body. A head portion of the main body is a chisel head portion, an end portion of the main body is a grab handle portion. The chisel head, the main body and the grab handle portion are integrally distributed. The combined integral chisel having high efficiency has advantages of compact structure, excellent performance, and improved operational safety performance. 1. A combined integral chisel having high efficiency , comprising: a main body , wherein a head portion of the main body is a chisel head portion , an end portion of the main body is a grab handle portion , the chisel head portion , the main body and the grab handle portion are integrally distributed;an outer end of the chisel head portion is a chisel head.2. The combined integral chisel having high efficiency according to claim 1 , wherein the chisel head portion is divided into a wide chisel and a point chisel claim 1 , an angle of the chisel head is within 30 degrees to 90 degrees;an end of the grab handle portion is provided with a shock absorbing hole, and two sides of the grab handle portion are respectively provided with a plurality of finger grooves.3. The combined integral chisel having high efficiency according to claim 1 , wherein the grab handle portion is provided with a pair of plastic handle mounting holes spaced from each other claim 1 , wherein two plastic handle mounting plates are respectively arranged at a top portion and a bottom portion of the grab handle portion claim 1 , and the two plastic handle mounting plates are assembled and positioned by the plastic handle mounting holes;an end of the grab handle portion is a protective ring mounting portion, and the protective ring mounting portion is provided with a protective ring.4. The combined integral chisel having high efficiency according to claim 3 , wherein an end of each plastic handle mounting ...

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Номер записи: 12
01-02-2021 дата публикации

Crustacean allergen test card and application thereof

Номер: NL2025926A
Автор: Chen Jian, Fu Linglin, LI Huan, Wang Chong, Wang Yanbo, Zhang Qiaozhi, ZHOU Jinru
Принадлежит: Univ Zhejiang Gongshang

The invention relates to a crustacean allergen test card and application thereof. The test card includes: a back card, which is provided with a sample loading zone and a test zone, wherein the sample loading zone is connected to the test zone so that a sample in the sample loading zone moves to the test zone; and the test zone is provided with a nucleic acid aptamer-hydrogel membrane tube; and a face card, which is provided with a sample loading well that is adapted for loading the sample into the sample loading zone. The test card of the invention with high sensitivity and simple operate can quantitatively and qualitatively determine the content of crustacean allergens in foods.

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Номер записи: 13
28-03-2024 дата публикации

Nanodelivery system based on globulin-1 s allele, preparation method therefor and use thereof

Номер: US20240099983A1
Автор: Chong Wang, Jinru Zhou, LI Wang, Linglin FU, Shunyu WANG
Принадлежит: ZHEJIANG GONGSHANG UNIVERSITY

A nanodelivery system based on globulin-1 S allele, a preparation method therefor and use thereof are provided. The preparation method includes the following steps of: dissolving globulin-1 S allele in a NaCl solution, and performing magnetical stirring until the globulin-1 S allele is completely dissolved to obtain a mixed solution; self-assembly: centrifuging the mixed solution, taking the supernatant to be dispersed into a dispersion solution for self-assembly to obtain a globulin-1 S allele dispersion; and adding hydrophobic plant polyphenol to the globulin-1 S allele dispersion, performing well mixing and centrifuging, and removing the supernatant to obtain the nanodelivery system based on the globulin-1 S allele.

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Номер записи: 14
18-01-2023 дата публикации

Preparation method and application of critical time-temperature indicator for monitoring accumulated time-temperature history of cold chain logistics of aquatic products

Номер: NL2029813B1
Автор: Cen Congnan, Chen Jian, Cui Xin, Fu Linglin, Lian Renjie, WANG Feifei, Wang Yanbo
Принадлежит: Jinghai group co ltd, Univ Zhejiang Gongshang

The present invention discloses a preparation method of a critical time-temperature indicator for recording thermal history of the cold chain logistics of aquatic products and its application. The preparation method of the critical time-temperature indicator for recording thermal history of the cold chain logistics of aquatic products includes the following steps: Preparation of phosphate buffer: Weigh 3.58 g of solid disodium hydrogen phosphate and dissolve in 50 ml of ultrapure water to form the first aqueous solution; weigh 1.56 g of solid sodium dihydrogen phosphate and dissolve in 50 ml of ultrapure water to form the second aqueous solution; the above-mentioned first aqueous solution and the second aqueous solution are mixed to form the phosphate buffer. The present invention is a low temperature-sensitive indicator and can indicate the temperature during the whole cold chain logistics process of aquatic products.

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Номер записи: 15
24-06-2022 дата публикации

Kit for assessing individual's allergy level

Номер: NL2029757B1
Автор: Fu Linglin, HAN Junhua, LI Huan, Ma Shanjie, Wang Chong, Wang Yanbo, Yang Yuexin, Zhang Qiaozhi, ZHOU Jinru
Принадлежит: Beijing Bonny Marketing And Planning Tech Co Ltd, Univ Zhejiang Gongshang

The invention discloses a kit for assessing the degree of individual allergy by detecting the aspartic acid content in individual feces, and the kit includes a reagent for detecting the aspartic acid content in feces. The invention uses aspartic acid (ASP) as a biomarker to evaluate the degree of allergy. The amino acid biomarker can be used for screening allergic individuals, and can be applied in the preparation of screening products for allergic individuals, providing a direction for the development of allergy detection reagents and kits. This amino acid biomarker can be used as a target for the screening and diagnosis of the risk of allergic reaction, optimize the traditional detection and evaluation methods, improve the efficiency and accuracy of allergy screening and diagnosis, and can also be used as a target for monitoring the development of allergy in individuals with allergies. The abnormal changes of this amino acid in the feces of allergic individuals provide a new direction for the study of the pathogenesis of allergy in the future and are widely used.

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Номер записи: 16
16-06-2022 дата публикации

Gluten-free hypoallergenic soy protein flour and preparation method thereof

Номер: NL2029200A
Автор: Fu Linglin, Long Rong, Wang Chong, Wang Meini, Wang Yanbo, Wang Zuojin, Zhang Qiaozhi
Принадлежит: Dalian Hongrun Lianhua Food Co Ltd, Univ Zhejiang Gongshang

The present invention relates to gluten-free hypoallergenic soy protein flour and a preparation method thereof. The method comprises: adding indicated polyphenols into a soy protein aqueous solution, well agitating the solution, adjusting the pH value of the solution to be alkaline, and allowing the solution to react in the dark at room temperature for 24 h to obtain a polyphenol-soy protein covalent compleX solution, adding oligo/polysaccharides into the polyphenol-soy protein covalent compleX solution, and well agitating the solution to obtain a reacting solution, freeze-drying the reacting solution to obtain reactant powder, and allowing the reactant powder to react for 12-36 h at 55-65 ° C at a relative humidity of 75% to obtain the hypoallergenic soy protein flour.

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Номер записи: 17
24-06-2022 дата публикации

Gluten-free hypoallergenic soy protein flour and preparation method thereof

Номер: NL2029200B1
Автор: Fu Linglin, Long Rong, Wang Chong, Wang Meini, Wang Yanbo, Wang Zuojin, Zhang Qiaozhi
Принадлежит: Dalian Hongrun Lianhua Food Co Ltd, Univ Zhejiang Gongshang

The present invention relates to gluten-free hypoallergenic soy protein flour and a preparation method thereof. The method comprises: adding indicated polyphenols into a soy protein aqueous solution, well agitating the solution, adjusting the pH value of the solution to be alkaline, and allowing the solution to react in the dark at room temperature for 24 h to obtain a polyphenol-soy protein covalent compleX solution, adding oligo/polysaccharides into the polyphenol-soy protein covalent compleX solution, and well agitating the solution to obtain a reacting solution, freeze-drying the reacting solution to obtain reactant powder, and allowing the reactant powder to react for 12-36 h at 55-65 ° C at a relative humidity of 75% to obtain the hypoallergenic soy protein flour.

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Номер записи: 18
23-11-2022 дата публикации

Preparation method and application of critical time-temperature indicator for monitoring accumulated time-temperature history of cold chain logistics of aquatic products

Номер: NL2029813A
Автор: Cen Congnan, Chen Jian, Cui Xin, Fu Linglin, Lian Renjie, WANG Feifei, Wang Yanbo
Принадлежит: Jinghai group co ltd, Univ Zhejiang Gongshang

The present invention discloses a preparation method of a critical time-temperature indicator for recording thermal history of the cold chain logistics of aquatic products and its 1 application. The preparation method of the critical time-temperature indicator for recording thermal history of the cold chain logistics of aquatic products includes the following steps: Preparation of phosphate buffer: Weigh 3.58 g of solid disodium hydrogen phosphate and dissolve in 50 ml of ultrapure water to form the first aqueous solution; weigh 1.56 g of solid sodium dihydrogen phosphate and dissolve in 50 ml of ultrapure water to form the second aqueous solution; the above-mentioned first aqueous solution and the second aqueous solution are mixed to form the phosphate buffer. The present invention is a low temperature-sensitive indicator and can indicate the temperature during the whole cold chain logistics process of aquatic products.

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Номер записи: 19
08-06-2023 дата публикации

Lactobacillus sakei for alleviating allergy and preparation method thereof

Номер: US20230174927A1
Автор: Chong Wang, Gang Yu, Huan LI, Jinru Zhou, Linglin FU, Qiaozhi Zhang, Shunyu WANG
Принадлежит: ZHEJIANG GONGSHANG UNIVERSITY, Zhejiang Liziyuan Foodstuff Co Ltd

The present invention discloses Lactobacillus sakei for alleviating allergy and a preparation method thereof, and particularly Lactobacillus sakei for alleviating wheat-dependent, exercise-induced anaphylaxis (WDEIA). The Lactobacillus sakei is classified and named as Lactobacillus sakei. The Lactobacillus sakei has been preserved in China Center for Type Culture Collection since Apr. 12, 2003, with a preservation number of CCTCC DB 20082413. The Lactobacillus sakei can regulate the immune function of a human body to prevent/treat WDEIA by reducing the contents of specific IgE and histamine in serum of WDEIA patients.

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Номер записи: 20
07-10-2022 дата публикации

Capture probe set for detecting food allergens, preparation method and application thereof

Номер: NL2029872B1
Автор: Cui Xin, Fu Linglin, LI Huan, LI Linfang, Sheng Huadong, Wang Yanbo, Zhang Shuifeng, ZHOU Jinru
Принадлежит: Univ Zhejiang Gongshang, ZHEJIANG FANGYUAN TEST GROUP CO Ltd

The invention discloses a capture probe set for detecting food allergens, its preparation method and application. It includes the following steps: pairs of at least two allergen gene fragments are compared based on sequence similarity; allergen genes containing more than 120 bp with the similarity no less than 90% are classified into one category; after the classification 10 process, at least one target gene is finally obtained, and then a multiple sequence comparison is performed on the target gene using the clustalw2 software, the BioPerl module of Perl language is used to obtain the consensus sequence of each target gene as a candidate probe, for each candidate probe, 100-130 bp sequences are sequentially intercepted, and the CG content ranged from 30% to 70% without simple repeating sequences are used as single-chain probes. 15 Fig. l

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Номер записи: 21
16-02-2022 дата публикации

Frischhaltemittel für meeresfisch und dessen verwendungsverfahren

Номер: BE1028514A1
Автор: Congnan Cen, Feifei Wang, Jian Chen, Linglin FU, Yanbo Wang, Yuting Ding
Принадлежит: Univ Zhejiang Gongshang

Die Erfindung betrifft ein Frischhaltemittel für Meeresfisch und dessen Verwendungsverfahren, wobei das Frischhaltemittel für Meeresfisch aus L-Phenylalanin und D-Phenylalanin besteht. Das Frischhaltemittel kann die Haltbarkeit von Meeresfischen bei niedrigen Temperaturen durch Auftragen auf die Fischoberfläche verlängern und das Wachstum der schädlichen Mikroorganismen in Meeresfischen wie Listerien, Shewanella putrefaciens, Pseudomonas fluorescens usw. hemmen und die Bildung von flüchtigem basischem Stickstoff während der Lagerung verringern, wodurch die Frische von Meeresfischen garantiert wird. Im Frischhaltemittel enthaltenes L-Phenylalanin und D-Phenylalanin sind Nährstoffe, die dem menschlichen Körper keinen Schaden erzeugen und die Textur des Lebensmittels selbst nicht zerstören.

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Номер записи: 22
27-06-2024 дата публикации

Method and kit for detecting content of wheat gluten in food

Номер: US20240210413A1
Автор: Jiangbing SHUAI, Jinru Zhou, Ke Li, Linglin FU, Xiaofeng Zhang, Yanzhuo DU
Принадлежит: ZHEJIANG GONGSHANG UNIVERSITY

A method and a kit for detecting a content of wheat gluten in food are provided. The kit includes a Raman enhanced substrate solution and a quartz sheet, where the Raman enhanced substrate solution includes a gold nanorod dimer and a Raman signal molecule, where the gold nanorod dimer is formed by self-assembling a gold nanorod functionalized by aptamer, and a gold nanorod functionalized by an aptamer complementary chain. The kit has simple and convenient operation and a convenient instrument, and can quickly, stably and sensitively detect the content of the wheat gluten in the food.

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Номер записи: 23
11-07-2022 дата публикации

Biogenic amine detection method, kit and application of kit

Номер: NL2028935B1
Автор: CHEN Xiaojing, Fu Linglin, LI Huan, LI Linfang, Wang Yanbo, ZHOU Jinru
Принадлежит: Univ Zhejiang Gongshang

The invention belongs to the technical field of analysis and detection, and particularly relates to a biogenic amine detection method, a kit and application of the kit, wherein the biogenic amine detection method includes the following steps of: (1) adding a dopamine solution to a thiol-polyethylene glycol modified gold nanoparticle solution to obtain a detection solution; and (2) adding a to-be-detected sample solution to the detection solution for reaction, and after a target reaction time, obtaining a content of biogenic amine in a to-be-detected sample according to a standard corresponding relation between a color of the solution mixture and the content of the biogenic amine based on color changes of the solution mixture. The invention belongs to the technical field of analysis and detection, and particularly relates to a biogenic amine detection method, a kit and application of the kit, wherein the biogenic amine detection method includes the following steps of: (1) adding a dopamine solution to a thiol-polyethylene glycol modified gold nanoparticle solution to obtain a detection solution; and (2) adding a to-be-detected sample solution to the detection solution for reaction, and after a target reaction time, obtaining a content of biogenic amine in a to-be-detected sample according to a standard corresponding relation between a color of the solution mixture and the content of the biogenic amine based on color changes of the solution mixture.

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Номер записи: 24