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Method of casein obtaining from skimmilk using oligochitosans

The interaction of milk proteins and oligochitosans is based on formation of electrostatic complex between negatively charged casein micelles and positively charged polysaccharide groups. At low concentrations of oligochitosans, partial interaction with milk proteins occurs. Maximum protein coagulat...

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Egile Nagusiak: Alieva, L. R., Алиева, Л. Р., Evdokimov, I. A., Евдокимов, И. А., Lodygin, A. D., Лодыгин, А. Д.
Formatua: Статья
Hizkuntza:English
Argitaratua: IOP Publishing Ltd 2021
Gaiak:
Sarrera elektronikoa:https://dspace.ncfu.ru/handle/20.500.12258/14890
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spelling ir-20.500.12258-148902021-07-08T13:04:48Z Method of casein obtaining from skimmilk using oligochitosans Alieva, L. R. Алиева, Л. Р. Evdokimov, I. A. Евдокимов, И. А. Lodygin, A. D. Лодыгин, А. Д. Proteins Sustainable development Acetylation Biotechnology Casein Coagulation Environmental management Micelles Molecular weight Dairies The interaction of milk proteins and oligochitosans is based on formation of electrostatic complex between negatively charged casein micelles and positively charged polysaccharide groups. At low concentrations of oligochitosans, partial interaction with milk proteins occurs. Maximum protein coagulation (90 %) is achieved in equivalence zone at the concentration of oligochitosans: 45.3 kDa-0.88×10-4 M; 25.4 kDa-1.57×10-4 M; 7.7 kDa - 5.19×10-4 M; 1.5 kDa-26.67×10-4 M. In these concentrations, taking into account the molecular weight and degree of deacetylation of oligochitosans, the total content of protonated amino groups is equal 2.4×10-4 M. When t protein content in skimmed milk is 3.0 % - 3.2%, oligochitosans of any molecular weight and degree of deacetylation can be used for casein coagulation, important that the final concentration of amino groups should be 2.4×10-4 M. It was determined that the use of the studied samples of oligochitosan allows to obtain coacervate where 1 g of oligochitosan binds 6.0 - 6.2 g of milk proteins 2021-02-03T14:05:40Z 2021-02-03T14:05:40Z 2020 Статья Alieva, L.R., Evdokimov, I.A., Lodygin, A.D., Sushinskaia, N.V., Kurchenko, V.P., Permyakov, A.V. Method of casein obtaining from skimmilk using oligochitosans // IOP Conference Series: Earth and Environmental Science. - 2020. - Volume 613. - Issue 1. - Номер статьи 012004 http://hdl.handle.net/20.500.12258/14890 en IOP Conference Series: Earth and Environmental Science application/pdf application/pdf IOP Publishing Ltd
institution СКФУ
collection Репозиторий
language English
topic Proteins
Sustainable development
Acetylation
Biotechnology
Casein
Coagulation
Environmental management
Micelles
Molecular weight
Dairies
spellingShingle Proteins
Sustainable development
Acetylation
Biotechnology
Casein
Coagulation
Environmental management
Micelles
Molecular weight
Dairies
Alieva, L. R.
Алиева, Л. Р.
Evdokimov, I. A.
Евдокимов, И. А.
Lodygin, A. D.
Лодыгин, А. Д.
Method of casein obtaining from skimmilk using oligochitosans
description The interaction of milk proteins and oligochitosans is based on formation of electrostatic complex between negatively charged casein micelles and positively charged polysaccharide groups. At low concentrations of oligochitosans, partial interaction with milk proteins occurs. Maximum protein coagulation (90 %) is achieved in equivalence zone at the concentration of oligochitosans: 45.3 kDa-0.88×10-4 M; 25.4 kDa-1.57×10-4 M; 7.7 kDa - 5.19×10-4 M; 1.5 kDa-26.67×10-4 M. In these concentrations, taking into account the molecular weight and degree of deacetylation of oligochitosans, the total content of protonated amino groups is equal 2.4×10-4 M. When t protein content in skimmed milk is 3.0 % - 3.2%, oligochitosans of any molecular weight and degree of deacetylation can be used for casein coagulation, important that the final concentration of amino groups should be 2.4×10-4 M. It was determined that the use of the studied samples of oligochitosan allows to obtain coacervate where 1 g of oligochitosan binds 6.0 - 6.2 g of milk proteins
format Статья
author Alieva, L. R.
Алиева, Л. Р.
Evdokimov, I. A.
Евдокимов, И. А.
Lodygin, A. D.
Лодыгин, А. Д.
author_facet Alieva, L. R.
Алиева, Л. Р.
Evdokimov, I. A.
Евдокимов, И. А.
Lodygin, A. D.
Лодыгин, А. Д.
author_sort Alieva, L. R.
title Method of casein obtaining from skimmilk using oligochitosans
title_short Method of casein obtaining from skimmilk using oligochitosans
title_full Method of casein obtaining from skimmilk using oligochitosans
title_fullStr Method of casein obtaining from skimmilk using oligochitosans
title_full_unstemmed Method of casein obtaining from skimmilk using oligochitosans
title_sort method of casein obtaining from skimmilk using oligochitosans
publisher IOP Publishing Ltd
publishDate 2021
url https://dspace.ncfu.ru/handle/20.500.12258/14890
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