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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2021
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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 |
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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 |
work_keys_str_mv |
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