RU2018136935A - METHOD FOR PRODUCING A BLOOD SUBSTITUTE FOR VETERINARY USE - Google Patents

METHOD FOR PRODUCING A BLOOD SUBSTITUTE FOR VETERINARY USE Download PDF

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Publication number
RU2018136935A
RU2018136935A RU2018136935A RU2018136935A RU2018136935A RU 2018136935 A RU2018136935 A RU 2018136935A RU 2018136935 A RU2018136935 A RU 2018136935A RU 2018136935 A RU2018136935 A RU 2018136935A RU 2018136935 A RU2018136935 A RU 2018136935A
Authority
RU
Russia
Prior art keywords
hemoglobin
kda
obtaining
deoxygenated
polymerization
Prior art date
Application number
RU2018136935A
Other languages
Russian (ru)
Other versions
RU2782076C2 (en
RU2018136935A3 (en
Inventor
Владимир Александрович Харламов
Ольга Борисовна Брускова
Ирина Григорьевна Кондрашева
Елена Евгеньевна Калашникова
Екатерина Валерьевна Бондаренко
Кенес Тагаевич Еримбетов
Анна Яковлевна Гончарова
Рахимджан Ахметджанович Розиев
Original Assignee
Общество с ограниченной ответственностью "Паритет"
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by Общество с ограниченной ответственностью "Паритет" filed Critical Общество с ограниченной ответственностью "Паритет"
Priority to RU2018136935A priority Critical patent/RU2782076C2/en
Priority claimed from RU2018136935A external-priority patent/RU2782076C2/en
Priority to PCT/RU2019/050191 priority patent/WO2020080978A2/en
Publication of RU2018136935A publication Critical patent/RU2018136935A/en
Publication of RU2018136935A3 publication Critical patent/RU2018136935A3/ru
Application granted granted Critical
Publication of RU2782076C2 publication Critical patent/RU2782076C2/en

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Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K38/00Medicinal preparations containing peptides
    • A61K38/16Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof
    • A61K38/41Porphyrin- or corrin-ring-containing peptides
    • A61K38/42Haemoglobins; Myoglobins

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Proteomics, Peptides & Aminoacids (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Immunology (AREA)
  • Medicinal Chemistry (AREA)
  • Gastroenterology & Hepatology (AREA)
  • Chemical & Material Sciences (AREA)
  • Epidemiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
  • Medicines Containing Material From Animals Or Micro-Organisms (AREA)
  • Peptides Or Proteins (AREA)

Claims (3)

Способ получения кровезаменителя, включающий получение дезоксигенированного гемоглобина, его полимеризацию, очистку и сушку, причем получение дезоксигенированного гемоглобина включает сепарацию, гемолиз, отделение стромы, осаждение негемовых белков и их удаление из полученного раствора гемоглобина, фильтрацию; полимеризация включает обработку полученного дезоксигенированного гемоглобина немодифицированным глутаровым альдегидом, завершение реакции полимеризации проводят путем внесения боргидрида натрия; очистка включает диафильтрацию, отличающийся тем, что для получения дезоксигенированного гемоглобина выделяют свободную от лейкоцитов эритроцитарную массу посредством плазмафереза, осаждение негемовых белков ведут путем добавления к раствору гемоглобина сухого хлорида натрия при концентрации 0,6 мас.%, этап диафильтрации для очистки полимеризованного гемоглобина осуществляют в одну стадию на отсекающих мембранах по молекулярной массе 100 кДа, получают готовый продукт со следующим молекулярным составом гемоглобина:A method of obtaining a blood substitute, including obtaining deoxygenated hemoglobin, its polymerization, cleaning and drying, and obtaining deoxygenated hemoglobin includes separation, hemolysis, stroma separation, precipitation of non-heme proteins and their removal from the resulting hemoglobin solution, filtration; polymerization includes processing the obtained deoxygenated hemoglobin with unmodified glutaraldehyde; completion of the polymerization reaction is carried out by adding sodium borohydride; purification involves diafiltration, characterized in that to obtain deoxygenated hemoglobin, a leukocyte-free erythrocyte mass is isolated by plasmapheresis, non-heme proteins are precipitated by adding dry sodium chloride to the hemoglobin solution at a concentration of 0.6 wt%, the diafiltration step is carried out to purify the polymerized hemoglobin one stage on cut-off membranes with a molecular weight of 100 kDa, a finished product with the following molecular composition of hemoglobin is obtained: - полимеризованный гемоглобин молекулярной массой более 64 кДа - от 75% до 95%; - polymerized hemoglobin with a molecular mass of more than 64 kDa - from 75% to 95%; - модифицированный гемоглобин молекулярной массой 64 кДа - от 25% до 5%.- modified hemoglobin with a molecular weight of 64 kDa - from 25% to 5%.
RU2018136935A 2018-10-19 2018-10-19 Method for production of blood substitute for use in veterinary medicine RU2782076C2 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
RU2018136935A RU2782076C2 (en) 2018-10-19 Method for production of blood substitute for use in veterinary medicine
PCT/RU2019/050191 WO2020080978A2 (en) 2018-10-19 2019-10-21 Method for producing a blood substitute for use in veterinary medicine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU2018136935A RU2782076C2 (en) 2018-10-19 Method for production of blood substitute for use in veterinary medicine

Publications (3)

Publication Number Publication Date
RU2018136935A true RU2018136935A (en) 2020-04-20
RU2018136935A3 RU2018136935A3 (en) 2022-04-25
RU2782076C2 RU2782076C2 (en) 2022-10-21

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Publication number Publication date
RU2018136935A3 (en) 2022-04-25
WO2020080978A2 (en) 2020-04-23
WO2020080978A3 (en) 2020-06-18

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