RU2017140053A - Method for the production of melanin (astromelanin) - Google Patents

Method for the production of melanin (astromelanin) Download PDF

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Publication number
RU2017140053A
RU2017140053A RU2017140053A RU2017140053A RU2017140053A RU 2017140053 A RU2017140053 A RU 2017140053A RU 2017140053 A RU2017140053 A RU 2017140053A RU 2017140053 A RU2017140053 A RU 2017140053A RU 2017140053 A RU2017140053 A RU 2017140053A
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RU
Russia
Prior art keywords
melanin
solution
astromelanin
increase
production
Prior art date
Application number
RU2017140053A
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Russian (ru)
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RU2017140053A3 (en
Inventor
Галина Ивановна Воробьева
Светлана Павловна Лях
Лев Васильевич Булгак
Ирина Анатольевна Буторова
Александра Ивановна Заикина
Алексей Вячеславович Афонин
Дмитрий Александрович Лабин
Виктор Васильевич Барсуков
Original Assignee
Галина Ивановна Воробьева
Светлана Павловна Лях
Лев Васильевич Булгак
Ирина Анатольевна Буторова
Александра Ивановна Заикина
Алексей Вячеславович Афонин
Лабин Дмитрий Алексеевич
Виктор Васильевич Барсуков
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Application filed by Галина Ивановна Воробьева, Светлана Павловна Лях, Лев Васильевич Булгак, Ирина Анатольевна Буторова, Александра Ивановна Заикина, Алексей Вячеславович Афонин, Лабин Дмитрий Алексеевич, Виктор Васильевич Барсуков filed Critical Галина Ивановна Воробьева
Priority to RU2017140053A priority Critical patent/RU2017140053A/en
Publication of RU2017140053A publication Critical patent/RU2017140053A/en
Publication of RU2017140053A3 publication Critical patent/RU2017140053A3/ru

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Claims (1)

Способ промышленного микробиологического получения меланина («Астромеланин»), включающий культивирование дрожжей Nadsoniella nigra на питательной среде с источником углерода, азота, фосфора и последующую экстракцию из биомассы раствором щелочи, выделением из раствора и сушкой, отличающийся тем, что для повышения выхода меланина, снижения технологических потерь и повышения степени чистоты меланина выделение, концентрацию и очистку меланина ведут путем последовательного фильтрования раствора меланина на мембранных фильтрах с диаметром пор от 0,45 мкм до обеспечивающих отделение молекул массой 5 кДа.A method of industrial microbiological production of melanin ("Astromelanin"), including the cultivation of the yeast Nadsoniella nigra on a nutrient medium with a source of carbon, nitrogen, phosphorus and subsequent extraction from biomass with an alkali solution, separation from solution and drying, characterized in that to increase the yield of melanin, reduce technological losses and increase in the degree of purity of melanin; selection, concentration and purification of melanin is carried out by successive filtration of the melanin solution on membrane filters with a pore diameter of 0.45 microns to ensure separation of molecular weight 5 kDa.
RU2017140053A 2017-11-17 2017-11-17 Method for the production of melanin (astromelanin) RU2017140053A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU2017140053A RU2017140053A (en) 2017-11-17 2017-11-17 Method for the production of melanin (astromelanin)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU2017140053A RU2017140053A (en) 2017-11-17 2017-11-17 Method for the production of melanin (astromelanin)

Publications (2)

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RU2017140053A true RU2017140053A (en) 2019-05-17
RU2017140053A3 RU2017140053A3 (en) 2019-05-17

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RU2017140053A RU2017140053A (en) 2017-11-17 2017-11-17 Method for the production of melanin (astromelanin)

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RU2017140053A3 (en) 2019-05-17

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FA92 Acknowledgement of application withdrawn (lack of supplementary materials submitted)

Effective date: 20200910