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Анагаахын Шинжлэх Ухааны Үндэсний Их Сургууль. Хаяг: Анагаахын Шинжлэх Ухааны Үндэсний Их Сургууль, С.Зоригийн гудамж, Ш/Х-48/111 Улаанбаатар хот 14210, Монгол Улс И-мэйл: [email protected].
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Пурините са хетероциклични ароматни органични съединения, състоящи се от пиримидинов пръстен слепен с имидазолов пръстен. Пуриновите бази са по-големи сравнение с пиримидиновите. Техни представители са аденин и гуанин. Тези азотни бази са двупръстенни. Част са от нуклеотидите на ДНК и РНК. По правилото за …
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Состав сухих и влажных кормов Purina ® разработан на основе научных исследований и отвечает высоким стандартам безопасности и качества. Популярное за месяц Мы считаем, что забота о домашних животных должна основываться на научных знаниях. Более 500 ученых в исследовательских центрах Purina ® ежедневно
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Purine is aromatic, having four tautomers each with a hydrogen bonded to a different one of the four nitrogen atoms. These are identified as 1-H, 3-H, 7-H, and 9-H (see image of numbered ring). The common crystalline form favours the 7-H tautomer, while in polar solvents both the 9-H and 7-H tautomers predominate. [7]
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Dietary sources. Purines are found in high concentration in meat and meat products, especially internal organs such as liver and kidney.In general, plant-based diets are low in purines. High-purine plants and algae include some legumes (lentils and black eye peas) and spirulina.Examples of high-purine sources include: sweetbreads, anchovies, sardines, liver, …
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