Тип публикации: статья из журнала
Год издания: 2014
Ключевые слова: Biodegradation, Butyrylcholinesterase, Fluorescent probe, In vivo bioimaging, Pharmacokinetics, Proteolysis, Self-quenching
Аннотация: Recombinant proteins represent a large sector of the biopharma market. Determination of the main elimination pathways raises the opportunities to significantly increase their half-lives in vivo. However, evaluation of biodegradation of pharmaceutical biopolymers performed in the course of pre-clinical studies is frequently complicated. Noninvasive pharmacokinetic and biodistribution studies in living organism are possible using proteins conjugated with near-infrared dyes. In the present study we designed a highly efficient probe based on fluorescent dye self-quenching for monitoring of in vivo biodegradation of recombinant human butyrylcholinesterase. The maximum enhancement of integral fluorescence in response to degradation of an intravenously administered enzyme was observed 6 h after injection. Importantly, excessive butyrylcholinesterase labeling with fluorescent dye results in significant changes in the pharmacokinetic properties of the obtained conjugate. This fact must be taken into consideration during future pharmacokinetic studies using in vivo bioimaging. © 2014 Park-media, Ltd.
Издание
Журнал: Acta Naturae
Выпуск журнала: Vol. 6, Is. 23
Номера страниц: 54-59
Персоны
- Terekhov S.S. (Shemyakin-Ovchinnikov Institute of Bioorganic Chemistry, Russian Academy of Sciences, Miklukho-Maklaya Str., 16/10, GSP-7, Moscow, Russian Federation)
- Smirnov I.V. (Shemyakin-Ovchinnikov Institute of Bioorganic Chemistry, Russian Academy of Sciences, Miklukho-Maklaya Str., 16/10, GSP-7, Moscow, Russian Federation, Kazan Federal University, Kremlevskaya str. 18, Kazan, Republic of Tatarstan, Russian Fed)
- Shamborant O.G. (Shemyakin-Ovchinnikov Institute of Bioorganic Chemistry, Russian Academy of Sciences, Miklukho-Maklaya Str., 16/10, GSP-7, Moscow, Russian Federation)
- Zenkova M.A. (Institute of Chemical Biology and Fundamental Medicine, Siberian Branch of the Russian Academy of Sciences, Lavrentiev Ave., 8, Novosibirsk, Russian Federation)
- Chernolovskaya E.L. (Institute of Chemical Biology and Fundamental Medicine, Siberian Branch of the Russian Academy of Sciences, Lavrentiev Ave., 8, Novosibirsk, Russian Federation)
- Gladkikh D.V. (Institute of Chemical Biology and Fundamental Medicine, Siberian Branch of the Russian Academy of Sciences, Lavrentiev Ave., 8, Novosibirsk, Russian Federation)
- Murashev A.N. (Branch of the Shemyakin-Ovchinnikov Institute of Bioorganic Chemistry, Russian Academy of Sciences, Pushchino, Moscow region, Russian Federation)
- Dyachenko I.A. (Branch of the Shemyakin-Ovchinnikov Institute of Bioorganic Chemistry, Russian Academy of Sciences, Pushchino, Moscow region, Russian Federation)
- Knorre V.D. (Shemyakin-Ovchinnikov Institute of Bioorganic Chemistry, Russian Academy of Sciences, Miklukho-Maklaya Str., 16/10, GSP-7, Moscow, Russian Federation)
- Belogurov A.A. (Shemyakin-Ovchinnikov Institute of Bioorganic Chemistry, Russian Academy of Sciences, Miklukho-Maklaya Str., 16/10, GSP-7, Moscow, Russian Federation, Kazan Federal University, Kremlevskaya str. 18, Kazan, Republic of Tatarstan, Russian F)
- Ponomarenko N.A. (Shemyakin-Ovchinnikov Institute of Bioorganic Chemistry, Russian Academy of Sciences, Miklukho-Maklaya Str., 16/10, GSP-7, Moscow, Russian Federation)
- Deyev S.M. (Shemyakin-Ovchinnikov Institute of Bioorganic Chemistry, Russian Academy of Sciences, Miklukho-Maklaya Str., 16/10, GSP-7, Moscow, Russian Federation)
- Vlasov V.V. (Institute of Chemical Biology and Fundamental Medicine, Siberian Branch of the Russian Academy of Sciences, Lavrentiev Ave., 8, Novosibirsk, Russian Federation)
- Gabibov A.G. (Shemyakin-Ovchinnikov Institute of Bioorganic Chemistry, Russian Academy of Sciences, Miklukho-Maklaya Str., 16/10, GSP-7, Moscow, Russian Federation, Kazan Federal University, Kremlevskaya str. 18, Kazan, Republic of Tatarstan, Russian Fed)
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