Казанский (Приволжский) федеральный университет, КФУ
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INTERPOLYELECTROLYTE MIXED NANOPARTICLES FROM ANIONIC AND CATIONIC THIACALIX[4]ARENES FOR SELECTIVE RECOGNITION OF MODEL BIOPOLYMERS
Форма представленияСтатьи в зарубежных журналах и сборниках
Год публикации2019
Языканглийский
  • Кунафина Айсылу Фависовна, автор
  • Нугманова Айгуль Рафилевна, автор
  • Осин Юрий Николаевич, автор
  • Падня Павел Леонидович, автор
  • Стойков Иван Иванович, автор
  • Якимова Людмила Сергеевна, автор
  • Библиографическое описание на языке оригинала Yakimova, L. Interpolyelectrolyte mixed nanoparticles from anionic and cationic thiacalix[4]arenes for selective recognition of model biopolymers / L. Yakimova, P. Padnya, D. Tereshina, A. Nugmanova, A. Kunafina, Y. Osin, V. Evtugyn, I. Stoikov // Journal of Molecular Liquids. – 2019. – V. 279. – P. 9–17.
    Аннотация In this paper, we propose and develop an approach to synthesize an interpolyelectrolyte mixed nanoparticles of cationic and anionic thiacalix[4]arene derivatives, capable to selective recognition of model biopolymers (DNA from calf thymus, lysozyme, bovine serum albumin). Some ammonium and sulfonate derivatives of the p-tert-butylthiacalix[4]arene were chosen as supramolecular building blocks of these nanoparticles. In addition, we synthesized sulfobetaine-functionalized macrocycle where anionic and cationic groups are included in one molecular platform. Depending on conformation of macrocyclic platform (cone, 1,3-alternate) interpolyelectrolyte mixed nanoparticles with different size, stability and morphology were synthesized. We showed that the recognition of biopolymers is selective and depends on the ability to forming of nano-associates and the nature (charge) of the functional groups on the surface of the interpolyelectrolyte mixed nanoparticles. Negatively charged interpolyelectrolyte mixed nanoparticles form associates with lysozyme, while positively charged interpolyelectrolytes compact the high molecular DNA from calf thymus. The sulfobetaine derivatives of the thiacalix[4]arene stabilize monomeric form of BSA. ? 2019 Elsevier B.V.
    Ключевые слова Interpolyelectrolyte, nanoparticles, thiacalix[4]arenes, biopolymers
    Название журнала Journal of Molecular Liquids
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