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SELECTIVE FUNCTIONALIZATION OF SEMICONDUCTOR QUANTUM DOTS WITH SHORT PEPTIDES AND INTEGRINS OF CANCER CELLS FOR BIOPHOTONIC APPLICATIONS

B. H. BAIRAMOV, V. V. TOPOROV, F. B. BAYRAMOV, M. PETUKHOV, E. A. GLAZUNOV, V. LANZOV, Y. LI, D. RAMADURAI, P. SHI, M. DUTTA, M. A. STROSCIO, G. IRMER

Research output: Chapters, Conference Papers, Creative and Literary WorksRGC 32 - Refereed conference paper (with host publication)peer-review

Abstract

We discuss our results on study of structural properties of the nanoscale integrated colloidal semiconductor quantum dots (SQDs) such as CdS and ZnS-capped CdSe conjugated with biomolecules such as short peptides and integrins of cancer MDA-MB- 435 cells for biomedical applications. We study chemically prepared CdS SQDs functionalized with peptides composed of the following aminoacid chains: CGGGRGDS, CGGGRVDS, CGGIKVAV, and CGGGLDV. The effective diameter of the CdS SQDs is 3 nm. The cysteine (C) aminoacid links to CdS SQDs via the thiol link, the GGG sequences of glycine (G) amino acid, provide a spacer in the amino acid chain. The RGDS, RVDS, IKAV, and LDV sequences have selective affinities to specialized transmembrane cellular structures known as integrins of neurons and MDA-MB-435 cancer cells, respectively. We also studied a role of water and other bioenvironments in stability, surface properties, dynamical and structural characteristics of these systems.
Original languageEnglish
Title of host publicationPhysics, Chemistry and Application of Nanostructures: Reviews and Short Notes: Proceedings of the International Conference, Nanomeeting-2007, Minsk, Belarus, 22-25 May 2007
EditorsV E Borisenko, V S Gurin, S V Gaponenko
Place of PublicationSingapore
PublisherWorld Scientific Publishing Co. Pte Ltd
Pages511-515
ISBN (Electronic)9789814475709, 9789812770950
ISBN (Print)9789812705990
DOIs
Publication statusPublished - May 2007
Externally publishedYes
EventInternational Conference on Physics, Chemistry and Application of Nanostructures (NANOMEETING-2007) - Minsk, Belarus
Duration: 22 May 200725 May 2007

Conference

ConferenceInternational Conference on Physics, Chemistry and Application of Nanostructures (NANOMEETING-2007)
Abbreviated titleNANOMEETING-2007
PlaceBelarus
CityMinsk
Period22/05/0725/05/07

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 3 - Good Health and Well-being
    SDG 3 Good Health and Well-being

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