Optical Detection of Immune Complexes Using Colloidal Gold Nanoparticles
- Authors: Spitsyn A.N.1, Utkin D.V.1, Kireev M.N.1, Sharapova N.A.1, Erokhin P.S.1, Germanchuk V.G.1, Kochubey V.I.2,3
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Affiliations:
- Russian Antiplague Research Institute Microbe
- Chernyshevsky Saratov National Research State University
- National Research Tomsk State University
- Issue: Vol 125, No 5 (2018)
- Pages: 810-814
- Section: Applied Optics
- URL: https://ogarev-online.ru/0030-400X/article/view/165866
- DOI: https://doi.org/10.1134/S0030400X18110280
- ID: 165866
Cite item
Abstract
The possibility of detecting the formation of immune complexes with the use of antibodies labeled with colloidal gold nanoparticles and optical spectroscopy is considered. Changes in the spectral characteristics of sols of gold nanoparticles with diameters of 15, 60, and 90 nm conjugated with immunoglobulins in the presence of especially dangerous infectious agents are recorded and analyzed. The data obtained indicate that the developed methodological approach to optical detection of immune complexes may be promising for creating immunochemical methods of identification of infectious agents.
About the authors
A. N. Spitsyn
Russian Antiplague Research Institute Microbe
Author for correspondence.
Email: rusrapi@microbe.ru
Russian Federation, Saratov, 410005
D. V. Utkin
Russian Antiplague Research Institute Microbe
Email: rusrapi@microbe.ru
Russian Federation, Saratov, 410005
M. N. Kireev
Russian Antiplague Research Institute Microbe
Email: rusrapi@microbe.ru
Russian Federation, Saratov, 410005
N. A. Sharapova
Russian Antiplague Research Institute Microbe
Email: rusrapi@microbe.ru
Russian Federation, Saratov, 410005
P. S. Erokhin
Russian Antiplague Research Institute Microbe
Email: rusrapi@microbe.ru
Russian Federation, Saratov, 410005
V. G. Germanchuk
Russian Antiplague Research Institute Microbe
Email: rusrapi@microbe.ru
Russian Federation, Saratov, 410005
V. I. Kochubey
Chernyshevsky Saratov National Research State University; National Research Tomsk State University
Email: rusrapi@microbe.ru
Russian Federation, Saratov, 410012; Tomsk, 634050
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