Publication details

Elegant, rapid and simple procedure for labeling of antibodies with fluorescent ZnCd/S quantum dots for laser ablation ICP-MS detection

Authors

ASSI Navid PAVELICOVA Kristyna VACULOVICOVA Marketa VACULOVIČ Tomáš

Year of publication 2021
Type Article in Proceedings
Conference 12th International Conference on Nanomaterials - Research and Application, NANOCON 2020
MU Faculty or unit

Faculty of Science

Citation ASSI, Navid, Kristyna PAVELICOVA, Marketa VACULOVICOVA and Tomáš VACULOVIČ. Elegant, rapid and simple procedure for labeling of antibodies with fluorescent ZnCd/S quantum dots for laser ablation ICP-MS detection. Online. In 12th International Conference on Nanomaterials - Research and Application, NANOCON 2020. Ostrava: TANGER Ltd., 2021, p. 395-398. ISBN 978-80-87294-98-7. Available from: https://dx.doi.org/10.37904/nanocon.2020.3752.
web https://www.confer.cz/nanocon/2020/3752-elegant-rapid-and-simple-procedure-for-labeling-of-antibodies-with-fluorescent-cdzn-s-nanoparticles-for-la-icp-ms-detection
Doi http://dx.doi.org/10.37904/nanocon.2020.3752
Keywords Antibody; antigen; quantum dots; cleavage disulfide bonds; fluorescent
Description Antibody labeling with a signal-providing tag (e.g. an enzyme, chromophore, fluorophore, metal chelate, radioisotope, etc.) is a key procedure in bioanalytical techniques such an enzyme-linked immunosorbent assay, western blot, or immunohistochemical analysis. The process may be laborious, impair the activity, and time-consuming. Concisely, in this work, an elegant method of rapid and effective antibody labeling by quantum dots was developed taking advantage of partial reduction of antibody structure and UV-induced quantum dot formation. Zinc and cadmium with the thiol group of the antibody as capping agents stabilizing the fluorescent nanoparticle while the biorecognition capabilities were maintained. The ZnCd/S quantum dots creation has to prosper detected with capillary electrophoresis (CE) and laser ablation ICP- MS (LA- ICP- MS).

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