Zobrazeno 1 - 10
of 32
pro vyhledávání: '"Vardan K Gasparyan"'
Spherical nanoparticles of silver were sensitized by glucose, lactose, dextran, and chitosan. Interactions of these nanoparticles with normal and cancerous tissues of the stomach and the intestine were studied. It was shown that nanoparticles sensiti
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::c7de676020cba7ca988e6e88c16b43cd
https://doi.org/10.21203/rs.3.rs-2599580/v1
https://doi.org/10.21203/rs.3.rs-2599580/v1
Publikováno v:
Journal of Immunoassay and Immunochemistry. 41:761-767
In the article, presence of antibodies to protein components of oxidized human donor plasma was demonstrated. It was shown that normal plasma oxidized by CuCl2, FeSO4, or potassium ferricyanide acq...
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::42b6fe08d96b00385d7d366fecb973f6
https://doi.org/10.1080/15321819.2020.1765796
https://doi.org/10.1080/15321819.2020.1765796
Autor:
Vardan K Gasparyan
Publikováno v:
Journal of AOAC International. 105(4)
Background Organophosphate pesticides (OP) pose risks to health and the environment, and monitoring them is an urgent task. Objective Development of a method for their determination in water and food. Method A simple photometric method for the determ
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::d2bd094711435d6401112607cfbc5ace
https://pubmed.ncbi.nlm.nih.gov/35015854
https://pubmed.ncbi.nlm.nih.gov/35015854
Publikováno v:
Clinical Cancer Drugs. 5:113-118
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::c736a485d766e5941cfcf2a8ba601f0c
https://doi.org/10.2174/2212697x06666190110120026
https://doi.org/10.2174/2212697x06666190110120026
Autor:
Qristine G Gyurjyan, Varduhi A. Hovhannisyan, Vardan K. Gasparyan, Mariam V. Mikaelyan, Gayane G. Poghosyan
Publikováno v:
Analytical methods : advancing methods and applications. 12(27)
Anisotropic silver nanoparticles sensitized by various lectins were applied for detection of yeast (Saccharomyces cerevisiae) which was used as a model of fungal cells. It was shown that high concentrations of yeast cells have stabilized silver nanop
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::8d518c0c202df97373abf3fa13695c6f
https://pubmed.ncbi.nlm.nih.gov/32672270
https://pubmed.ncbi.nlm.nih.gov/32672270
Publikováno v:
Talanta. 194:977-979
Аbstract Antibodies to oxidized lipoproteins are useful markers for diagnosis and prognosis of some heart diseases. Low density lipoproteins (LDL) were purified from human plasma and were oxidized by CuCl2. They were immobilized on anisotropic silve
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::896e5780206f9235e3cf352ee63ef56f
https://doi.org/10.1016/j.talanta.2018.10.103
https://doi.org/10.1016/j.talanta.2018.10.103
Publikováno v:
Talanta. 175:366-369
C-type lectin from hen egg shell as a recognition ligand for detection of St. aureus was applied. Three approaches for detection of bacteria were used and the sensitivities of the assays were compared. Two of them included spherical and anisotropic s
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::d9d9fdd26cf488d0157f0ff86c75b274
https://doi.org/10.1016/j.talanta.2017.07.062
https://doi.org/10.1016/j.talanta.2017.07.062
Autor:
Vardan K. Gasparyan, Seda S. Marukhyan
Publikováno v:
Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy. 173:34-38
Quantitative determination of HSA was conducted by competitive immunoassay. Inhibition of aggregation of antibody conjugated quantum dots (QD) with albumin conjugated silver nanoparticles (AgNPs) in the presence of HSA was conducted. If antibody-load
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::5dadaf7957c61664e44893a94240d6ba
https://doi.org/10.1016/j.saa.2016.08.029
https://doi.org/10.1016/j.saa.2016.08.029
Autor:
N. I. Smirnova, Vardan K. Gasparyan, Anatoly V. Zherdev, Olga D. Hendrickson, Boris B. Dzantiev
Publikováno v:
Applied Biochemistry and Microbiology. 53:107-113
In this study, we developed a microplate sandwich analysis of Escherichia coli and Staphylococcus aureus bacterial pathogens based on the interaction of their cell wall carbohydrates with natural receptors called lectins. An immobilized lectin-cell-b
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::91de72b60624b675f8d7d4331c995277
https://doi.org/10.1134/s0003683817010082
https://doi.org/10.1134/s0003683817010082
Autor:
Olga D. Hendrickson, Mariam V. Mikaelyan, Boris B. Dzantiev, Gayane G. Poghosyan, Vardan K. Gasparyan
Publikováno v:
Analytica chimica acta. 981
Efficacy of anisotropic silver nanoparticles sensitized with wheat germ agglutinin (WGA) and Lens culinaris agglutinin (LCA) was studied for detection of Staphylococcus aureus and Escherichia coli . It was demonstrated that interaction of these nanop
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::eebc6412fd7638987e2fe9e2956a1f34
https://pubmed.ncbi.nlm.nih.gov/28693732
https://pubmed.ncbi.nlm.nih.gov/28693732