Results 1 to 10 of about 672 (79)

Improvement of Seed-Mediated Growth of Gold Nanoparticle Labels for DNA Membrane-Based Assays [PDF]

Biosensors, 2022
Gold nanoparticles (AuNPs) are popular labels for colorimetric detection of various analytes, involving proteins, nucleic acids, viruses, and whole cells because of their outstanding optical properties, inertness, and modification variability.
Galina V. Presnova, Gleb A. Zhdanov, Luibov Yu. Filatova, Mariya M. Ulyashova, Denis E. Presnov, Maya Yu. Rubtsova   +5 more
doaj   +2 more sources

Multiplex Microarrays in 96-Well Plates Photoactivated with 4-Azidotetrafluorobenzaldehyde for the Identification and Quantification of β-Lactamase Genes and Their RNA Transcripts [PDF]

Current Issues in Molecular Biology, 2023
Antibiotic-resistant bacteria represent a global issue that calls for novel approaches to diagnosis and treatment. Given the variety of genetic factors that determine resistance, multiplex methods hold promise in this area. We developed a novel method to
Mariya M. Ulyashova, Galina V. Presnova, Anna A. Filippova, Vitaly G. Grigorenko, Alexey M. Egorov, Maya Yu. Rubtsova   +5 more
doaj   +2 more sources

Multiplex Digital Quantification of β-Lactamase Genes in Antibiotic-Resistant Bacteria by Counting Gold Nanoparticle Labels on Silicon Microchips [PDF]

Biosensors, 2022
Digital quantification based on counting of individual molecules is a promising approach for different biomedical applications due to its enhanced sensitivity.
Galina V. Presnova, Denis E. Presnov, Anna A. Filippova, Ilia I. Tsiniaikin, Mariya M. Ulyashova, Maya Yu. Rubtsova   +5 more
doaj   +2 more sources

Presnova beljakovin in dejavniki, ki vplivajo nanjo

Acta Agriculturae Slovenica, 1999
Ravnovesje med sintezo in cepitvijo beljakovin (obrat beljakovin) uravnava celotno maso beljakovin v telesu. Sinteza novo nastalih beljakovin poteka prek velikega števila zapletenih in ponavljajočih reakcij.
Tatjana PIRMAN, Jasna M. A. STEKAR, Etiennette COMBE   +2 more
doaj   +2 more sources

Electrochemical sensor for the detection of serine β-lactamase catalytic activity [PDF]

Chimica Techno Acta
A new approach is proposed based on the use of electrodes modified with carbon nanomaterials to determine enzymatic activity and screening for inhibitors of serine β-lactamases such as extended spectrum β-lactamases (ESBLs). These enzymes are responsible
Victoria V. Shumyantseva, Tatiana V. Bulko, Galina V. Presnova, Vitaly G. Grigorenko, Maya Yu. Rubtsova   +4 more
doaj   +5 more sources

Case of Fyodor Rokotov: A Dialogue between Experts and Art Historians

Известия Уральского федерального университета. Серия 2: Гуманитарные науки, 2021
This article deals with the relevant issue of interaction between an art historian and an expert in the context of stylistic and technological studies of the work of eighteenth-century artist Fyodor Stepanovich Rokotov.
Maria Igorevna Stikhina
doaj   +1 more source

A New Approach toward the Realization of Specific and Label‐Free Biological Sensing Based on Field‐Effect Devices

Advanced Electronic Materials, Volume 8, Issue 12, December 2022., 2022
The silicon meta‐nano channel biologically‐modified field‐effect transistor (BioFET) is multi‐channel device employed for the specific and label‐free sensing of prostate specific antigen. Abstract Specific and label‐free detection of biological interactions is paramount to a plethora of technological applications ranging from home‐care diagnostics to ...
Ie Mei Bhattacharyya, Izhar Ron, Ruth Shima‐Edelstein, Evgeny Pikhay, Yakov Roizin, Gil Shalev   +5 more
wiley   +1 more source

Case of thrombosis of the portal vein and its branches in a patient seropositive for Borrelia antigens [PDF]

Терапевтический архив, 2018
Borreliosis after sucking ticks is an acute problem in the world. People do not go to doctors after that often, which leads to the development of various complications. Thrombosis of veins of various localization can be one of them.
E V Reznik, M P Prushkovskaya, E D Presnova, N A Novikova, R A Ivaschenko, E I Dedov, A E Nikitin, I G Nikitin   +7 more
doaj   +1 more source

Magnetotransport properties of FeSe in fields up to 50T [PDF]

, 2017
Magnetotransport properties of the high-quality FeSe crystal, measured in a wide temperature range and in magnetic fields up to 50 T, show the symmetry of the main holelike and electronlike bands in this compound. In addition to the main two bands, there
Chareev, D. A., Kulbachinskii, V. A., Kytin, V. G., Ovchenkov, Y. A., Presnov, D. E., Skourski, Y., Vasiliev, A. N., Volkova, O. S.   +7 more
core   +1 more source

Caroli Disease (Clinical Observation)

Российский журнал гастроэнтерологии, гепатологии, колопроктологии, 2019
The incidence of Caroli disease is estimated to be 1 case per 1 million people; as a result, there are very few available clinical observations. At the moment, the treatment of Caroli disease is limited to symptomatic therapy and the prevention of ...
I. G. Nikitin, A. A. Karabinenko, A. E. Nikitin, E. I. Dedov, D. G. Zhukova, E. D. Presnova, S. A. Korvyakov, R. H. Azimov, E. V. Reznik   +8 more
doaj   +1 more source