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Просмотр по автору "Ivanov A."

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A new genus of ptyctodont (Placodermi) from the late Devonian of Baltic area

Trinajstic K.; Long J.; Ivanov A.; Mark-Kurik E. (2019)

Â© Texas A and M University. All rights reserved. The ptyctodont fish first referred to as Chelyophorus pskovensis Obruchev, 1947 from the Early Frasnian (Late Devonian) of Velikaya River, Pskov Region, Russia, is redescribed ...
A whole-cell amperometric herbicide biosensor based on magnetically functionalised microalgae and screen-printed electrodes

Zamaleeva A.; Sharipova I.; Shamagsumova R.; Ivanov A.; Evtugyn G.; Ishmuchametova D.; Fakhrullin R. (2011)

We report the fabrication of an amperometric whole-cell herbicide biosensor based on magnetic retention of living cells functionalised with magnetic nanoparticles (MNPs) on the surface of a screen-printed electrode. We ...
Acanthodians from the Silurian–Devonian boundary beds of Novaya Zemlya Archipelago, Russia

Burrow C.; Ivanov A.; Ershova V. (2018)

© 2018, © 2018 Geologiska Föreningen. An acanthodian assemblage is reported for the first time from the Silurian–Devonian boundary beds of Novaya Zemlya Archipelago, Russia. The acanthodian scales and rare other vertebrate ...
Acetylcholinesterase biosensor based on single-walled carbon nanotubes - Co phtalocyanine for organophosphorus pesticides detection

Ivanov A.; Younusov R.; Evtugyn G.; Arduini F.; Moscone D.; Palleschi G. (2011)

A simple and reliable technique has been developed for the construction of an amperometric acetylcholinesterase biosensor based on screen-printed carbon electrodes. For the first time, one-step modification using single-walled ...
Acetylcholinesterase Sensor Based on Polyelectrolyte Complexes with DNA inclusion for the Determination of Reversible Inhibitors

Davletshina R.; Ivanov A.; Evtugyn G. (2019)

© 2019 Wiley-VCH Verlag GmbH & Co. KGaA, Weinheim The acetylcholinesterase (AChE) biosensor has been developed for the determination of reversible inhibitors applied in the Alzheimer's disease therapy, i. e., Huperzine ...
Adverse climatic conditions and their consequences for human health

Perevendtsev Y.; Aukhadeev T.; Ivanov A. (2016)

© 2016, International Journal of Pharmacy and Technology. All rights reserved.The overview of works on problem of environment impact on human health is presented. Consequences of summer heat of year 2003 in Western Europe, ...
Amperometric DNA-peroxidase sensor for the detection of pharmaceutical preparations

Evtugyn G.; Goldfarb O.; Budnikov H.; Ivanov A.; Vinter V. (2005)

Novel DNA-sensor with enzymatic amplification of the signal has been developed on the base of glassy carbon electrode modified with ds-DNA and horseradish peroxidase (HRP). Phenothiazine dyes Methylene Blue and Methylene ...
Amperometric flow-through biosensor for the determination of cholinesterase inhibitors

Evtugyn G.; Ivanov A.; Gogol E.; Marty J.; Budnikov H. (1999)

An amperometric flow-through biosensor based on epoxy-carbon electrode and butyrylcholinesterase immobilised on nylon, cellulose nitrate or white tracing paper has been developed and examined for the determination of ...
Amperometric immunoassay of azinphos-methyl in water and honeybees based on indirect competitive ELISA

Ivanov A.; Evtugyn G.; Budnikov H.; Girotti S.; Ghini S.; Ferri E.; Montoya A.; Mercader J. (2008)

An electrochemical immunosensor based on indirect competitive ELISA technique has been developed and tested for the detection of azinphos-methyl in aqueous solutions and spiked honeybee extracts. The detection of the ...
Cholinesterase Biosensors Based on Screen-Printed Electrodes Modified with Co-Phtalocyanine and Polycarboxylated Thiacalixarenes

Evtugyn G.; Younusov R.; Ivanov A.; Sitdikov R.; Galuchin A.; Budnikov H.; Stoikov I.; Antipin I. (2012)

New acetylcholinesterase biosensors have been developed on the base of screen-printed electrodes modified with Co-phtalocyanine and polycarboxylated thiacalixarenes as enzyme support. The biosensors showed improved operational ...
Cholinesterase sensors based on screen-printed electrodes for detection of organophosphorus and carbamic pesticides

Ivanov A.; Evtugyn G.; Budnikov H.; Ricci F.; Moscone D.; Palleschi G. (2003)

Cholinesterase sensors based on screen-printed electrodes modified with polyaniline, 7,7′,8,8′-tetracyanoquinodimethane (TCNQ), and Prussian blue have been developed and tested for detection of anticholinesterase pesticides ...
Cholinesterase sensors based on thick-film graphite electrodes for the flow-injection determination of organophosphorus pesticides

Ivanov A.; Evtyugin G.; Brainina K.; Budnikov G.; Stenina L. (2002)

Flow cholinesterase sensors based on planar thick-film graphite electrodes and immobilized preparations of acetyl- and butyrylcholinesterase with various activities were developed. Analytical parameters of the determination ...
Chondrithyans from the lower permian of Mechetlino, South Urals, Russia

Ivanov A. (2016)

© 2016, Czech Geological Society. All rights reserved.A chondrichthyan assemblage is described from the Early Permian (Artinskian and Kungurian) of Mechetlino Quarry (Bashkortostan, South Urals). The assemblage includes ...
Comparative assessment of electrochemical biosensors for determining inhibitors - Environmental pollutants

Budnikov G.; Evtyugin G.; Rizaeva E.; Ivanov A.; Latypova V. (1999)

Electrochemical biosensors are developed on the basis of pH and carbon-paste electrodes with replaceable cholinesterase membranes supported on paper or polymeric membranes (Nylon, Hybond, Amersham and cellulose nitrate, ...
Comparative investigation of electrochemical cholinesterase biosensors for pesticide determination

Ivanov A.; Evtugyn G.; Gyurcsányi R.; Tóth K.; Budnikov H. (2000)

A number of potentiometric biosensors based on cholinesterases from various sources have been developed and examined for the determination of Co- Ral and Trichlorfon to establish factors affecting the analytical performance ...
Discrimination of apple juice and herbal liqueur brands with solid-state electrodes covered with polyaniline and thiacalixarenes

Evtugyn G.; Belyakova S.; Shamagsumova R.; Saveliev A.; Ivanov A.; Stoikova E.; Dolgova N.; Stoikov I.; Antipin I.; Budnikov H. (2010)

Solid-contact ion-selective electrodes based on glassy carbon electrode covered with electropolymerized polyaniline and tetrasubstituted thiacalix[4]arene ionophores with hexyl and o-pyridylamido functional groups at the ...
Early to Middle Jurassic history of the southern Siberian continent (Transbaikalia) recorded in sediments of the Siberian Craton: Sm-Nd and U-Pb provenance study

Demonterova E.; Ivanov A.; Mikheeva E.; Arzhannikova A.; Frolov A.; Arzannikov S.; Bryanskiy N.; Pavlova L. (2017)

© SGF, Published by EDP Sciences 2017. The deposition of Jurassic continental sedimentary rocks in the southern part of the Siberian continent (Transbaikalia) reflects the intensification of tectonomagmatic processes in ...
Effects of short-term weather changes in Naberezhnye Chelny city on people suffering from ischemic heart disease

Emelina S.; Rubinshtein K.; Gur’yanov V.; Perevedentsev Y.; Ivanov A. (2015)

© 2015, Allerton Press, Inc. Studied are the effects that variations of meteorological parameters at different time scales in Naberezhnye Chelny city produce on people suffering from ischemic heart disease. The number of ...
Efficiency of specific biopreparations in organic waste management

Matrosova L.; Tremasov M.; Cherednichenko Y.; Matveeva E.; Ivanov A.; Mukminov M.; Shuralev E. (2016)

Background: Biological approach is becoming more popular in the protection of the environment by organic waste of agricultural holdings due to economic efficiency and absence of additional damage to the ecosystem. ...
Electrochemical biosensor based on polyelectrolyte complexes for the determination of reversible inhibitors of acetylcholinesterase

Ivanov A.; Davletshina R.; Sharafieva I.; Evtugyn G. (2019)

© 2018 Elsevier B.V. Reversible inhibitors of acetylcholinesterase are increasingly applied in the Alzheimer's disease therapy. Their determination with biosensors requires special attention to the enzyme immobilization ...

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