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Browsing by Author "Abdullin T."

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About waste disposal problem in Russian Federation

Abdullin T.; Sabirzyanov R.; Gilmanshin I.; Kashapov N.; Gilmanshina S.; Galeeva A.; Gadirova E. (2019)

© 2019 IOP Publishing Ltd. All rights reserved. The article discusses the problems of waste disposal methods that do not cope with the task of environmentally friendly disposal of municipal solid waste (MSW). The comparison ...
Adsorption and oxidation of purine bases and their derivatives on electrodes modified with carbon nanotubes

Abdullin T.; Nikitina I.; Bondar' O. (2008)

The electrochemical behavior of nitrogen bases and their derivatives is studied on electrodes modified with carbon nanotubes. On these electrodes, the strong adsorption of purines and their oxidation is observed at potentials ...
Anti-Radical and Cytotoxic Activity of Polysuccinimide and Polyaspartic Acid of Different Molecular Weight

Salakhieva D.; Gumerova D.; Akhmadishina R.; Kamalov M.; Nizamov I.; Nemeth C.; Szilágyi A.; Abdullin T. (2016)

© 2016, Springer Science+Business Media New York.Effect of poly(succinimide) (PSI) and poly(aspartic acid) (PASP) on free radical reactions and cell viability was assessed. Molecular weight (MW) of PASPs was determined by ...
Application of electroanalytical techniques for assessment of human cells

Saifullina D.; Shakhmaeva I.; Abdullin T. (2012)

Rapid development of cell technologies stipulates the need for informative and express methods for the analysis of viability and physiological activity of human cells. We studied analytical possibilities of novel tools for ...
Assessment of metabolic activity of human cells in solution and in polymer matrix with the use of metabolite-sensitive sensors

Saifullina D.; Shakhmaeva I.; Abdullin T. (2012)

We developed metabolite-sensitive electrochemical sensors on the basis of electrodes modified with a thick film of carbon nanotubes. Modified electrodes provide efficient pre-adsorption of cellular metabolites and their ...
Binding and purification of plasmid DNA using multi-layered carbon nanotubes

Shakhmaeva I.; Bulatov E.; Bondar O.; Saifullina D.; Culha M.; Rizvanov A.; Abdullin T. (2011)

We propose a new method for the separation of nucleic acids using multi-layered carbon nanotubes (CNTs) as an adsorbent. According to agarose gel electrophoresis, oxidized water-stable CNTs adsorb certain forms of nucleic ...
Carbon nanotube-based biosensors for DNA structure characterization

Abdullin T.; Bondar' O.; Rizvanov A.; Nikitina I. (2009)

The possibility of DNA detection using electrodes modified with carbon nanotubes (CNTs) was studied. CNTs facilitate the electrochemical oxidation of DNA guanine nucleotide, which allows direct detection of DNA on a modified ...
Carbon nanotube-modified electrodes for electrochemical DNA-sensors

Abdullin T.; Nikitina I.; Ishmukhametova D.; Budnikov G.; Konovalova O.; Salakhov M. (2007)

Glassy-carbon electrodes (GCEs) are modified with preoxidized multiwalled carbon nanotubes (CNTs). According to the data of atomic force microscopy, the layers of CNTs on GCEs possess a homogeneous nanostructurized surface. ...
Comparative study of an activity of rat spinal ganglion cells and PC12 cells on the surfaces modified with bioadhesive polymers

Yakunina L.; Kurbanov R.; Bondar O.; Abdullin T. (2012)

We studied the adsorption of bioadhesive polymers (polyornithine, gelatin, laminin) on polystyrene surface by the use of dynamic light scattering. The contribution of biopolymers to resulting zeta potential of the modified ...
Conjugation of succinic acid to non-ionogenic amphiphilic polymers modulates their interaction with cell plasma membrane and reduces cytotoxic activity

Bondar O.; Sagitova A.; Badeev Y.; Shtyrlin Y.; Abdullin T. (2013)

Pluronic block copolymers L61 and L121 were reacted with succinic anhydride to produce, respectively, their mono- and bisderivatives with succinic acid. The critical micelle concentration of Pluronics decreased after ...
Design, Synthesis, and Cancer Cell Growth Inhibitory Activity of Triphenylphosphonium Derivatives of the Triterpenoid Betulin

Tsepaeva O.; Nemtarev A.; Abdullin T.; Grigor'Eva L.; Kuznetsova E.; Akhmadishina R.; Ziganshina L.; Cong H.; Mironov V. (2017)

© 2017 The American Chemical Society and American Society of Pharmacognosy. A series of new triphenylphosphonium (TPP) derivatives of the triterpenoid betulin (1, 3-lup-20(29)-ene-3β,28-diol) have been synthesized and ...
Detection of DNA depurination with the use of an electrode modified with carbon nanotubes

Abdullin T.; Nikitina I.; Bondar' O. (2008)

The possibility of detecting DNA depurination products on a glassy carbon electrode modified with carbon nanotubes (CNTs) was revealed. Adenine and a guanine DNA nucleotide were oxidized at similar potentials of about +1.1 ...
Drug diffusion along an intact mammalian cochlea

Sadreev I.; Burwood G.; Flaherty S.; Kim J.; Russell I.; Abdullin T.; Lukashkin A. (2019)

© 2019 Sadreev, Burwood, Flaherty, Kim, Russell, Abdullin and Lukashkin. Intratympanic drug administration depends on the ability of drugs to pass through the round window membrane (RW) at the base of the cochlea and diffuse ...
Educational laboratorial facility for researching the technology of plasma gasification of production and consumption wastes including medical wastes

Abdullin T.; Gilmanshin I.; Kashapov N.; Gilmanshina S.; Galeeva A.; Krainova D. (2018)

© Published under licence by IOP Publishing Ltd. The article deals with the problems of waste management methods, which do not cope with the task of ecological utilization of solid waste. Based on the analysis of literature ...
Effect of side groups on the properties of cationic polyaspartamides

Németh C.; Szabó D.; Gyarmati B.; Gerasimov A.; Varfolomeev M.; Abdullin T.; László K.; Szilágyi A. (2017)

© 2017 Elsevier Ltd Polyaspartamides with dialkylaminoalkyl and short chain alkyl side groups were synthesized and characterized in order to prepare polymer films. Their structure was confirmed by nuclear magnetic resonance ...
Effect of side groups on the properties of cationic polyaspartamides

Németh C.; Szabó D.; Gyarmati B.; Gerasimov A.; Varfolomeev M.; Abdullin T.; László K.; Szilágyi A. (2016)

© 2017 Elsevier Ltd.Polyaspartamides with dialkylaminoalkyl and short chain alkyl side groups were synthesized and characterized in order to prepare polymer films. Their structure was confirmed by nuclear magnetic resonance ...
Effect of size and protein environment on electrochemical properties of gold nanoparticles on carbon electrodes

Abdullin T.; Bondar O.; Nikitina I.; Bulatov E.; Morozov M.; Hilmutdinov A.; Salakhov M.; Çulha M. (2009)

We studied the electrochemical properties of gold nanoparticles (GNPs) and their complexes with proteins using square-wave voltammetry. Effect of the nanoparticle size and detection procedure was explored upon the oxidation ...
Effect of triphenylphosphonium moiety on spatial structure and biointeractions of stereochemical variants of YRFK motif

Klochkov V.; Abdullin T. (2018)

© 2018, European Biophysical Societies' Association. Chemical modification of therapeutic peptides is an important approach to improving their physicochemical and pharmacokinetic properties. The triphenylphosphonium (TPP) ...
Electrochemical properties of a two-component DNA-polyaniline film at the surface of glassy carbon electrode

Abdullin T.; Nikitina I.; Evtugin G.; Budnikov G.; Manapova L. (2007)

Aniline electropolymerization on a DNA-modified glassy carbon electrode gives rise to a stable composite DNA-polyaniline film possessing redox activity over a wide range of pH values. The heights and potentials of the redox ...
Electrochemical sensor for blood deoxyribonucleases: Design and application to the diagnosis of autoimmune thyroiditis

Shakhmaeva I.; Saifullina D.; Sattarova L.; Abdullin T. (2011)

We designed an electrochemical sensor based on a carbon nanotube modified electrode (ME) to analyze DNA-cleaving activity. The cleavage of high molecular weight DNA resulted in an increase in the oxidation current from DNA ...

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