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Showing 13 to 24 of 49 entries
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The experimental study of tissue integration into porous titanium implants.

Hip international : the journal of clinical and experimental research on hip pathology and therapy

Tikhilov R, Shubnyakov I, Denisov A, Konev V, Gofman I, Starchik D, Mikhailova P, Bilyk S.
PMID: 32703053
Hip Int. 2020 Jul 23;1120700020943481. doi: 10.1177/1120700020943481. Epub 2020 Jul 23.

INTRODUCTION: Due to a lack of uniform shapes and sizes of bone defects in hip and knee joint pathology, their fixing could benefit from using individually manufactured 3D-printed highly porous titanium implants. The objective of this study was to...

Persistence and multiplication of obligate anaerobe bacteria in amebae under aerobic conditions.

Anaerobe

Tomov AT, Tsvetkova ED, Tomova IA, Michailova LI, Kassovski VK.
PMID: 16887658
Anaerobe. 1999 Feb;5(1):19-23. doi: 10.1006/anae.1999.0182.

After co-cultivation of Mobiluncus curtisii, an obligate non-sporeforming anaerobe, with free living amebae from the Acanthamoeba spp. under aerobic conditions, internalization, multiplication and persistence of bacterial cells were established for at least 4-6 weeks. Under the same conditions and...

Bifurcation suppression for stability improvement in Nd:YVO4 regenerative amplifier.

Optics express

Grishin M, Gulbinas V, Michailovas A.
PMID: 19724569
Opt Express. 2009 Aug 31;17(18):15700-8. doi: 10.1364/OE.17.015700.

Continuously pumped regenerative amplifiers are subject to energy instability at high pulse repetition rates due to period doubling bifurcation. Theoretical and experimental data are presented, in order to differentiate and understand instability effects in Nd:YVO4 regenerative amplifier, and possible...

Angular invariance of the contribution of an anisotropic thin surface layer to reflectance and reflectance-absorbance.

Optics express

Michailov A, Povolotskiy A, Kuzmin V.
PMID: 33770915
Opt Express. 2021 Feb 01;29(3):3090-3096. doi: 10.1364/OE.413642.

The absorbance studies of the optical radiation reflection from the boundary of two soft-matter media with a thin monolayer between are performed for a number of angles of incidence. The reflectance and absorbance spectra are described in terms of...

GEONs API fingerprint project: Selection of analytical techniques for clustering of sildenafil citrate API samples.

Talanta

Deconinck E, Courselle P, Raimondo M, Grange Y, Rebière H, Mihailova A, Bøyum O, Maurin JK, Pioruńska-Sędłak K, Olsen LS, Acevska J, Brezovska K, Rundlöf T, Portela MJ, Bertrand M.
PMID: 34942486
Talanta. 2022 Mar 01;239:123123. doi: 10.1016/j.talanta.2021.123123. Epub 2021 Dec 02.

Through its Active Pharmaceutical Ingredient Working Group (API-WG) the General European Official Medicines Control Laboratory (OMCL) Network (GEON), co-ordinated by the European Directorate for the Quality of Medicines & HealthCare (EDQM), regularly organises market surveillance studies for specific APIs...

Boundaries potentiate polycomb response element-mediated silencing.

BMC biology

Erokhin M, Gorbenko F, Lomaev D, Mazina MY, Mikhailova A, Garaev AK, Parshikov A, Vorobyeva NE, Georgiev P, Schedl P, Chetverina D.
PMID: 34078365
BMC Biol. 2021 Jun 02;19(1):113. doi: 10.1186/s12915-021-01047-8.

BACKGROUND: Epigenetic memory plays a critical role in the establishment and maintenance of cell identities in multicellular organisms. Polycomb and trithorax group (PcG and TrxG) proteins are responsible for epigenetic memory, and in flies, they are recruited to specialized...

GEONs API fingerprint project: Selection of analytical techniques for clustering of sildenafil citrate API samples.

Talanta

Deconinck E, Courselle P, Raimondo M, Grange Y, Rebière H, Mihailova A, Bøyum O, Maurin JK, Pioruńska-Sędłak K, Olsen LS, Acevska J, Brezovska K, Rundlöf T, Portela MJ, Bertrand M.
PMID: 34942486
Talanta. 2021 Dec 02;239:123123. doi: 10.1016/j.talanta.2021.123123. Epub 2021 Dec 02.

Through its Active Pharmaceutical Ingredient Working Group (API-WG) the General European Official Medicines Control Laboratory (OMCL) Network (GEON), co-ordinated by the European Directorate for the Quality of Medicines & HealthCare (EDQM), regularly organises market surveillance studies for specific APIs...

Morphofunctional Changes in Colon after Cold Stress in Male C57BL/6 Mice Susceptible and Tolerant to Hypoxia.

Bulletin of experimental biology and medicine

Zolotova NA, Dzhalilova DS, Khochanskiy DN, Tsvetkov IS, Kosyreva AM, Ponomarenko EA, Diatroptova MA, Mikhailova LP, Mkhitarov VA, Makarova OV.
PMID: 34542767
Bull Exp Biol Med. 2021 Aug;171(4):499-503. doi: 10.1007/s10517-021-05259-4. Epub 2021 Sep 20.

There are individual differences in the tolerance to hypoxia and stress. Stress can contribute to the development of various diseases, including inflammatory bowel disease. It was found that inflammatory bowel diseases in animals susceptible to hypoxia runs more severe...

DNA Interaction with a Polyelectrolyte Monolayer at Solution-Air Interface.

Polymers

Chirkov NS, Campbell RA, Michailov AV, Vlasov PS, Noskov BA.
PMID: 34451359
Polymers (Basel). 2021 Aug 22;13(16). doi: 10.3390/polym13162820.

The formation of ordered 2D nanostructures of double stranded DNA molecules at various interfaces attracts more and more focus in medical and engineering research, but the underlying intermolecular interactions still require elucidation. Recently, it has been revealed that mixtures...

Photometric determination of anionic surfactants with a flow-injection analyzer that includes a chromatomembrane cell for sample preconcentration by liquid-liquid solvent extraction.

Talanta

Moskvin LN, Simon J, Löffler P, Michailova NV, Nicolaevna DN.
PMID: 18966552
Talanta. 1996 Jun;43(6):819-24. doi: 10.1016/0039-9140(96)01842-5.

Chromatomembrane cells proved to be applicable to flow-injection analysis whenever computer-operated manifolds for liquid-liquid or liquid-gas extraction procedures were required. Proceeding in accordance with the Methylene Blue method the determination of anionic surfactants was studied by applying the chromatomembrane...

Femtosecond wavelength-tunable OPCPA system based on picosecond fiber laser seed and picosecond DPSS laser pump.

Optics express

Danilevičius R, Zaukevičius A, Budriūnas R, Michailovas A, Rusteika N.
PMID: 27464199
Opt Express. 2016 Jul 25;24(15):17532-40. doi: 10.1364/OE.24.017532.

We present a compact and stable femtosecond wavelength-tunable optical parametric chirped pulse amplification (OPCPA) system. A novel OPCPA front-end was constructed using a multi-channel picosecond all-in-fiber source for seeding DPSS pump laser and white light supercontinuum generation. Broadband chirped...

Cloning, sequencing, expression, and characterization of thermostability of oligopeptidase B from Serratia proteamaculans, a novel psychrophilic protease.

Protein expression and purification

Mikhailova AG, Khairullin RF, Demidyuk IV, Kostrov SV, Grinberg NV, Burova TV, Grinberg VY, Rumsh LD.
PMID: 24184401
Protein Expr Purif. 2014 Jan;93:63-76. doi: 10.1016/j.pep.2013.10.011. Epub 2013 Oct 30.

Protease from Serratia proteamaculans (PSP) is the first known psychrophilic oligopeptidase B. The gene of S. proteamaculans 94 oligopeptidase B was cloned, sequenced and expressed in Escherichia coli. The unfolding of PSP molecule following heat treatment at 37°C by...

Showing 13 to 24 of 49 entries