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Phylogenetically defined isoforms of listeria monocytogenes invasion factor InlB Differently activate intracellular signaling pathways and interact with the receptor gC1q-R

Y. Chalenko,

E. Kalinin,

V. Marchenkov,

E. Sysolyatina,

A. Surin,

K. Sobyanin,

S. Ermolaeva

2021

Solid-phase microplate binding and competition assay was used to quantify interactions with gCq1-R. Isogenic recombinant L. monocytogenes strains were used to elucidate the input of idInlB isoforms in HEp-2 cell invasion....

Heterogeneous Parahydrogen-Induced Polarization of Diethyl Ether for Magnetic Resonance Imaging Applications

O. Salnikov,

A. Svyatova,

L. Kovtunova,

N. Chukanov,

V. Bukhtiyarov,

K. Kovtunov,

E. Chekmenev,

I. Koptyug

2021

Herein we present the H hyperpolarization of diethyl ether vapor that can be imaged on any clinical MRI scanner....

A phantom study to optimise the automatic tube current modulation for chest CT in COVID-19

V. Gombolevskiy,

S. Morozov,

V. Chernina,

I. Blokhin,

J. Vassileva

2021

This phantom study aimed to optimise the settings of the automatic exposure tube current modulation system of a scanner without IR algorithms and find the lowest tube current, below which scanner may cease to deliver meaningful findings in patients with... We established the noise index threshold of 36 for the Canon scanner without iterative reconstructions, allowing for a decrease in the dose-length product by 80%. The proposed protocol needs to be validated in a prospective study....

Quantitative intestinal ultrasonography for dogs' parvoviral enteritis

R. Tcygansky,

I. Nekrasova,

V. Mikhailenko

2021

The studies were carried out at the Pirogov Veterinary Center of Stavropol and SD&TVC at FSBEI HE "Stavropol State Agrarian University"on the SIUI Apogee 1100 scanner (Shantou Institute of Ultrasonic Instruments Co., Ltd., Guangdong, China) according...

Changes in kidney function and premorbid nephrologic anamnesis in patients with COVID-19, complicated by pneumonia

E. Evsikov,

I. Gordeev,

V. Vechorko,

O. Baikova,

N. Artamonova

2020

The kidney ultrasound was performed on a Lojik-400 ultrasound scanner («General Electric», USA). In total, kidney ultrasound was carried out on 26 patients....

Recombinant SARS-CoV-2 S Protein Binds to Glycans of the Lactosamine Family in vitro

A. Ryzhikov,

G. Onkhonova,

I. Imatdinov,

E. Gavrilova,

R. Maksyutov,

E. Gordeeva,

G. Pazynina,

I. Ryzhov,

N. Shilova,

N. Bovin

2021

The recombinant S protein (5 μg/ml in phos� phate buffered saline, PBS) was used for coating the microplate wells (Nunc MaxiSorp, Thermo Fisher, USA) overnight at room temperature....

Plant virus particles with various shapes as potential adjuvants

E. Evtushenko,

E. Ryabchevskaya,

N. Nikitin,

J. Atabekov,

O. Karpova

2021

Concentration of BMMV and PVX on microplate – 10 μg/ml of CaMV – 1 μg/ml, ● – serum log10titer from each mouse, – mean. A Wilcoxon-Mann-Whitney two-tailed test was used to compare the statistical difference between groups....

Lung ultrasound presentation of covid-19 patients: phenotypes and correlations-comment.

G. Nekludova,

S. Avdeev,

N. Trushenko

2021

The visualiza- tion of B-lines may be dependent on the technical settings, scanners, probes, and frequencies of the ultrasonic pulse....

Medium-term adaptation of public health systems under the influence of the COVID-19 pandemic: challenges and proposals

E. Malofeeva

2020

For example, Moscow was able to not only quickly repurpose several hospi- tals and polyclinics already equipped with CT scanners to help patients with COVID-19, but also promptly organized the construction of new capital capacities....

Proposals for the russian quality assurance program in computed tomography

P. Druzhinina,

L. Chipiga,

S. Ryzhov,

A. Vodovatov,

G. Berkovich,

A. Smirnov,

D. Yaryna,

E. Ermolina,

Y. Druzhinina

2021

A practical method to measure the MTF of CT scanners // Medical Physics. 1982. Vol. 9, No 5. P. 758-760. 28. Chipiga L.A., Vodovatov A.V., Golikov V.Yu., et al....

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