Search Results - "Vlasova, N A"

Detection and Genetic Diversity of Porcine Group A Rotaviruses in Historic (2004) and Recent (2011 and 2012) Swine Fecal Samples in Ohio: Predominance of the G9P[13] Genotype in Nursing Piglets by Amimo, J O, Vlasova, A N, Saif, L J

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Prevalence and genetic heterogeneity of porcine group C rotaviruses in nursing and weaned piglets in Ohio, USA and identification of a potential new VP4 genotype by Amimo, J.O., Vlasova, A.N., Saif, L.J.

“…Swine fecal samples collected from seven farms were screened for group C rotaviruses (RVCs) using a reverse transcription-polymerase chain reaction assay. A…”
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Detection and genetic characterization of porcine group A rotaviruses in asymptomatic pigs in smallholder farms in East Africa: Predominance of P[8] genotype resembling human strains by Amimo, J.O., Junga, J.O., Ogara, W.O., Vlasova, A.N., Njahira, M.N., Maina, S., Okoth, E.A., Bishop, R.P., Saif, L.J., Djikeng, A.

“…•Evidence of RVA circulating in asymptomatic piglets at high rates.•Age, management and pig density influenced the incidence of RVA infections.•A striking…”
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Glycan-mediated interactions between bacteria, rotavirus and the host cells provide an additional mechanism of antiviral defence by Raev, S A, Omwando, A M, Guo, Y, Raque, M S, Amimo, J O, Saif, L J, Vlasova, A N

“…Limited efficacy of rotavirus (RV) vaccines in children in developing countries and in animals remains a significant problem necessitating further search for…”
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Dynamics of the magnetosphere during geomagnetic storms on January 21–22, 2005 and December 14–15, 2006 by Kalegaev, V. V., Vlasova, N. A., Peng, Z.

“…The dynamics of large-scale magnetospheric current systems during geomagnetic storms on January 21–22, 2005 and December 14–15, 2006 is investigated using the…”
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Effect of antibiotic, probiotic, and human rotavirus infection on colonisation dynamics of defined commensal microbiota in a gnotobiotic pig model by Huang, H-C, Vlasova, A N, Kumar, A, Kandasamy, S, Fischer, D D, Deblais, L, Paim, F C, Langel, S N, Alhamo, M A, Rauf, A, Shao, L, Saif, L J, Rajashekara, G

“…We developed a gnotobiotic (Gn) pig model colonised with defined commensal microbiota (DMF) to provide a simplified and controlled system to study the…”
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Dynamics of fluxes of protons with energies 30–80 keV during geomagnetic storms on January 21–22, 2005, and December 14–15, 2006, according to data from low-orbit satellites by Vlasova, N. A., Kalegaev, V. V.

“…We present the results of a comparative analysis of the dynamics of three populations of fluxes of protons with energy 30–80 keV as measured by NOAA…”
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On Consistent Dynamics of the Magnetic Field and Relativistic Electron Fluxes in the Geostationary Orbit Region by Vlasova, N. A., Kalegaev, V. V.

“…The paper presents the results of studying the dynamics of the magnetic field and electron fluxes of the Earth’s outer radiation belt with an energy of >2 MeV…”
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Optimization of measurements of the Earth’s radiation belt particle fluxes by Panasyuk, M. I., Podzolko, M. V., Kovtyukh, A. S., Brilkov, I. A., Vlasova, N. A., Kalegaev, V. V., Osedlo, V. I., Tulupov, V. I., Yashin, I. V.

“…The Earth’s radiation belts discovered at the end of the 1950s have great scientific and practical interest. Their main characteristics in magnetically quiet…”
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Dynamics of the ring current and ion fluxes at low altitudes during the February 27–28, 2014 magnetic storm by Kalegaev, V. V., Vlasova, N. A., Nazarkov, I. S.

“…A comparative analysis has been performed for the dynamics of the ring current and ion fluxes at low altitudes during the February 27, 2014 geomagnetic storm…”
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Intestinal mucin-type O-glycans: the major players in the host-bacteria-rotavirus interactions by Raev, S.A., Amimo, J.O., Saif, L.J., Vlasova, A.N.

“…Rotavirus (RV) causes severe diarrhea in young children and animals worldwide. Several glycans terminating in sialic acids (SAs) and histo-blood group antigens…”
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Long‐Term Dropout of Relativistic Electrons in the Outer Radiation Belt During Two Sequential Geomagnetic Storms by Wu, H., Chen, T., Kalegaev, V. V., Panasyuk, M. I., Vlasova, N. A., Duan, S., Zhang, X., He, Z., Luo, J., Wang, C.

“…On 31 January 2016, the flux of >2 MeV electrons observed by Geostationary Operational Environmental Satellite (GOES)‐13 dropped to the background level during…”
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Dynamics of Relativistic Electron Fluxes of the Outer Radiation Belt during Geomagnetic Disturbances of Different Intensity by Vlasova, N. A., Kalegaev, V. V., Nazarkov, I. S.

“…The results of a study of the dependence of the dynamics of relativistic electron fluxes of the Earth’s outer radiation belt on the geomagnetic storm intensity…”
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Some Features of Solar Proton Events on March 7, 2011, and on February 20, 2014 by Vlasova, N. A., Tulupov, V. I., Kalegaev, V. V.

“…— The paper presents the results of studying two solar proton events—on March 7, 2011, and on February 20, 2014—which are associated with solar flares having…”
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Solar Energetic Proton Fluxes in Near-Earth Space on March 13–23, 2023 by Vlasova, N. A., Bazilevskaya, G. A., Ginzburg, E. A., Daibog, E. I., Kalegaev, V. V., Kaportseva, K. B., Logachev, Yu. I., Myagkova, I. N.

“…The results of studying the fluxes of solar protons with energies greater than 5 MeV in near-Earth space on March 13–23, 2023, are presented. The features of…”
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Space–Time Structure of Energetic Electron Precipitations according to the Data of Balloon Observations and Polar Satellite Measurements on February 1–6, 2015 by Kugusheva, A. D., Kalegaev, V. V., Vlasova, N. A., Petrov, K. A., Bazilevskaya, G. A., Makhmutov, V. S.

“…The results of an analysis of the space–time characteristics and dynamics of precipitations of magnetospheric electrons with energies in the range from 0.1 to…”
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Penetration of solar cosmic rays into the Earth’s magnetosphere on January 28, 2012 by Vlasova, N. A., Ginzburg, E. A., Kalegaev, V. V., Myagkova, I. N., Panasyuk, M. I., Rubinshtein, I. A., Riazantseva, M. O., Svidsky, P. M., Tulupov, V. I.

“…Results of the comparative analysis of the dynamics of SCR fluxes with energies of 1–100 MeV in the interplanetary environment according to the data of the ACE…”
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Magnetic Field Variations and Dynamics of the Outer Electron Radiation Belt of the Earth’s Magnetosphere in February 2014 by Vlasova, N. A., Kalegaev, V. V., Nazarkov, I. S., Prost, A.

“…— The paper presents the results of a comparative analysis of the dynamics of relativistic electron fluxes of the Earth’s outer radiation belt and…”
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Motion and transport of solar cosmic rays in heliospheric traps: The event on January 28–31, 2001 by Tulupov, V. I., Grigorenko, E. E., Vlasova, N. A., Lyubimov, G. P.

“…The results of studying the enhancement of solar cosmic ray fluxes on January 28–31, 2001 in a wide energy range are presented using the ACE spacecraft data. A…”
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Dynamics of the ring current–magnetotail currents relationships during geomagnetic storms of different intensity by Kalegaev, V. V., Vlasova, N. A.

“…The results of studying the intensity of fluxes of 30–80 keV ions from the data of measurements of the NOAA (POES) sun-synchronous satellites during…”
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