The schemes for profiles of migration of RNA segments from human rotaviruses isolated in Gorky city in 1981-1987 are presented. The groups of the "long", "short" and "wide" electrophoretypes were identified. The dominant rotaviral phoretypes are determined. The possibilities of electrophoretyping and prospects of the future research are discussed.
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Gut Microbes
December 2025
Center of Infectious Diseases, West China Hospital of Sichuan University, Chengdu, China.
Protein glycosylation has been considered as a fundamental phenomenon shared by all domains of life. In , glycosylation of flagellins A and B with pseudaminic acid have been rigorously confirmed and shown to be essential for flagella assembly and bacterial colonization. In addition to flagellins, several other proteins including RecA, AlpA/B, and BabA/B in have also been reported to be glycosylated and to be dependent on the lipopolysaccharide (LPS) biosynthetic pathway.
View Article and Find Full Text PDFBMC Vet Res
January 2025
College of Veterinary Medicine, Nanjing Agricultural University, Nanjing, 210095, China.
Streptococcus suis (S. suis) is a major pathogen in swine and poses a potential zoonotic threat, which may cause serious diseases. Many toxin-antitoxin (TA) systems have been discovered in S.
View Article and Find Full Text PDFMetallomics
January 2025
Department of Nutritional Sciences, University of Wisconsin, Madison, WI 53706, USA.
We previously used high pressure liquid chromatography (HPLC) coupled with Se-specific inductively coupled plasma mass spectrometry (ICP-MS) and molecule specific (ESI Orbitrap MS/MS) detection to study the increase in liver Se in turkeys and rats supplemented as selenite in high-Se (5 µg Se/g diet) and adequate-Se diets. We found that far more Se is present as selenosugar (seleno-N-acetyl galactosamine) than is present as selenocysteine (Sec) in true selenoproteins. In high-Se liver, the increase in liver Se was due to low molecular weight (LMW) selenometabolites as glutathione-, cysteine- and methyl-conjugates of the selenosugar, but also as high molecular weight (HMW) species as selenosugars decorating general proteins via mixed-disulfide bonds.
View Article and Find Full Text PDFFront Microbiol
January 2025
Department of Clinical Laboratory, Children's Hospital of Chongqing Medical University, National Clinical Research Center for Child Health and Disorders, Ministry of Education Key Laboratory of Child Development and Disorders and Chongqing Key Laboratory of Pediatric Metabolism and Inflammatory Diseases, Chongqing, China.
capsular polysaccharide (CPS) is a crucial virulence factor for this pathogenic bacterium and is partially under transcriptional control. In this study, we used electrophoretic mobility shift assays and DNA enzyme footprinting to identified the hypothetical protein SPD_0410 as a negative regulator of locus. Our results showed that the D39Δ mutant strain exhibited significantly elevated CPS levels compared to the parental strain D39s.
View Article and Find Full Text PDFInt J Biol Macromol
January 2025
Faculty of Life Science and Technology, Kunming University of Science and Technology, Chenggong, 650500 Kunming, China. Electronic address:
Armillaria gallica (A. gallica) is a fungus with both medicinal and edible properties. Previous transcriptome analysis has identified the C2H2-type zinc finger transcription factor as a candidate gene involved in the NAA-induced growth promotion of A.
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