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Updated: Feb 2, 2026

Assays for the Specific Growth Rate and Cell-binding Ability of Rotavirus
Published on: January 28, 2019
Electrophoretic Patterns of Human Rotavirus Strain Prevailing Among Children
S Nahar1, S K Paul, N Kubayashi
1Dr Samsoon Nahar, M Phil Thesis Part Student, Department of Microbiology, Mymensingh Medical College (MMC), Mymensingh, Bangladesh.
Abstract:
Rotavirus gastroenteritis is a major cause of severe dehydrating diarrhea in children worldwide. Group A rotavirus causes approximately 40% of hospitalization for diarrhea among under 5 years children. Polyacrylamide gel electrophoresis (PAGE) and silver staining was applied to detect rotavirus dsRNA from acute diarrheic stool of 776 hospitalized children below five years. The study was conducted in Mymensingh district, Bangladesh from January 2013 to December 2014. Among 776 stool specimens tested 368(47.4%) were positive by PAGE. Among 368 positive 341(92.5%) showed clearly stained electrophoretic patterns of viral RNA which enabled their classification into different electropherotypes. The rate of infection was highest in children of 7-12 months of age and infection rate was more in winter. RNA profiles of the analyzed specimens, 164/341 (48%) were long and 177/341 (52%) were short patterns. Mixed electropherotypes (2%) among 368 were also detected. Electropherotyping technique could be an applied excellent method for studying genomic variation, tracing mixed infections, detecting atypical rotaviruses.
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