Hepatitis A Virus
New findings from L.M. Villar and co-authors describe advances in hepatitis A virus
Published in Hepatitis Weekly, November 26th, 2007
According to a study from Brazil, "A one-year survey was conducted to examine hepatitis A virus (HAV) prevalence, distribution of genotypes and their relationship to bacterial indicators in raw and treated sewage samples Fifty sewage samples (raw = 25 and treated = 25) were collected twice monthly from one sewage treatment plant in Rio de Janeiro. Virus concentration was performed by adsorption to an electronegative membrane followed by ultrafiltration."
"Viral RNA was detected by nested reverse transcriptase-polymerase chain reaction (RT-PCR) and real-time PCR and positive products were directly sequenced. Total and faecal coliform concentrations were also determined....
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Source: Hepatitis Weekly (2007-11-26)
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