Find an Article

Saturday, July 11, 2009

Hepatitis B

Hepatitis B is a viral disease caused by Hepatitis B Virus (HBV)which attacks liver cells resulting in inflamation. Acute illness leads to jaundice and even to death. Chronic symptoms leads to Cirrhosis and liver cancer. The Virus comes under hepadnae virus group.It is a DNA virus and it has DNA as genome patially double stranded DNA.

Structure of HBV

Source : Google Images

The HBV transmits through blood and body fluids containing blood..
1. Unprotected Sexual Contact
2. Blood Transfusion
3. Re-use of contaminated needles, etc

Hepatitis B can be prevented by Vaccination Recombinant vaccine has been developed for Surface Antigen (HBSAg)- Hepatitis B Surface Antigen.The vaccine released in the name Engerix / Recombivax