noun, plural elegies. 1. a mournful, melancholy, or plaintive poem, especially a funeral song or a lament for the dead. 2. a poem written in elegiac meter. 3. a sad or mournful musical composition. Origin of elegy.
Hepatitis D virus (HDV) is an RNA virus that is structurally unrelated to hepatitis A (HAV), hepatitis B (HBV), or hepatitis C virus (HCV). It was discovered in 1977. HDV causes a unique infection that requires the assistance of viral particles from HBV to replicate and infect other hepatocytes.Its clinical course is varied and ranges from acute, self-limited infection to acute, fulminant liver failure.
Answer by Deb Answers. Confidence votes 92.6K. Discovery of HIV The near unanimous international consensus is that HIV was first discovered in 1983, by a team of scientists - led by the French virologist Luc Montagnier - at the Pasteur Institute in Paris, France.