HBV

Hepatitis B is my favorite non-retrovirus. Why? Because its a retrovirus :-D Heres another reason for me to love it-- Its viral family, Hepadnaviridae, inserted themselves into bird genomes 19 million years ago.Genomic Fossils Calibrate the Long-Term Evolution of Hepadnaviruses *happy-prospector-dance* Okay, this is like, the billionth time this has happened in the past few months-- Finding endogenous versions of viruses that arent 'supposed' to endogenize. THIS IS SO AMAZING! We do not have viral fossils for us to study what a kind of virus looked like 100, 1000, 1000000000 years ago.…