The Bird Flu Virus Is Mutating Fast – And Scientists Say Our Vaccines May Not Be Enough
H5N1 influenza is evolving rapidly, weakening the effectiveness of existing antibodies and increasing its potential threat to ...
Alabama Public Radio5d
How vulnerable might humans be to bird flu? Scientists see hope in existing immunity
Very few humans have gone up against bird flu. But we've all dealt with seasonal flu for years. Some of our immune systems ...