@florian_krammer @angoffinet Maurer-Stroh et al (2013) had some language suggesting the cleavage site increases pathogenecity in poultry (they cite other sources & I done the full review yet to see if their claims/citations are 100%) Interesting re en
@gadboit Here's the paper about a similar cleavage site introduction in an avian flu virus: https://t.co/FzUOlGAh70
@florian_krammer or even from host 28S-rRNA : https://t.co/EGe5QEZZKK or from other segments : https://t.co/snic6PALoI but this is rare. Usually H5,H7 justs gets it by point-mutations (?)