Revisiting the activity of two poly(vinyl chloride)- and polyethylene-degrading enzymes oleh Anton A. Stepnov, Esteban Lopez-Tavera, Ross Klauer, Clarissa L. Lincoln, Ravindra R. Chowreddy, Gregg T. Beckham, Vincent G. H. Eijsink, Kevin Solomon, Mark Blenner, Gustav Vaaje-Kolstad