Worthington is an ISO9001 certified primary producer of purified enzymes, proteins, and nucleic acids for medical lab research, regenerative medicine, and diagnostic applications under GMP guidelines. Products comprise animal-free (AF) nucleases including DNases, RNases A, T1 and T2, proteases, and collagenases. These enzymes are devoid of animal-based components, preventing potential contamination from mammalian pathogens such as BSE/TSE prions and contaminating viruses. New products offered are STEMxyme 1 and 2, AF Collagenase/Neutral Protease Blends; and AF Collagenase (CLSAFA, AFB, AFC) DNase, Recombinant RNase A, T1, T2.