Thermus DNA Polymerases for PCR:
Thermus Taq DNA Polymerases
The PCR related products are sold under licensing arrangements with Roche Molecular Systems Inc., F. Hoffman-La Roche Ltd and The Perkin-Elmer Corporation. 2. Licensed under U.S. Patent Number 5,436,149 owned by Takara Shuzo Co. Ltd. and Tween 20 is a registered trade mark of ICI Americas, Inc.