Then she and her colleagues used specialized enzymes to replicate the DNA over and over, providing enough copies for them to analyze in the laboratory. (sciencedaily.com)
For more than 60 years, Robert Martensen's lung cells replicated without a hitch, regulated by specialized enzymes called kinases. (discovermagazine.com)
More than 500 million years ago a set of specialized enzymes and proteins evolved to defend our primitive ancestors against assaults from the outside world. (scientificamerican.com)