Restriction enzymes are one of the most important tools in the recombinant DNA technology toolbox. But how were these enzymes discovered? And what makes them so useful? Aa Aa Aa When I come to the ...

Enzymes that cut DNA at specific sites are called endonucleases; these enzymes play many roles in genomic replication, fidelity, and defense. The initial discovery of restriction endonucleases in the ...

Cold Spring Harbor, NY-- Cold Spring Harbor Laboratory Press (CSHLP) announced the release of Restriction Enzymes: A History, available on its website in hardcover format. Restriction enzymes cleave ...

Experiment after experiment confirms that a diet on the brink of starvation expands lifespan in mice and many other species. But the molecular mechanism that links nutrition and survival is still ...