Polymerases are present in prokaryotes and eukaryotes, where they are essential to the manufacture of genetic material. DNA polymerase functions to duplicate DNA (deoxyribonucleic acid). This process is called replication. Each time a cell divides, DNA...

An enzyme believed to catalyze the formation of messenger DNA in the...

A polymerase (EC 2.7.7.6/7/19/48/49) is an enzyme whose central function is associated with polymers of nucleic acids such as RNA and DNA. The primary function of a polymerase is the polymerization of new DNA or RNA against an existing DNA or RNA...

Dr. Arthur Kornberg, a biochemist who received the 1959 Nobel Prize in physiology or medicine for the test-tube synthesis of DNA, died of respiratory failure Friday at Stanford Hospital. He was 89.Kornberg, an active professor emeritus of biochemistry at Stanford University's School of Medicine, shared...

Dr. Arthur Kornberg, whose test-tube synthesis of DNA earned him the Nobel Prize in 1959, died of respiratory failure Friday at Stanford Hospital, the hospital said. He was 89.Kornberg, an active professor emeritus of biochemistry at Stanford University's School of Medicine, shared the Nobel Prize...

Dr. Arthur Kornberg, whose test-tube synthesis of DNA earned him the Nobel Prize in 1959, died of respiratory failure Friday at Stanford Hospital, the hospital said. He was 89.Kornberg, an active professor emeritus of biochemistry at Stanford University's School of Medicine, shared the Nobel Prize...

The wonderland known as Yellowstone National Park has yielded a new marvel _ an unusual bacterium that converts light to energy.The discovery was made in a hot spring at the park where colorful mats of microbes drift in the warmth."This thing was just bizarre," David...