The actual identification of DNA as the "transforming principle ... At the same time that Griffith was conducting his experiments, researcher Oswald Avery and his colleagues at the Rockefeller ...

Watson and Crick's discovery didn't come out of the blue. As early as 1943 Oswald Avery proved what had been suspected: that DNA, a nucleic acid, carries genetic information. But no one knew how ...

not DNA, was the carrier of hereditary information. This changed in 1944, when biologist Oswald Avery performed a series of groundbreaking experiments with the bacteria that cause pneumonia.

Coauthored by Rockefeller Institute (now University) Hospital researchers Oswald ... DNA. Immunologist and Nobelist Peter Medawar called the Avery team's isolation of genes in pure chemical form "the ...

Later it was found that the sugar in nucleic acid can be ribose or deoxyribose, giving two forms: RNA and DNA. In 1943, American Oswald Avery proved that DNA carries genetic information.

Fifteen years later, a trio of researchers at the Rockefeller Institute for Medical Research (now Rockefeller University), Oswald Avery, Colin MacLeod, and Maclyn McCarty, demonstrated that this ...