Oswald Avery Research Paper

DNA was named the transforming principle 1944. The scientist who made the breakthrough was Oswald Avery, an immunochemist at the Hospital of the Rockefeller Institute for Medical Research. Avery had worked for many years with the bacterium responsible for pneumonia, pneumococcus, and had discovered that if a live but harmless form of pneumococcus was mixed with an inert but lethal form, the harmless bacteria would soon become deadly. He collaborated with Colin MacLeod and Maclyn McCarty and began to a lot of bacteria. He noted that the substance did not look like a protein or carbohydrate but rather a nucleic acid, and with further analysis, it was revealed to be DNA. Avery's difficulty was no longer the transformation itself but to prove