"These arms directly address whether the addition of immunotherapy to chemoradiation can improve the pCR," he said, noting that the added immunotherapy improved the pCR rate by 13 percentage points.

Finally, new technology has allowed researchers to complete the human genome sequence – apart from for the pesky Y chromosome. The first draft of the human genome sequence was published in 2001, ...

Polymerase chain reaction, or PCR, is a laboratory technique used to make multiple copies of a segment of DNA. PCR is very precise and can be used to amplify, or copy, a specific DNA target from a ...