Vaccination

'Half-measure' virus vaccine intrigues experts

Evidence suggesting an initial half dose of the vaccine being developed by drugs firm AstraZeneca and the University of Oxford is more effective than a full dose is counterintuitive, and even took the researchers by surprise.

Oncology & Cancer

Less chemotherapy may have more benefit in rectal cancer

Chemotherapy used to shrink a tumor before surgery, called neoadjuvant chemotherapy, is becoming more common in many cancers, including stage II and III rectal cancer. However, the chemotherapy regimens FOLFOX and CapeOx ...