Baseline perfusion CT imaging parameters, specifically blood flow and mean transit time, discriminated patients with rectal cancer who had a favorable response to chemoradiation therapy (CRT) from those who did not, according to a study published in the February issue of Academic Radiology.

The Molecular Imaging Biomarker Research Group of Siemens Medical Solutions USA has completed a Phase II multicenter clinical trial of its HX4 positron PET imaging biomarker, which is designed to detect hypoxia—a reduction in tissue oxygen levels—in solid tumors.

Folate-targeted nanoparticle Paclitaxel Y90 is a biologically-targeted chemoradiotherapy for ovarian cancer and represents a potential novel treatment for ovarian peritoneal metastases, according to a presentation at the annual meeting of the American Association for Cancer Research (AACR) last week in Orlando, Fla.