George Mason University researchers led by Lance Liotta and Emanuel Petricoin have used laser capture microdissection combined with reverse phase protein microarray technology to help them identify three proteins interconnected within a single pathway that may determine whether conventional chemotherapy will be efficacious against a childhood form of cancer called rhabdomyosarcoma.

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Two new Reproducibility Project: Cancer Biology studies have largely reproduced the original findings, ScienceInsider reports.

DNA fingerprinting could catch some sample mix-ups at pathology labs, the New York Times says.

In Cell this week: DNA methylation and T cell exhaustion, longevity in C. elegans, and more.

A Maryland police department has turned to DNA phenotyping to develop a suspect sketch, WJLA reports.