NEW YORK (GenomeWeb) – While cancer stem cells (CSCs) — subpopulations of cells within a tumor that are capable of driving the disease — have become a promising subject of research, their scarcity and the complexity associated with their isolation has made their use in drug screening difficult.

But a new method developed by a team from the University of Florida, Gainesville promises to overcome this hurdle, enabling the delivery of small-molecule drugs to individual islands of rare patient-derived cancer cells on a miniaturized microarray platform.

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While gene therapies may have high price tags, they could be cheaper than the cost of managing disease, according to MIT's Technology Review.

Researchers are looking for markers that indicate which cancer patients may respond to immunotherapies, the Associated Press writes.

In Nature this week: paternal age associated with de novo mutations in children, and more.

Nature News writes that researchers are still wrangling over the role of the p-value.