Post Thumb

Blood testing via sound waves may replace some tissue biopsies

Scientists from MIT and other institutions have developed a microfluidic device that uses sound waves to isolate cellular packets called exosomes from blood samples, which could be used to diagnose diseases such as cancer or fetal abnormalities.

Post Thumb

Assay of nearly 5,000 mutations reveals roots of genetic splicing errors

Brown biologists have developed a new system, described in Nature Genetics, that identified and tracked hundreds of genetic variations that alter the way DNA is spliced when cells make proteins, often leading to disease.