FDA puts hold on BioCryst trial; ViveBio raises $4M;

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> In the latest in a series of setbacks, BioCryst Pharmaceuticals ($BCRX) says the FDA has put a clinical hold on its development program for BCX4161 for hereditary angioedema. Regulators raised questions regarding investigators' compounding plans for the drug at clinical sites. SEC filing

> Arno Therapeutics has raised $12.7 million to back its work on onapristone and the AR-42 oncology therapeutic programs. Release

> ViveBio has reportedly raised most of a planned $4 million investment round. Story

> Cytokinetics ($CYTK) says it gained positive data from a recently completed Phase IIa study of tirasemtiv in patients with generalized myasthenia gravis. Release

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> India's Trivitron expands Dx reach with $20.4M buy. Article

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And Finally… A research team at Kansas State University has set out to see if the right kind of social media campaign can help stop the spread of disease. Some people get most of their information from Facebook these days, making social media a big player in educating consumers. Release