David Okrongly has stepped down as CEO of Quanterix. Executive Chairman Martin Madaus is currently acting as the company's interim CEO. Madaus has been executive chairman since November 2010. Previously he was president and CEO of Millipore.
BG Medicine has appointed former BioMérieux CEO Stephane Bancel to serve as chairman of its board of directors. Bancel will replace Noubar Afeyan, a company founder and chairman of the board since the company's inception as well as CEO and managing partner of Flagship Ventures, who will continue to serve on the firm's board.