Labrys Biologics Inc., of San Francisco, appointed Marcelo Bigal chief medical officer, Michael Chang vice president of project management, Michele Bronson as vice president of regulatory and quality, Rafael Escandon president of clinical operations and Henry Stern executive director of CMC...Vermillion Inc., of Austin, Texas, appointed Thomas McLain president and CEO

Prosensa Therapeutics BV, of Leiden, the Netherlands, named Larry Bell vice president of regulatory affairs...Protea Biosciences Inc., of Morgantown, W. Va., added Thijs Spoor and Josiah T. Austin to its board

VacInnate Corp., of Cranbury, N.J., appointed Christine Mayer vice president of business development and Katalin Abraham vice president of regulatory affairs

Threshold Pharmaceuticals Inc., of South San Francisco, appointed Robert Simon senior vice president of regulatory affairs...XOMA Corp., of Berkeley, Calif., named Paul Rubin senior vice president, research and development

Array BioPharma Inc., of Boulder, Colo., appointed Howard Holden vice president of regulatory affairs and quality assurance

Tobira Therapeutics Inc., of South San Francisco, appointed Eric Lefebvre chief medical officer and named Martine Kraus vice president of regulatory affairs

NeoStem Inc., of New York, appointed Martyn D. Greenacre and Andrew L. Pecora to the board...NexImmune Inc., of Gaithersburg, Md., appointed Kenneth Carter CEO and named Jonathan Schneck chairman of the clinical and scientific advisory board...George M. Gill will return to his previous role of senior vice president of regulatory affairs and also has been appointed chief safety officer

NeoStem Inc., of New York, appointed Martyn D. Greenacre and Andrew L. Pecora to the board...NexImmune Inc., of Gaithersburg, Md., appointed Kenneth Carter CEO and named Jonathan Schneck chairman of the clinical and scientific advisory board...George M. Gill will return to his previous role of senior vice president of regulatory affairs and also has been appointed chief safety officer

Dyax Corp., of Cambridge, Mass., appointed Ron Cohen and Paolo Pucci to its board...Scott L. Friedman and Maria Isabel Fiel were named as consultants...Galena Biopharma Inc., of Lake Oswego, Ore., named Hana B. Moran vice president of regulatory affairs and compliance

It also named Gerald Commissiong president and CEO and appointed Owen Garrick strategic advisor to its board...Cubist Pharmaceuticals Inc., of Lexington, Mass., appointed Jennifer Jackson senior vice president of regulatory affairs

and Lisa Wittmer as vice president of regulatory affairs

Cytochroma Inc., of Markham, Ontario, appointed Cynthia Lavoie and Osamu Otani to its board...FibroGen Inc., of San Francisco, appointed R. Wayne Frost, vice president of regulatory affairs

OncoSec Medical Inc., of San Diego, appointed Michael Cross chief business officer, Caryn Peterson vice president of regulatory affairs and Veronica Vallejo controller and principal financial officer...Proteostasis Therapeutics Inc., of Cambridge, Mass., named Alfred Goldberg and Daniel Finley scientific co-founders

Novavax Inc., of Rockville, Md., appointed Louis Fries III vice president of clinical and medical affairs and named Jane Halpern vice president of regulatory affairs

Concert Pharmaceuticals Inc., of Lexington, Mass., appointed Mark Roessel vice president of regulatory affairs and quality assurance and named LuAnn Sabounjian vice president of clinical operations

Cellerant Therapeutics Inc., of San Carlos, Calif., appointed Margaret Dillon vice president of regulatory affairs and named Robert Tressler vice president of R&D...It also added Michael Handelman as chief financial officer, treasurer and secretary...Medgenics Inc., of Misgav, Israel, added Isaac Blech and Raymond Dean Hautamaki to its board

Jennerex Inc., of San Francisco, appointed Ursula Fritsch vice president of regulatory affairs...Oncos Therapeutics, of Helsinki, Finland, appointed Jonathan Knowles and Robert Burns to its board

Neovacs, of Paris, appointed Florence Hocdee-Leroy communications and investor relations director...NormOxys Inc., of Wellesley, Mass., named Gerard (Rod) Riedel vice president of regulatory affairs and program management...Oligomerix Inc., of New York, appointed Vic Micati chairman and named Jack Pasini chief commercial officer and board member

OncoMethylome Sciences SA, of Durham, N.C., appointed Melissa A. Thompson vice president of regulatory affairs and quality assurance and named Christopher (Chris) Thibodeau vice president of commercial operations...Regenicin Inc., of New York, added Joseph Rubinfeld and Craig Eagle to its board