ImmunoCellular Therapeutics Ltd., of Los Angeles, named Andrew Gengos president and CEO...Prosonix Ltd., of Oxford, UK, named Ken Cunningham non-executive chairman of its board

Blueprint Medicines, of Cambridge, Mass., appointed Chris Varma president and CEO, and named Daniel S. Lynch executive chairman of its board...HemoShear LLC, of Charlottesville, Va., added Mehmood Khan and Frederick W.K. Brown to its board

Mission Therapeutics Ltd., of Cambridge, UK, appointed Michael Moore executive chairman and Fritz Frickel nonexecutive director of its board...Zyngenia Inc., of Gaithersburg, Md., added Christian Itin and Jason Rhodes to its board

Mark Oki senior vice president, finance and chief financial officer...Silence Therapeutics plc, of London, named Jerry Randall executive chairman and Ali Mortazavi director of corporate strategy

Alkeus Pharmaceuticals Inc., of Boston, appointed Joshua Boger executive chairman...Paratek Pharmaceuticals Inc., of Boston, appointed Dennis Molnar CEO and director and Evan Loh chief medical officer and board chairman

Insmed Inc., of Monmouth Junction, N.J., named Donald Hayden executive chairman and Randall Whitcomb lead independent director of its board...PolyTherics Ltd., of London, added Anker Lundemose and Nigel Pitchford to its board...Promedior Inc., of Malvern, Pa., appointed Suzanne Bruhn president and CEO

Constellation Pharmaceuticals Inc., of Cambridge, Mass., named Keith Dionne president and CEO and Mark Goldsmith executive chairman of the board...OvaScience, of Cambridge, Mass., added Jeffrey Capello and John Simon to its board

Genesis Biopharma Inc., of Los Angeles, named Hans Bishop executive chairman of its board...Silence Therapeutics plc, of London, appointed Detlef Schuppan and Massimo Pinzani to its newly created scientific advisory board

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

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

Hilary Malone as vice president and chief regulatory and compliance officer...and Jim Rouse as vice president and chief information officer

and Alan W. Dunton as consulting chief medical officer...Medivir AB, of Huddinge, Sweden, made several recent appointments, including Maris Hartmanis as deputy CEO and chief operating officer...and Jens D. Kristensen as executive vice president of clinical

Creabilis SA, of Luxembourg, named Alex Leech vice president and head of finance of operations, appointed James Sandy senior vice president and head of development and added Peter Spargo as senior vice president for chemistry, manufacturing and controls

Tim Henkel as executive vice president and head of R&D...Doug Gessl as chief operating officer and chief financial officer...and Lisa Wittmer as vice president of regulatory affairs

The firm also nominated Stuart Strathdee and Ganesh Kishore to its board...NeurogesX Inc., of San Mateo, Calif., added Gary Lyons as executive chairman

Addex Pharmaceuticals Ltd., of Geneva, added Hoyoung Huh and Oleg Nodelman to its board...Amicus Therapeutics Inc., of Cranbury, N.J., said John F. Crowley will transition from chairman and CEO to executive chairman

Hospira Inc., of Lake Forest, Ill., elected F. Michael (Mike) Ball CEO and board member...Founding CEO Christopher B. Begley will assume the role of executive chairman

Quanterix Corp., of Cambridge, Mass., named Martin D. Madaus executive chairman...Summit plc, of Oxford, UK, named Barry Price executive chairman

plc, of Dublin, Ireland, appointed Kristine Peterson to its board and named Joseph S. Zakrzewski CEO...Biolex Therapeutics Inc., of Pittsboro, N.C., appointed Kurt Graves executive chairman