Former Kythera team raises $34M for Sienna

Aesthetic dermatology play Sienna Biopharmaceuticals Inc. (Westlake Village, Calif.) raised $34 million in a series A round. The start-up's management team includes former executives from aesthetics company Kythera Biopharmaceuticals Inc., which Allergan plc (NYSE:AGN) acquired last year for about $2.1 billion.

Arch Venture Partners led the round. Altitude Life Science Ventures, Partner Fund Management, and Venvest Capital also participated, as did individual investors. ...