Calabasas-based Kythera Biopharmaceuticals Inc. has appointed a new chief commercial officer. Elisabeth Sandoval joins the Calabasas biotech company from the New York-based healthcare company Bausch + Lomb Surgical, where she was vice president of global marketing and strategy. Sandoval has a long-career in the industry, including more than 20 years at Irvine-based Allergan Inc., a medical device and pharmaceutical company. Andrew Khouri