Cytori Therapeutics Inc., of Austin, Texas, has changed its name to Plus Therapeutics Inc. Its ticker symbol on the Nasdaq Capital Market and for its series S warrants is now PSTV. The company plans a 1-for-50 reverse stock split on Aug. 5. The number of outstanding shares of its common stock is anticipated to change from about 22.2 million to approximately 400,000.

Holding an inter partes review (IPR) of a patent granted before the 2012 implementation of the America Invents Act, which invented the IPR, is not an unconstitutional taking under the Fifth Amendment, the U.S. Court of Appeals for the Federal Circuit ruled Tuesday in Celgene Corp. v. Laura Peter.