Mast Therapeutics Inc : Mast Therapeutics Announces Positive Data In Model Of ... 4-traders (press release) SAN DIEGO, Jan. 6, 2014 /PRNewswire/ -- Mast Therapeutics, Inc. (NYSE MKT: MSTX) today announced that, in a placebo-controlled, nonclinical model of chronic heart failure, MST-188 demonstrated a statistically significant improvement in numerous ... Mast Therapeutics Inc (MSTX): Mast Therapeutics rallies on heat failure data Mast Therapeutics optimistic after test results |