Keryx Biopharmaceuticals (KERX) and AEterna Zentaris (AEZS) move lower in premarket trading...

|About: Keryx Biopharmaceuticals,... (KERX)|By:, SA News Editor

Keryx Biopharmaceuticals (KERX) and AEterna Zentaris (AEZS) move lower in premarket trading after the credibility of Jeremy Richards is openly questioned by Adam Feuerstein. Richards claimed that FDA approval on colon cancer drug perifosine was "practically a done deal" in a SA piece. KERX -7.7%, AEZS -12.2%.