st789ST789: a new synthetic immunomodulator Thymus. 1992:19 Suppl 1:S1-5. Authors C De Simone 1 , E A Martelli. Affiliation 1 Cattedra Malattie Infettive, Dipartimento di Medicina Sperimentale,ST789 - Free download as PDF File (.pdf), Text File (.txt) or read on for free. is the world's largest social reading and publishing site. Open navation menu