SGN-B7H4V, an investigational vedotin ADC directed to the immune checkpoint ligand B7-H4, shows promising activity in preclinical models ======================================================================================================================================== * Elizabeth Gray * Michelle Ulrich * Angela Epp * Patrick Younan * Disha Sahetya * Kelly Hensley * Sean Allred * Li-Ya Huang * Julie Hahn * Kristen Gahnberg * Piper M Treuting * Esther S Trueblood * John J Gosink * Robert Thurman * Serena Wo * Kellie Spahr * Evgenia Jane Haass * Katie Snead * Dannah Miller * Mary Padilla * Alyson J Smith * Chris Frantz * Jason P Schrum * Natalya Nazarenko * Shyra J Gardai