topotecan,berzosertib
gsk,merck
['topotecan', 'breast', 'rectal', 'berzosertib']
#asco22 abstract #8518 explored berzosertib (atr inhibitor) and topotecan in extra-pulmonary small cell. two durable responses (breast, rectal), rr 13%, mpfs 2.1m. challenging space but ongoing need. 
Director of Thoracic Oncology & Developmental Therapeutics @LombardiCancer, Associate Professor @Georgetown University #LCSM #HereWeGo #ITYSL He/Him