In Phase A, participants will obtain distinctive doses and schedules of oral ABBV-744 pill to determine Safe and sound dosing program. Further members will probably be enrolled for the discovered monotherapy dosign regimen. In Segment B, contributors will acquire oral ruxolitinib and ABBV-744 will likely be supplied as "add-on" therapy. https://abbv-744-safety-and-side02457.qodsblog.com/32084486/the-2-minute-rule-for-abbv-744-in-the-treatment-of-drug-resistant-cancers