GAS6 and neoplasm: To this end, we treated PANC‐1 for 48 h with CM derived from P‐CAFs silenced for GAS6 expression (Appendix Fig S9A), and we observed that GAS6 silencing in CAFs reduced tumor cell invasion (Fig 5H), as hMENA/hMENAΔv6 silencing in CAFs did (Fig 4B and D).