PI3Kδ Is a Therapeutic Target in Hepatocellular Carcinoma
Eunkyong Ko, Hyun‐Wook Seo, Eun Sun Jung, Soomi Ju, Baek‐hui Kim, Hyeki Cho, Yoon Jun Kim, Young Min Park, Jong‐Seo Kim, Guhung Jung – 9 October 2018 – Class I phosphoinositide 3‐kinase (PI3K) signaling is a major pathway in human cancer development and progression. Among the four PI3K isoforms, PI3Kα and PI3Kβ are ubiquitously expressed, whereas PI3Kγ and PI3Kδ are found primarily in leukocytes. Until now, PI3K targeting in solid tumors has focused on inhibiting PI3Kα‐mediated and PI3Kβ‐mediated cancer cell–intrinsic PI3K activity. The role of PI3Kδ in solid tumors is unknown.