Compounds Triggering ER Stress Exert Anti-Melanoma Effects and Overcome BRAF Inhibitor Resistance - Archive ouverte HAL Accéder directement au contenu
Article Dans Une Revue Cancer Cell Année : 2016

Compounds Triggering ER Stress Exert Anti-Melanoma Effects and Overcome BRAF Inhibitor Resistance

Solange Moréra

Résumé

We have discovered and developed a series of molecules (thiazole benzenesulfonamides). HA15, the lead compound of this series, displayed anti-cancerous activity on all melanoma cells tested, including cells isolated from patients and cells that developed resistance to BRAF inhibitors. Our molecule displayed activity against other liquid and solid tumors. HA15 also exhibited strong efficacy in xenograft mouse models with melanoma cells either sensitive or resistant to BRAF inhibitors. Transcriptomic, proteomic, and biochemical studies identified the chaperone BiP/GRP78/HSPA5 as the specific target of HA15 and demonstrated that the interaction increases ER stress, leading to melanoma cell death by concomitant induction of autophagic and apoptotic mechanisms.

Dates et versions

hal-01357448 , version 1 (29-08-2016)

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Citer

Michaël Cerezo, Abdelali Lehraiki, Antoine Millet, Florian Rouaud, Magali Plaisant, et al.. Compounds Triggering ER Stress Exert Anti-Melanoma Effects and Overcome BRAF Inhibitor Resistance. Cancer Cell, 2016, 29 (6), ⟨10.1016/j.ccell.2016.04.013⟩. ⟨hal-01357448⟩
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