cells Article High Content Screening Using New U2OS Reporter Cell Models Identifies Harmol Hydrochloride as a Selective and Competitive Antagonist of the Androgen Receptor 1,2, 1,2,3, 1,2 1,2 Hadjer Dellal y, Abdelhay Boulahtouf y, Elina Alaterre , Alice Cuenant , Marina Grimaldi 1,2, William Bourguet 2,4 ,Céline Gongora 1,2, Patrick Balaguer 1,2,* and Philippe Pourquier 1,2,* 1 IRCM, Institut de Recherche en Cancérologie de Montpellier, INSERM U1194, F-34298 Montpellier, France;
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[email protected] (A.B.);
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[email protected] (C.G.) 2 Université de Montpellier, F-34298 Montpellier, France;
[email protected] 3 Institut régional du Cancer de Montpellier, F-34298 Montpellier, France 4 Centre de Biochimie Structurale, CNRS, INSERM, Université de Montpellier, F-34298 Montpellier, France * Correspondence:
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[email protected] (P.P.); Tel.: +33-4-67-61-24-09 (P.B.); +33-4-66-68-32-31 (P.P.); Fax: +33-4-67-61-23-37 (P.B.); +33-4-66-68-37-02 (P.P.) H.D. and A.B. contributed equally. y Received: 6 May 2020; Accepted: 11 June 2020; Published: 16 June 2020 Abstract: Prostate cancer is the most commonly diagnosed malignancy in men. Its growth mainly relies on the activity of the androgen receptor (AR), justifying the use of androgen deprivation therapy as a gold standard treatment for the metastatic disease.