1. Perea SE, Reyes O, Puchades Y, Mendoza O, Vispo NS, Torrens I, Santos A, Silva R, Acevedo B, López, E, Falcón V, Alonso DF. Antitumor Effect of a Novel Proapoptotic Peptide that Impairs the Phosphorylation by the Protein Kinase 2 (Casein Kinase 2). Cancer Research 2004; 64, 7127-7129. 2. Perea SE, Reyes O, Baladron I, Perera Y, Farina H, Gil J, et al. CIGB-300, a novel proapoptotic peptide that impairs the CK2 phosphorylation and exhibits anticancer properties both in vitro and in vivo. Mol Cell Biochem 2008; 316:163-167. 3. Solares AM, Santana A, Baladrón I, Valenzuela C, González CA, Díaz A, Castillo D, Ramos T, Gómez R, Alonso DF, Herrera L, Sigman H, Perea SE, Acevedo BE, López-Saura P. Safety and preliminary efficacy data of a novel Casein Kinase 2 (CK2) peptide inhibitor administered intralesionally at four dose levels in patients with cervical malignancies. BMC Cancer 2009, 9:146. 4. Perea SE, Baladron I, Garcia Y, Perera Y, Lopez A, Soriano JL, Batista N, Palau A, Hernández I, Farina H, Garcia I, Gonzalez L, Gil J, Rodriguez A, Solares M, Santana A, Cruz M, Lopez M, Valenzuela C, Reyes O, López-Saura PA, González CA, Diaz A, Castellanos L, Sanchez A, Betancourt L, Besada V, González LJ, Garay H, Gómez R, Gómez DE, Alonso DF, Perrin P, Renualt JY, Sigman H, Herrera L, Acevedo B. CIGB-300, a synthetic peptide-based drug that targets the CK2 phosphoaceptor domain. Translational and clinical research. Mol Cell Biochem 2011; 356(1-2):45-50.