Blanco B, Pérez-Simón JA, Sánchez-Abarca LI, Caballero-Velazquez T, Gutierrez-Cossío S, Hernández-Campo P, Díez-Campelo M, Herrero-Sanchez C, Rodriguez-Serrano C, Santamaría C, Sánchez-Guijo FM, del Cañizo C, San Miguel JF. Treatment with bortezomib of human CD4+ T cells preserves natural regulatory T cells and allows the emergence of a distinct suppressor T-cell population. Haematologica 2009; 94(7):975-983; https://doi.org/10.3324/haematol.2008.005017.