Part 2: The 3rd International Workshop on Space Radiation Research || Induction and Repair of DNA Double-Strand Breaks in Human Cells: Dephosphorylation of Histone H2AX and Its Inhibition by Calyculin AFrancesca Antonelli, Mauro Belli, Giacomo Cuttone, Valentina Dini, Giuseppe Esposito, Giustina Simone, Eugenio Sorrentino and Maria Antonella Tabocchini · Radiation Research · 2005