Multiple P 2 X receptors are involved in the modulation of apoptosis in human mesangial cells : evidence for a role of P 2 X 4

Anna Solini, Eleonora Santini, Daniele Chimenti, Paola Chiozzi, Federico Pratesi, Sabina Cuccato, Simonetta Falzoni, Roberto Lupi, Ele Ferrannini, Giuseppe Pugliese, and Francesco Di Virgilio Department of Internal Medicine, Section of Diabetes and Metabolic Diseases, University of Pisa, Pisa; Department of Experimental and Diagnostic Medicine, University of Ferrara; Department of Clinical Sciences, “La Sapienza” University, Rome; and Interdisciplinary Center for the Study of Inflammation, University of Ferrara, Ferrara, Italy