PTX3 plays a key role in the organization of the cumulus oophorus extracellular matrix and in in vivo fertilization. by Salustri, A, Garlanda, C, Hirsch, E, De Acetis, M, Maccagno, A, Bottazzi, B, Doni, A, Bastone, A, Mantovani, G, Beck Peccoz, P, Salvatori, G, Mahoney, D, Day, A, Siracusa, G, Romani, L, Mantovani, A