Abstract 4140: Secreted protein acidic and rich in cysteine (SPARC) promotes mammary tumor growth and dissemination through immune and non-immune mediated mechanisms - Güttlein, Leandro N.; Benedetti, Lorena G.; Spallanzani, Raúl G.; Rotondaro, Cecilia; Raffo Iraolagoitia, Ximena L.; Sganga, Leonardo; Salvatierra, Edgardo; Llera, Andrea S.; Zwirner, Norberto W.; Podhajcer, Osvaldo L. (Cancer research (Chicago, Ill.), 2016)