Alessandra Quarta1,*, Nunzia
Gallo2, Daniele Vergara3, Luca
Salvatore2, Concetta Nobile1, Andrea
Ragusa1,3 and Antonio Gaballo 1,*
1 CNR Nanotec, Institute of Nanotechnology, via
Monteroni, 73100 Lecce, Italy2 Department of Engineering for Innovation, University
of Salento, via Monteroni, 73100 Lecce, Italy3 Department of Biological and Environmental Sciences
and Technologies, University of Salento,
via Monteroni, 73100 Lecce, Italy* Correspondence: alessandra.quarta@nanotec.cnr.it (A.Q.);
antonio.gaballo@nanotec.cnr.it (A.G.)Keywords: spheroids; hydrogel; collagen; mammary spheroids