Ecology and biotechnological potential of bacterial community from three marine sponges of the coast of Rio de Janeiro, Brazil oleh FÁBIO V. DE ARAÚJO, MARCELLE C.M. NETTO, GUSTAVO P. AZEVEDO, MARCELLY M.A. JAYME, MONICA C. NUNES-CARVALHO, MARIANA M. SILVA, FLÁVIA L. DO CARMO