1. IN VITRO STUDY ON THE EFFECTIVENESS OF A GROUP OF EXPERIMENTAL HYDROGEN PEROXIDE AND CARBAMIDE PEROXIDE BLEACHING GELS UPON DENTAL ENAMEL. Authors: CAMELIA ALB, ADA IRIMIE, ALEXANDRA BOTOS, HORATIU COLOSI, LAURA SILAGHI DUMITRESCU, MARIOARA MOLDOVAN, DIANA DUDEA.2. COMPARATIVE IN VITRO STUDY OF THE DIFFERENT ORTHODONTIC BRACKETS USING TWO ETCHING TECHNIQUES. Authors: MIHAELA PĂSTRAV, ANDREA MARIA CHISNOIU, OVIDIU PĂSTRAV, LAURA SILAGHI DUMITRESCU, CODRUTA SAROSI, VIORICA TARMURE.3. IN VITRO TESTING OF A POLYLACTIC POLYMER SYNTHESIZED FROM WHEY. Authors: ALEXANDRA DREANCĂ, RADU A POPESCU, AMALIA NEAGU, GEORGE ENACRACHI, IULIA CIMPOEȘ, NICODIM FIȚ, MARIOARA MOLDOVAN, LAURA SILAGHI DUMITRESCU, ANCA JURJ, IOANA BERINDAN-NEAGOE, IOAN MARCUS.4. EFFECT OF AN EXPERIMENTAL GREEN TEA EXTRACT BLEACHING GEL ON THE COLOR CHANGES OF A COMPOSITE RESIN . Authors: MADALINA VALEANU, ANDRADA VOINA TONEA, LAURA SILAGHI DUMITRESCU, AMALIA IONELA MOLDOVAN, ADA DELEAN, ADRIANA MURESAN, CORINA VOINA.