Volume 12 No. 6 November – December, 2007 ROMANIAN BIOTECHNOLOGICAL LETTERS – an international journal – CONTENTS 1.Anca-Irina GALACTION, Dan CAŞCAVAL, Elena FOLESCUBioreactors for 3D tissue engineering ……………33652.V. ALEXANDRU, M. BALAN, A. GASPAR, O. CRACIUNESCU, L. MOLDOVANStudies on the antioxidant activity, phenol and flavonoid contents of some selected Romanian medicinal plants used for wound healing ……………33743.MARIUS MIHĂŞAN, EUGEN UNGUREANU, VLAD ARTENIEOptimum parameters for overexpression of recombinant protein from tac promotors on autoinducible medium ……………33794.ELENA SASARMAN, CAMELIA DIGUTA, STEFANA JURCOANE, IRINA LUPESCU, DIANA GROPOSILA-CONSTANTINESCU, LUMINITA TCACENCOInfluence of some nutritional factors on lipase production by Yarrowia lipolytica …………… 33885.Dan Caşcaval, ANCA-IRINA GALACTIONThe european colour of biotechnology is white ……………33946.FLORINA CRIVOI, LAURA STEFAN, LUCIA MOLDOVAN, CORNELIA VASILECompatibility and cytotoxicity testing of some polyvinyl alcohol and hydrolyzated collagen based blends ……………33987.CAMELIA CRISTEA, GHEORGHE CAMPEANU, AURA IONIŢĂ, LAURENŢIU FILIPESCUThe antifungal properties of the Frucol preparates …………… 34068.OANA IFTIME, RALUCA GHINDEA, TATIANA VASSUIdentification of yeasts in late stages of spontaneous fermentation of a red grape must ……………34139.MEDANA ZAMFIR, AURELIA BREZEANU and LUC DE VUYSTBactericidal effect of acidophilin 801, a bacteriocin produced by Lactobacillus acidophilus IBB 801 ……………342010.CAMELIA PAPUC, CRISTIANA DIACONESCU, NICORESCU V., CARMEN CRIVINEANUAntioxidant properties of aromatic plant alcoholic extracts ……………3431 Cover: The Bucharest University Building