Volume 14 No. 2 March – April, 2009

ROMANIAN BIOTECHNOLOGICAL LETTERS

– an international journal –

CONTENTS

Cover: The Bucharest University Building

1.	ELENA PETRESCU-DĂNILĂ, MANUELA VOICU, RALUCA STĂNESCU, BOGDAN STOICA, MIRCEA RUSU Fission yeast Schizosaccharomyces pombe as a producer and secretor of heterologous proteins	……………	4201
2.	ANCA-MICHAELA ISRAIL, MARIANA-CARMEN CHIFIRIUC, CRISTINA DELCARU, CARMEN IORDACHE, DIANA PELINESCU, ELENA SASARMAN Evaluation and monitoring of quorum sensing soluble mediators implicated in the regulation of bacterial growth in Vibrio strains	……………	4211
3.	DIANA-ROXANA PELINESCU, ELENA SASARMAN, MARIANA- CARMEN CHIFIRIUC, ILEANA STOICA, ANA- MARIA NOHIT, IONELA AVRAM, FLOAREA SERBANCEA, TATIANA VASSU DIMOV Isolation and identification of some Lactobacillus an Enterococcus strains by a poliphasyc taxonomical approach	……………	4225
4.	POPA, N.C. , TAMBA – BEREHOIU RADIANA, POPESCU STELA, VARGA MIOARA, CODINĂ GEORGIANA GABRIELA Predictive model of the alveografic parameters in flours obtained from Romanian grains	……………	4234
5.	MARIA ICHIM, LIVIU-IONEL ICHIM, STELA POPOVICI, DIANA PĂSĂRIN, VICTOR FARAON Intensive biotechnologies for the degradation of organic wastes and obtaining of fertilizers for soil ecoremediation	……………	4243
6.	MIOARA VARGA, FLORENTINA RADOI – MATEI The application of statistical modeling tools to predict the growth evolution of food born moulds	……………	4249
7.	SIMONA IVANA, ALEXANDRU BOGDAN_,IPATE JUDITH, LAURENTIU TUDOR, BĂRĂITĂREANU STELIAN, ANDREI TĂNASE, ALEXANDRU NICOLAE POPESCU, DANA MAGDALENA CAPLAN, MIHAI DANEŞ Food microbial contamination – the main danger in the catering type food industry in Romania	……………	4260
8.	GÜLERAY AĞAR, SEDAT BOZARI, AHMET ADIGÜZEL, ÖZLEM BARIŞ,MEDİNE GÜLLÜCE, MERYEM ŞENGÜL, FİKRETTİN ŞAHIN Phenotypic and genetic variation among Astragalus species from Turkey	……………	4267
9.	VINTILA, M. DRAGOMIRESCU, S. JURCOANE, R. CAPRITA, M. MANIU Production of cellulase by submerge and solid state cultures and yeasts selection for conversion of lignocellulose to ethanol	……………	4275
10.	ANCA-IRINA GALACTION, ANCA-MARCELA LUPĂŞTEANU, DAN CAŞCAVAL Comparative evaluation of radial impellers efficiency for bioreactors with stirred bed of immobilized cells 2. Pumper mixer and curved bladed turbine	……………	4282
11.	HATICE OGUTCU, AHMET ADIGUZEL, MEDINE GULLUCE, MEHMET KARADAYI, FIKRETTIN SAHIN Molecular Characterization of Rhizobium Strains Isolated from Wild Chickpeas Collected from High Altitudes in Erzurum-Turkey	……………	4294
12.	ELENA BEIZADEA Fortification of Wheat Flour	……………	4301
13.	ALOK R. RAI, SUDHIR U. MESHRAM and A.B. DONGRE Optimization of RAPD-PCR for discrimination of different strains of Bacillus thuringiensis	……………	4308
14.	SERAP SUNAR,OZKAN AKSAKAL, NALAN YILDIRIM, GULERAY AGAR, MEDINE GULLUCE, FIKRETTIN SAHIN Genetic diversity and relationships detected by FAME and RAPD analysis among Thymus species growing in eastern Anatolia region of Turkey	……………	4314
15.	ARTIMON MIHAELA, V. DUMITRESCU, I. GH. TĂNASE, PELE MARIA, R. NEDELCU The optimization of the methods for Cu, Zn and Pb content determination in Romanian wines by AAS after dry or microwave mineralization	……………	4320
16.	NEAŢĂ, GH. CÂMPEANU, R. MADJAR, M.MITREA Vegetables Cultivated in Biological System and their quality	……………	4327
17.	GURNOOR KAUR, NEELAM VERMA AND DENYS N. WHEATLEY Production and over-expression of arginase with enhanced enzyme activity by an efficient recombinant Escherichia coli system	……………	4334
18.	ALINA ORTAN, MARIA-LIDIA POPESCU, ANDREEA-LIANA GAITA,CRISTINA DINU-PÎRVU, GH. CÂMPEANU Contributions to the Pharmacognostical study on Anethum graveolens, Dill (Apiaceae)	……………	4342
19.	O. DRAGOMIR BODEA, M. C. MUNTEANU, D. DINU, A.I. SERBAN, F. ISRAEL ROMING, M. COSTACHE, A. DINISCHIOTU Influence of deoxynivalenol on the oxidative status of HepG2 cells	……………	4349