Volume 15 No. 3 May – June, 2010

ROMANIAN BIOTECHNOLOGICAL LETTERS

– an international journal –

CONTENTS

1.	RALUCA GHINDEA, ORTANSA CSUTAK, ILEANA STOICA, ANA-MARIA TANASE, TATIANA VASSUProduction of xylitol by yeasts	……………	5217
2.	BENYAS, M. B. HASSANPOURAGHDAM, S. ZEHTAB SALMASI  ‌AND O. S. KHATAMIAN OSKOOEIAllelopathic Effects of Xanthium strumarium L. Shoot Aqueous Extract on Germination,Seedling Growth and Chlorophyll Content of Lentil (Lens culinaris Medic.)	……………	5223
3.	M.A. AAZAMIEffect of some growth regulators on “in vitro” culture of two Vitis vinifera L. cultivars	……………	5229
4.	VAMANU EMANUEL, PELINESCU DIANA, AVRAM IONELA, VAMANU ADRIAN, VASSU TATIANA, CÂMPEANU GHEORGHE, POPA OVIDIU, BĂBEANU NARCISAThe identification and the influence of different glucides on the production of exopolysaccharides at the strains Lactobacillus sp. IL2 and Lactobacillus sp. IL3	……………	5233
5.	MARICA MARIANA DANIELA, ATUDOSIEI NICOLEStudies Regarding the Pb Toxicity Accumulation in Plants	……………	5240
6.	YILDIZ AKA-KAÇAR, ÇAĞDAŞ AKPINAR, ASLIHAN AGAR,YEŞİM YALÇIN-MENDİ, SEDAT SERÇE, İBRAHİM ORTAŞThe effect of mycorrhiza in nutrient uptake and biomass of cherry rootstocks during acclimatization	……………	5246
7.	ALEXANDRA CRISTINA BLAGA,  ANCA-IRINA GALACTION, DAN CAŞCAVALReactive extraction of 2-keto-gluconic acid. Mechanism and influencing factors	……………	5253
8.	TAPAI (STOICA), GH. CAMPEANU, S. JURCOANE, D. BALANInfluence of the culture medium on the biosynthesis of the amilolytic enzymes obtained from Aspergillus strains	……………	5260
9.	IONITA, LUCIAN., IONITA CARMEN, FIERBINTEANU CARMEN BRATICEVICI, IVANA SIMONA, TANASE ANDREI, POP  ANETA, TUTUNARU ALEXANDRUResearch on variation of haematological parameters, blood chemistry and protein fractions in horses with respiratory disease, after taking an herbal extract	……………	5267
10.	ARMATU, S. COLCERU-MIHUL, C. BUBUEANU, E. DRAGHICI, L. PIRVUEvaluation of antioxidant and free scavenging potential of some Lamiaceae species growing in Romania	……………	5274
11.	TAMBA-BEREHOIU RADIANA, POPA NICOLAE-CIPRIAN, POPESCU STELA, CRISTEA STELUŢA, CULEA RODICADistribution of some toxic contaminants in the milling products, during the milling process	……………	5281
12.	THIEU PHAN XUAN, S. E. GEORGESCU, MARIA ADINA MANEA, ANCA HERMENEAN, MARIETA COSTACHEPhylogenetic relationships of Romanian cattle to other cattle populations determined using mitochondrial DNA D-Loop sequence variation	……………	5287
13.	NICOLAE CORCIONIVOSCHICharacterisation of Campylobacter jejuni outer surface polysaccharides using high performance liquid chromatography (hplc) and nuclear magnetic resonance (nmr)	……………	5293
14.	IOAN ZAGRAI, LUMINITA ZAGRAI, SILVIA PREDA, BEATRICE KELEMEN, IOANA PETRICELE, OCTAVIAN POPESCU, DORU PAMFIL,  MARIA ISACGenetic diversity of Plum pox virus Isolates in Muntenia, Romania	……………	5303
15.	CIMPEANU, C., CAMPEANU G., BEGEA,M., VLADESCU,M., CORNEA,C.P.Bioethanol production by new thermotolerant Romanian yeast strains	……………	5310
16.	ANDREEA NISTOR, GHEORGHE CAMPEANU, NICOLAE ATANASIU, NICOLETA CHIRU, DIANA KARÁCSONYIInfluence of potato genotypes on “in vitro” production of microtubers	……………	5317
17.	SELİME MENTEŞ ÇOLAK, BİNNUR MERİÇLİ YAPICI, ALİ NAİL YAPICIDetermination of antimicrobial activity of tannic acid in pickling process	……………	5325
18.	NICOLETA STĂNCIUC, GABRIELA RÂPEANU AND SILVIUS STANCIUQuantitative evaluation of colour development in milk model systems during heat treatment: a kinetic study	……………	5331
19.	SERKAN ERDAL, MESUT TASKINProduction of α-amylase by Penicillium expansum MT-1 in solid-state fermentation using waste Loquat (Eriobotrya japonica Lindley) kernels as substrate	……………	5342
20.	SORINA POPESCU, FLORENCE LEPRINCE, OANA IOJA-BOLDURA, ANDREI MĂRUŢESCU, IOAN SABĂU, ELENA MARCELA BADEAQuantification of pollen mediated gene flow in maize*		5351
21.	ALEXANDRU FILIP VLADIMIRESCUIsolation of permeaplasts and spheroplasts from Spirulina platensis		5361

Cover: The Bucharest University Building