Volume 16 No. 6 November – December, 2011

ROMANIAN BIOTECHNOLOGICAL LETTERS

– an international journal –

CONTENTS

Cover: The Bucharest University Building

1.	N.S. APETREI, A.-R. LUPU, A. CALUGARU, F. KEREK, G. SZEGLI, L. CREMER The antioxidant effects of some progressively purified fractions from Helleborus purpurascens	……………	6673
2.	RALUCA MIHAI, STURZOIU CRISTINA, FLORENTA HELEPCIUC, AURELIA BREZEANU, GHEORGHE STOIAN Biotic and abiotic elicitors induce biosynthesis and accumulation of resveratrol with antitumoral activity in the long – termVitis vinifera L. callus cultures	……………	6683
3.	ELİF DEMİRKAN, SERHAN DİNCBAS, NİHAN SEVİNC and FİGEN ERTAN Immobilization of B. amyloliquefaciens α-amylase and comparison of some of its enzymatic properties with the free form	……………	6690
4.	EROL YILDIRIM, SABAN KORDALI, GULTEN YAZICI Insecticidal effects of essential oils of eleven plant species from Lamiaceae on Sitophilus granarius (L.) (Coleoptera: Curculionidae)	……………	6702
5.	AMINA A. ALY AND HANAN H. LATIF Differential effects of paclobutrazol on water stress alleviation through electrolyte leakage, phytohormones, reduced glutathione and lipid peroxidation in some wheat genotypes (Triticum aestivum L.) Grown in-virto	……………	6710
6.	ELENA DELIAN, VALERIA PETRE, IOAN BURZO, LILIANA BĂDULESCU, DOREL HOZA Total phenols and nutrients composition aspects of some apple cultivars and new studied breeding creations lines grown in Voineşti area – Romania	……………	6722
7.	POMPEI BOLFĂ, MARIAN TAULESCU, NICODIM FIŢ, MIHAELA NICULAE, MIRCEA TĂMAŞ, COSMINA CUC, MARINA SPÎNU Screening of five alcoholic plants extracts effects on the immune status of Romanian EIAV infected horses	……………	6730
8.	SVETLANA BALEŠEVIĆ-TUBIĆ, MLADEN TATIĆ, VUK ĐORĐEVIĆ, ZORICA NIKOLIĆ, JONEL SUBIĆ and VOJIN ĐUKIĆ Changes in soybean seeds as affected by accelerated and natural aging	……………	6740
9.	ELEONORA CODOREAN, ALICE RADUCANU, LUCIAN ALBULESCU, CRISTIANA TANASE, AURELIA MEGHEA, RADU ALBULESCU Multiplex Cytokine Profiling in whole blood from individuals occupationally exposed to particulate coal species	……………	6748
10.	NURŞEN ÇÖRDÜKAND CÜNEYT AKI Inhibition of browning problem during micropropagation of Sideritis trojana bornm., an endemic medicinal herb of Turkey	……………	6760
11.	VLADIMIR M. TOMOVIĆ, LJILJANA S. PETROVIĆ, MARIJA R. JOKANOVIĆ, MILA S. TOMOVIĆ, TATJANA A. TASIĆ, PREDRAG M. IKONIĆ, ZDRAVKO M. ŠUMIĆ Rapid chilling effect on the bacterial populations of pork carcasses	……………	6766
12.	S. POPOVICI, M. ICHIM, GH. RACEANU, S. VELEA, D. G. PASARIN, V. ALBULESCU, V. FARAON, M. AVRAM On-site treatment of wastewaters using integrative systemic biofilter technologies	……………	6776
13.	SADIA TEHRIM, G.M. SAJID In Vitro Establishment, Conservation and its Implications for Grape Germplasm Biodiversity	……………	6781
14.	NEVENA M. MIŠLJENOVIĆ, GORDANA B. KOPRIVICA, LIDIJA R. JEVRIĆ, LJUBINKO B. LEVIĆ, SLAVICA VESKOVIĆ-MORAČANIN Mass transfer kinetics during osmotic dehydration of carrot cubes in sugar beet molasses	……………	6790
15.	ZAULET MIHAELA, IULIANA NICOLAE, TOANA ANDREEA, BARAITAREANU STELIAN, OTELEA MARIA RODICA, TOMASZ STADEJEK Genetic characterization of Romanian Porcine Reproductive and Respiratory Syndrome Viruses based on ORF7 nucleoprotein gene sequences	……………	7800
16.	HARIT JHA, M. PATIL Biopulping of sugarcane bagasse using Manganese peroxidase from Penicillium oxalicum isolate-1	……………	6809
17.	MIRCEA NEGRUŢĂ, NATALIA CUCU, ION NĂFTĂNĂILĂ Biotechnology Project Management vs. Non-Registered Intellectual Property	……………	6820
18.	NURULLAH AKCAN High Level Production of Extracellular α-Amylase from Bacillus licheniformis ATCC 12759 in Submerged Fermentation	……………	6833
19.	SILVIA IGA, DUMITRU PETRU IGA, ALINA NICOLESCU, DUICA FLORENTINA,GHEORGHE CÎMPEANU Preparation of Ceramide and Sphingosine by Chemical and Biochemical Methods – An Instrument for the Evaluation of Compatibility between Sphinganine and Fatty Acids	……………	6841
20.	AIDA VASILE, TUDOR LUCIAN MIRON, DANIELA PARASCHIV, GABRIELA BAHRIM, STEFAN DIMA The enhancement of the growth ability and the viability of some probiotic bacteria in media with wild Origanum vulgare L. extract	……………	6847