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Deletion of polyphosphate kinase gene (ppk)has a stimulatory effect on actinorhodin production by Streptomyces coelicolor A3(2)
İREM YALIM CAMCI, TUĞRUL DORUK, ÜMMEHAN AVİCAN, and SEDEF TUNCA GEDİK
Pages 373-380

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Antioxidant activity and luteolin content of Marchantia polymorpha L.
ALPER GÖKBULUT, BASRİ SATILMIŞ, KADİR BATÇIOĞLU, BARBAROS ÇETİN, and ENGİN ŞARER
Pages 381-385

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Calcium oxalate crystal types in three oak species (Quercus L.) in Turkey
BEDRİ SERDAR and HATİCE DEMİRAY
Pages 386-393

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Optimization of the process parameters for the utilization of orange peel to produce polygalacturonase by solid-state fermentation from an Aspergillus sojae mutant strain
HANDE DEMİR, NİHAN GÖĞÜŞ, CANAN TARI, DOREEN HEERD, and MARCELO FERNANDEZ LAHORE
Pages 394-404

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Induction of salt-tolerant potato (Solanum tuberosum L.) mutants with gamma irradiation and characterization of genetic variations via RAPD-PCR analysis
ORKUN YAYCILI and SEMA ALİKAMANOĞLU
Pages 405-412

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Genetic diversity of natural Cyclamen alpinum populations
BELGİN GÖÇMEN TAŞKIN, NİLDEN VARDARELİ, ERSİN DOĞAÇ, RAMAZAN MAMMADOV, and VATAN TAŞKIN
Pages 413-422

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Cloning and sequencing of coat protein gene of Zucchini yellow mosaic virus isolated from squash and muskmelon in Turkey
MERYEM ÖZER, HİKMET MURAT SİPAHİOĞLU, MUSTAFA USTA, and HAKAN FİDAN
Pages 423-429

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Alkaline protease production of Bacillus cohnii APT5
NİLGÜN TEKİN, ARZU ÇÖLERİ CİHAN, ZEKİYE SERPİL TAKAÇ, CANAN YAĞCI TÜZÜN, KENAN TUNÇ, and CUMHUR ÇÖKMÜŞ
Pages 430-440

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Genotoxic and mutagenic effects of aqueous extract from aerial parts of Achillea teretifolia
DİLEK AKYIL, SEDAT OKTAY, RECEP LİMAN, YASİN EREN, and MUHSİN KONUK
Pages 441-448

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Investigation of genetic variation in Tunisian date palm (Phoenix dactylifera L.) cultivars using ISSR marker systems and their relation with fruit characteristics
HAMMADI HAMZA, MOHAMED ALI BENABDERRAHIM, MOKHTAR ELBEKKAY, GUASMI FERDAOUS, TEBRA TRIKI, and ALI FERCHICHI
Pages 449-458

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A study on the characterization and pathogenicity of bacteria from Lymantria dispar L. (Lepidoptera: Lymantriidae)
İSMAİL DEMİR, EMİNE ERYÜZLÜ, and ZİHNİ DEMİRBAĞ
Pages 459-468

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Copper bioremoval by novel bacterial isolates and their identification by 16S rRNA gene sequence analysis
ELİF ÖLMEZOĞLU, BİNNUR KIRATLI HERAND, MEHMET SALİM ÖNCEL, KENAN TUNÇ, and MELEK ÖZKAN
Pages 469-476

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Antioxidant enzymes and GST activity in natural populations of Holandriana holandrii from the Bosna River
JELENA VRANKOVIC, SVETLANA LABUS-BLAGOJEVIC, BELA CSANYI, JARMILA MAKOVINSKA, OLGA CVETKOVIC, ZORAN GACIC, DUSKO BLAGOJEVIC, and MOMIR PAUNOVIC
Pages 477-485