Herba Polonica vol. 58 No. 4 (2012)

Content
Experimental Papers
ARTUR ADAMCZAK, WALDEMAR BUCHWALD, AGNIESZKA GRYSZCZYŃSKA
Phytochemical variability of coltsfoot (Tussilago farfara L.) in Poland
MAHDI FARAVANI, SOHEILA KOOREPAZ, BARAT ALI GHOLAMI, YASER ZARE
Biological effects of fertilizer treatments on growth, yield and yield components of black cumin
AGNIESZKA GRYSZCZYŃSKA, ZDZISŁAW ŁOWICKI, BOGNA OPALA, ANNA KRAJEWSKA-PATAN, WALDEMAR BUCHWALD, BOGUSŁAW CZERNY, SEBASTIAN MIELCAREK, PRZEMYSŁAW M. MROZIKIEWICZ
Comparison of phenylethanoids content in Rhodiola kirilowii and Rhodiola rosea roots applying a newly developed UPLC-MS/MS method
ANETA WESOŁOWSKA, DOROTA JADCZAK, MONIKA GRZESZCZUK
Influence of distillation time on the content and composition of essential oil isolated from wild thyme (Thymus serpyllum L.)
AGNIESZKA GRYSZCZYŃSKA, ANNA KRAJEWSKA-PATAN, MARIOLA DREGER, WALDEMAR BUCHWALD, AGNIESZKA PIETROSIUK, MONIKA ZYCH, MONIKA KARASIEWICZ, ANNA BOGACZ, RADOSŁAW KUJAWSKI, MIROSŁAWA FURMANOWA, BOGUSŁAW CZERNY, SEBASTIAN MIELCAREK, PIOTR GAZDA, PRZEMYSŁAW M. MROZIKIEWICZ
Proanthocyanidins in Rhodiola kirilowii and Rhodiola rosea callus tissues and transformed roots – determination with UPLC-MS/MS method
MARIOLA DREGER, ANNA KRAJEWSKA-PATAN, MAŁGORZATA GÓRSKA-PAUKSZTA,
MARZENA PIESZAK, BOGNA OPALA, AGNIESZKA GRYSZCZYŃSKA, ARTUR
ADAMCZAK, PRZEMYSŁAW Ł. MIKOŁAJCZAK, WALDEMAR BUCHWALD
Content of pyrrolizidine alkaloids (senecionine and senkirkine) in Tussilago farfara L. plants cultivated in vitro
GHADIR ZAYZAFOON, ADNAN ODEH, ABDUL WAHAB ALLAF
Determination of essential oil composition by GC-MS and integral antioxidant capacity using photochemiluminescence assay of two Thymus leaves: Thymus syriacus and Thymus cilicicus from different Syrian locations
EWA IGNATOWICZ, MAŁGORZATA ZIELIŃSKA-PRZYJEMSKA, HANNA SZAEFER,
HANNA SOBIERAJSKA, WANDA BAER-DUBOWSKA
Effects of naturally occurring plant phenols on production of reactive oxygen species and DNA damage induced by tumour promoter 12-O-tetradecanoyl phorbol-13-acetate (TPA) in mouse epidermis
Review articles
MARZENA PIESZAK, PRZEMYSŁAW Ł. MIKOŁAJCZAK, KATARZYNA MANIKOWSKA