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@inproceedings{744277, author = {Váňová, Lucie and Kummerová, Marie}, address = {Brno}, booktitle = {MendelNet 2007 Agro - Sborník z mezinárodní konference posluchačů postgraduálního doktorského studia}, keywords = {fluoranthene; phytohormone; pea plants; in vitro;}, language = {eng}, location = {Brno}, isbn = {978-80-7375-119-7}, note = {Program rektora MU na podporu tvůrčí činnosti studentů, projekt č. 20071431C0007}, pages = {115-115}, publisher = {Mendelova zemědělská a lesnická univerzita}, title = {Changes of level of endogenous phytohormones as new marker of environmental loading}, year = {2007} }
TY - JOUR ID - 744277 AU - Váňová, Lucie - Kummerová, Marie PY - 2007 TI - Changes of level of endogenous phytohormones as new marker of environmental loading PB - Mendelova zemědělská a lesnická univerzita CY - Brno SN - 9788073751197 N1 - Program rektora MU na podporu tvůrčí činnosti studentů, projekt č. 20071431C0007 KW - fluoranthene KW - phytohormone KW - pea plants KW - in vitro; N2 - The aim of our study was to find, establish and verify new methods for early indication of stress evoked by organic compounds in plants. The level of endogenous phytohormones in pea plants (Pisum sativum L. cv. Garde) cultivated in vitro in the presence of polycyclic aromatic hydrocarbon (PAH) fluoranthene (FLT; 0.1, 1 and 5 mg/L) was assessed. MS medium for apical segments cultivation was enriched with 0.1 mg/L indole-3-acetic acid (IAA) or combination of IAA and 0.1 mg/L N6-benzylaminopurin (BA). The production of gaseous hormone ethylene was analysed after 1, 2, 3, 7, 14 and 21 days of cultivation by GC-FID. In 21-day-old plants the level of cytokinins was analysed using the ELISA method and the level of ABA was analysed by RIA method. The content of endogenous phytohormones (ethylene, cytokinins (DHZR, iP, BA, BAR, mT, mTR) and ABA) significantly increased with increasing FLT concentration (1 and 5 mg/L) in the environment. This fact indicates that it could be a precious tool for the study of toxic effects of other environmental contaminants. ER -
VÁŇOVÁ, Lucie a Marie KUMMEROVÁ. Changes of level of endogenous phytohormones as new marker of environmental loading. In \textit{MendelNet 2007 Agro - Sborník z mezinárodní konference posluchačů postgraduálního doktorského studia}. Brno: Mendelova zemědělská a lesnická univerzita, 2007, s.~115. ISBN~978-80-7375-119-7.
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