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Vývojová terminace aktivity apikálního meristému kořene / Development related termination of the root apical meristem activity

Development Related Termination of the Root Apical Meristem Activity Abstract Root system architecture is modulated through growth and branching of individual roots, while the growth is strictly regulated via long term apical meristem (RAM) maintenance and cell elongation. RAM activity is not consistent during root on- togeny, which was shown in several dicotyledonous species as change in root meristem structure and decline in root growth rate during individual root development. This thesis is focused on changes in extent and arrangement of meristematic tissues and their derivatives within adventitious roots of Acorus calamus and Oryza sativa during long term cultivation. Changes in meristem and elongation zone length, the root cap length, radial tissue complexity, as well as the changes in root hair emergence, etc., are put into relation with quantified expression level of selected important regulatory elements taking part in RAM maintenance (WOX and SCR family transcription factors). Methodology and approach for future research in this field are outlined. Keywords: Root, Apical Meristem, Root System Architecture, RAM Termination

Identiferoai:union.ndltd.org:nusl.cz/oai:invenio.nusl.cz:351460
Date January 2016
CreatorsBenešová, Šárka
ContributorsSoukup, Aleš, Vaňková, Radomíra
Source SetsCzech ETDs
LanguageEnglish
Detected LanguageEnglish
Typeinfo:eu-repo/semantics/masterThesis
Rightsinfo:eu-repo/semantics/restrictedAccess

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