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Ribotyping
ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ
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Ribotyping (engl. Kofferwort fΓΌr ribosomale Typisierung) ist in der Molekularbiologie ein Verfahren zur Erzeugung eines genetischen Fingerabdrucks von rDNA per RestriktionsfragmentlΓ€ngenpolymorphismus.cite-ref-1[1]
Contents
β’ Prinzip
β’ Literatur
β’ Einzelnachweise
ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ
Prinzip
Durch das Ribotyping werden charakteristische Restriktionsmuster der DNA von Genen der ribosomalen RNA (rRNA) erzeugt. Die isolierte DNA wird mit einem Restriktionsenzym zerlegt, nach einer Agarose-Gelelektrophorese und einem Southern Blot mit Hybridisierungssonden aus Teilen der Gene der 16S rRNA und 23 S rRNA kann ein fΓΌr die Art charakteristisches Muster erzeugt und mit Proben anderer Arten verglichen werden.cite-ref-2[2]
Literatur
β’ Katharina Munk: Taschenlehrbuch Biologie Mikrobiologie. Thieme Verlag 2008. ISBN 978-3-13-144861-3.
Einzelnachweise
cite-note-11. β F. Grimont, P. A. Grimont: Ribosomal ribonucleic acid gene restriction patterns as potential taxonomic tools. In: Ann. Inst. Pasteur Microbiol. (1986), Band 137B, S. 165β175. PMID 2446639.