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Plant ‘hairy root’ culture

Current Opinion in Biotechnology, 1999
Due to their fast growth rates and biochemical stability, 'hairy root' cultures remain unsurpassed as the choice for model root systems and have promise as a bioprocessing system. Applications are wide-ranging, from the production of natural products and foreign proteins to a model for phytoremediation of organic and metal contaminants.
J V, Shanks, J, Morgan
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Root hairiness: effect on fluid flow and oxygen transfer in hairy root cultures

Journal of Biotechnology, 2000
The effect of root hairiness on fluid flow and oxygen transfer in hairy root cultures was investigated using wild-type, transgenic and root-hair mutants of Arabidopsis thaliana. The root hair morphologies of the A. thaliana lines were hairless, short hairs, moderately hairy (wild-type) and excessively hairy, and these morphologies were maintained after
T L, Shiao, P M, Doran
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Hairy Roots

2022
Agrobacterium rhizogenes induces hairy root disease in plants. The neoplastic (cancerous) roots produced by A. rhizogenes infection, when cultured in hormone free medium, show high growth rate and genetic stability. These genetically transformed root cultures can produce levels of secondary metabolites comparable to that of intact plants.
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Hairy roots ? a short cut to transgenic root nodules

Plant Cell Reports, 1989
To facilitate molecular studies of symbiotic nitrogen fixation a procedure for rapid production of transgenic root nodules was established on the legumeLotus corniculatus (Bird'sfoot trefoil). Regeneration of transgenic plants is not required as transgenic nodules are formed onAgrobacterium rhizogenes incited roots inoculated withRhizobium.
Hansen, Jørgen   +3 more
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Hairy Roots

2021
Agrobacterium rhizogenes induces hairy root disease in plants. The neoplastic (cancerous) roots produced by A. rhizogenes infection, when cultured in hormone free medium, show high growth rate and genetic stability. These genetically transformed root cultures can produce levels of secondary metabolites comparable to that of intact plants.
openaire   +1 more source

Hairy Root-activation Tagging: a High-throughput System for Activation Tagging in Transformed Hairy Roots

Plant Molecular Biology, 2005
Activation tagging is a powerful technique for generating gain-of-function mutants in plants. We developed a new vector system for activation tagging of genes in "transformed hairy roots". The binary vector pHR-AT (Hairy Root-Activation Tagging) and its derivative pHR-AT-GFP contain a cluster of rol (rooting locus) genes together with the right border ...
Hikaru, Seki   +5 more
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Chemicals from Roots, Hairy Roots, and Their Application

1999
Plants produce thousands of different compounds through the secondary metabolism pathways. Since many of these products are obtained by direct extraction from plants that are cultivated in the field or some times even collected in their original habitat several factors can alter their yield.
B, Canto-Canché, V M, Loyola-Vargas
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Polyprenols in hairy roots of Coluria geoides

Biochemical Society Transactions, 2000
Long-chain polyisoprenoid alcohols built from several up to more than 100 isoprenoid units are common constituents of all living organisms. They were found mostly in plants, bacteria, yeasts and mammalian cells. In vitro hairy root culture of Coluria geoides was obtained from plants transformed with Agrobacterium rhizogenes. Growth was optimal at 0.75%
K, Skorupińska-Tudek   +5 more
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Flavonoids from Glycyrrhiza pallidiflora hairy root cultures

Phytochemistry, 2001
Glycyrrhiza pallidiflora hairy roots were induced from axenic young plants by direct infection with Agrobacterium rhizogenes. The chemical constituents were then investigated after mass culture. The isoflavone, licoagroisoflavone and the coumestan, licoagroside C, were isolated along with seven known flavonoids.
Wei, Li   +6 more
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Induction of Hairy Roots by Agrobacterium Rhizogenes and Growth of Hairy Roots In Vitro

2003
The bacterial genus Agrobucterium includes two species of considerable interest to plant physiologists and pathologists alike. Infection by virulent strains of A. tumefaciens induces the formation of tumors and infection by A. rhizogenes the proliferation of roots in a wide range of dicotyledenous plants: crown-gall and hairy root diseases are not ...
C S, Hunter, S J, Neill
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