Polar auxin transport: New support for an old model

Plant Cell;  November 1, 1998 ;     700+ words ......indole-3-acetic acid (IAA), moves from the tip...description of polar auxin transport, a phenomenon that...reasons. First, polar auxin transport is ubiquitous among...of inhibiting polar auxin transport with chemical inhibitors...strongly suggest that auxin ...

The transparent testa4 Mutation Prevents Flavonoid Synthesis and Alters...

Plant Cell;  May 1, 2004 ;     700+ words ......of a negative auxin transport regulator. The...indole-3-acetic acid (IAA) also elevated...result of changing IAA distribution. Acropetal IAA transport was...stimulation that alters auxin transport in roots and dependent...indole-3-acetic acid (IAA), is ...

Characterization of auxin transport in the GPS mutants of Arabidopsis....

The Ohio Journal of Science;  March 1, 2003 ;     306 words ......normally in wildtype but auxin transport was abolished indicating...sedimentation but prior to auxin transport. The goal of this work was to characterize auxin transport in the gps mutants to...done using [[3.sup]H]-IAA indicate that the polar auxin transport was ...

Flavonoids act as negative regulators of auxin transport in vivo in...

Plant Physiology;  June 1, 2001 ;     700+ words ......shown to block the process of auxin transport by inhibition of the auxin...carrier complex. These synthetic auxin transport inhibitors may act by mimicking...have been suggested to be auxin transport inhibitors based on their...

Silencing the Flavonoid Pathway in Medicago truncatula Inhibits Root...

Plant Cell;  July 1, 2006 ;     700+ words ......development through their action as auxin transport inhibitors, but genetic proof...flavonoid-deficient roots showed increased auxin transport compared with control roots. Inoculation with rhizobia reduced auxin transport in control roots after 24 h...

Genetic and chemical reductions in protein phosphatase activity alter...

Plant Cell;  July 1, 2001 ;     700+ words ......phosphorylation in regulating auxin transport and suggest that the acropetal and basipetal auxin transport streams are differentially...INTRODUCTION Polar auxin transport in higher plants is...and regulated process. Auxin transport controls a variety of...indoleacetic ...

Separating the Roles of Acropetal and Basipetal Auxin Transport on...

Plant Cell;  June 1, 2007 ;     700+ words ......thaliana ABC transporter genes linked to auxin transport by various previous results were studied...Resistance-Like1 (MDR1) reduced acropetal auxin transport in roots by 80% without affecting...from the wild type. Thus, acropetal auxin transport maintains straight growth but ...

Increased Expression of MAP KINASE KINASE7 Causes Deficiency in Polar...

Plant Cell;  February 1, 2006 ;     700+ words ......or enhancement in auxin transport, indicating that...indole-3-acetic acid (IAA), plays a crucial...Morris et al., 2004). IAA is biosynthesized...basipetal polar auxin transport (PAT) in shoots...the basal end of auxin transport-competent cells...1998). Besides ...

The Role of Flavonoids in Root Nodule Development and Auxin Transport in...

Plant Cell;  July 1, 2006 ;     700+ words ......flavonoids have been found to act as auxin transport inhibitors (Stenlid, 1976; Jacobs...in their hosts that interfere with auxin transport, thereby causing altered hormonal...Hirsch et al. (1989) showed that auxin transport inhibitors, such as N-(1-naphthyl...

The Ethylene-Insensitive sickle Mutant of Medicago truncatula Shows...

Plant Physiology;  September 1, 2006 ;     700+ words ......investigate the interaction of ethylene with auxin transport during root nodulation in Medicago...cyclopropane-1-carboxylic acid inhibited auxin transport in wild type but not in skl. Auxin transport at the nodule initiation zone was...

Brassinosteroids Stimulate Plant Tropisms through Modulation of Polar...

Plant Cell;  October 1, 2005 ;     700+ words ......BL) stimulates polar auxin transport capacities and modifies...facilitate functional auxin transport in plants, was differentially...the BR effects on polar auxin transport and tropistic responses...indole-3-acetic acid (IAA) or BR treatment suggested...stimulating acropetal ...

Pennsylvania, Illinois, North Carolina, Missouri, Delaware Inventors...

US Fed News Service, Including US State News;  September 15, 2008 ;     275 words ......developed a nucleic acid encoding auxin transport protein. According to the U.S. Patent...nucleic acid fragment encoding an auxin transport protein. The invention also relates...all or a substantial portion of the auxin transport protein, in sense or antisense orientation...

Interactions between Auxin Transport and the Actin Cytoskeleton in...

Plant Physiology;  May 1, 2004 ;     700+ words ......whether auxin and auxin transport are also required...3-acetic acid (IAA), and auxin efflux...The effect of IAA and NPA on gravity...the first 6 h AF, auxin transport is relatively constant...during which NPA and IAA reduce environmental...actin patches and ...

Variation in Expression and Protein Localization of the PIN Family of...

Plant Cell;  July 1, 2004 ;     700+ words ......flavonols are thought to modulate auxin transport in Arabidopsis thaliana via an as...auxin efflux facilitator proteins. Auxin transport is enhanced in the absence of flavonoids...wild type as well. Flavonoids inhibit auxin transport primarily at the shoot apex and root...

Some suppliers shun the IAA, but many say it's "a must".(Frankfurt...

Automotive News Europe;  August 25, 2003 ;     428 words ...The IAA in Frankfurt next month is one of the world...will be absent. That's a jolt: at the last IAA, Visteon had a two-story stand to entertain...will not show up. Some suppliers complain that IAA's two press and industry days and 11 public...