Auxins are a class of plant hormones (or plant growth substances) with some
morphogen-like ... Auxins typically act in concert with, or in opposition to, other
plant hormones. .... ARF (auxin respon...
All data emerging from cell culture studies suggest that auxin acts as a
permissive signal for cell division providing the necessary competence to enter
into the ...
Auxin is a plant hormone produced in the stem tip that promotes cell elongation.
... The roots of the plant act as miners moving through the soil and bringing
needed .... One plant response to environmental stimulus involves plant parts
Mar 4, 2005 ... Current assays for auxin response in the model plant Arabidopsis ... studies in
arabidopsis indicate that IBA acts primarily through conversion to ...
Jan 29, 2015 ... Auxin responses are governed by two separate signaling pathways—the ..... Can
IBA or other auxin precursors act as signaling molecules?
“turn”) are positive or negative growth responses of plants to external stimuli .....
Auxin acts to adapt the plant to its environment in a highly advantageous way.
A Model for Auxin Response through the TIR1 Auxin Receptor Pathway.
Transcriptionally ... These data suggested that auxin acts by a novel mechanism.
One potential substrate is the product of the SAR1 gene. By genetic criteria,SAR1
has a negative role in auxin response, and acts downstream of AXR1 (Cernac ...
Insight into the mechanism of auxin action in the gravitropic response has
recently been gained by the .... AUX1 acts as an IAA/proton transporter into cells.
view of the two cases presented below where a positive auxin response is ....
Since IAA step-ups act first by inhibiting elongation (transient inhibition) and.