Results 61 to 70 of about 32,733 (167)

SAUR39, a Small Auxin-Up RNA Gene, Acts as a Negative Regulator of Auxin Synthesis and Transport in Rice   [PDF]

open access: yesPlant Physiology, 2009
AbstractThe phytohormone auxin plays a critical role for plant growth by regulating the expression of a set of genes. One large auxin-responsive gene family of this type is the small auxin-up RNA (SAUR) genes, although their function is largely unknown.
Surya, Kant   +3 more
openaire   +2 more sources

Effect of zinc (Zn) and auxin (IBA) foliar application on phytohormonal variation and growth of corn (Zea mays L.) [PDF]

open access: yesZīst/shināsī-i Giyāhī-i Īrān, 2014
In order to assess corn responses to zinc compounds and auxin (Indole Butyric Acid) foliar application in shoots and roots, a pot experiment was carried out in randomized complete block design in three replications.
Foad Moradi   +3 more
doaj  

A family of auxin conjugate hydrolases from Solanum lycopersicum and analysis of their roles in flower pedicel abscission

open access: yesBMC Plant Biology, 2019
Background Auxin conjugates are hydrolyzed to release free auxin to ensure defined cellular auxin levels or gradients within tissues for proper development or response to environmental signals.
Xin Fu   +6 more
doaj   +1 more source

Oscillation of stem polarity expression in transport of natural auxin of pine cambium

open access: yesActa Societatis Botanicorum Poloniae, 2014
Simultaneous measurements of acropetal and basipetal efflux of natural auxin from the cambial region of a series of successive sections from Pinus silvestris stems revealed an unknown until now variation of polarity expression in the transport of auxin ...
Tomasz J. Wodzicki   +2 more
doaj   +1 more source

OsIAGT1 Is a Glucosyltransferase Gene Involved in the Glucose Conjugation of Auxins in Rice

open access: yesRice, 2019
Background In cereal crop rice, auxin is known as an important class of plant hormone that regulates a plethora of plant growth and development. Glycosylation of auxin is known to be one of the important mechanisms mediating auxin homeostasis.
Qian Liu   +7 more
doaj   +1 more source

The Peach RGF/GLV Signaling Peptide pCTG134 Is Involved in a Regulatory Circuit That Sustains Auxin and Ethylene Actions

open access: yesFrontiers in Plant Science, 2017
In vascular plants the cell-to-cell interactions coordinating morphogenetic and physiological processes are mediated, among others, by the action of hormones, among which also short mobile peptides were recognized to have roles as signals.
Nicola Busatto   +10 more
doaj   +1 more source

New links between auxin and starch

open access: yesNature Communications
Auxin was one of the first plant hormones to be identified, but we are still discovering the roles of this “master” hormone. Here we discuss new evidence that links auxin with the synthesis and accumulation of one of humanity’s staple food ingredients ...
John J. Ross, Erin L. McAdam
doaj   +1 more source

Synthesis of three major auxins from glucose in EngineeredEscherichia coli [PDF]

open access: yes, 2018
ABSTRACTIndole-3-acetic acid (IAA) is considered the most common and important naturally occurring auxin in plants and a major regulator of plant growth and development. In addition, phenylacetic acid (PAA) and 4-hydroxyphenylacetic acid (4HPA) can also play a role as auxin in some plants.
Guo, Daoyi   +6 more
openaire   +1 more source

Auxin controls circadian flower opening and closure in the waterlily

open access: yesBMC Plant Biology, 2018
Background Flowers open at sunrise and close at sunset, establishing a circadian floral movement rhythm to facilitate pollination as part of reproduction.
Meiyu Ke   +5 more
doaj   +1 more source

Action of actinomycin D on auxin-induced growth of Avena coeleoptile section

open access: yesActa Societatis Botanicorum Poloniae, 2015
Double-stranded DNA and in a lesser degree ATP reduce the inhibitory action of actinomycin D on auxin-induced elongation growth. The reduction of inhibition by DNA is significant in the initial phase of elongation up to the 4th hour of growth. The effect
J. Buczek
doaj   +1 more source

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