Results 171 to 180 of about 173,833 (408)

The shade avoidance syndrome: a non-markovian stochastic growth model [PDF]

open access: yesarXiv, 2010
Plants at high population density compete for light, showing a series of physiological responses known as the shade avoidance syndrome. These responses are controlled by the synthesis of the hormone auxin, which is regulated by two signals, an environmental one and an internal one. Considering that the auxin signal induces plant growth after a time lag,
arxiv  

Off‐target drift of the herbicide dicamba disrupts plant–pollinator interactions via novel pathways

open access: yesNew Phytologist, EarlyView.
Summary While herbicide use in agriculture is expected to have many effects on surrounding weed communities, it is largely unknown how plant exposure to sublethal doses of herbicide may subsequently impact plant–pollinator interactions. We tested the hypothesis that sublethal herbicide exposure indirectly alters plant–pollinator interactions through ...
Regina S. Baucom   +4 more
wiley   +1 more source

Reversal of an immunity associated plant cell death program by the growth regulator auxin [PDF]

open access: yes, 2007
One form of plant immunity against pathogens involves a rapid host programmed cell death at the site of infection accompanied by resistance, termed the hypersensitive response (HR).
Suresh Gopalan
core   +4 more sources

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 genetic basis of replicated bullseye pattern reduction across the Hibiscus trionum complex

open access: yesNew Phytologist, EarlyView.
Summary Colorful petal patterns fulfill important functions and constitute excellent systems to illuminate the evolutionary processes that generate morphological diversity or instead support the repetitive emergence of similar forms. Here, we combined phylogenomic approaches, genetic manipulations, molecular techniques, and bee behavioral experiments ...
May T. S. Yeo   +6 more
wiley   +1 more source

Cell surface and intracellular auxin signalling for H+ fluxes in root growth

open access: yesNature, 2021
Lanxin Li   +16 more
semanticscholar   +1 more source

Regulation of polar auxin transport by AtPIN1 in Arabidopsis vascular tissue.

open access: yesScience, 1998
Polar auxin transport controls multiple developmental processes in plants, including the formation of vascular tissue. Mutations affecting the PIN-FORMED (PIN1) gene diminish polar auxin transport in Arabidopsis thaliana inflorescence axes.
L. Gälweiler   +6 more
semanticscholar   +1 more source

Auxin metabolism rates and implications for plant development

open access: yesFrontiers in Plant Science, 2015
Studies of auxin metabolism rarely express their results as a metabolic rate, although the data obtained would often permit such a calculation to be made.
Eric M Kramer, Ethan M. Ackelsberg
doaj   +1 more source

Evolutionary‐conserved RLF, a cytochrome b5‐like heme‐binding protein, regulates organ development in Marchantia polymorpha

open access: yesNew Phytologist, EarlyView.
Summary In Arabidopsis thaliana, REDUCED LATERAL ROOT FORMATION (RLF), a cytochrome b5‐like heme‐binding domain (Cytb5‐HBD) protein, is necessary for proper lateral root (LR) formation. Whereas the other Cytb5‐HBD proteins in A. thaliana regulate different metabolic reactions, RLF is unique as it specifically regulates organ development.
Kentaro P. Iwata   +8 more
wiley   +1 more source

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