Results 51 to 60 of about 148,293 (161)

Genotype By Environment Interaction in Shoot Branching [PDF]

open access: yes, 2012
Plant development is highly plastic, allowing plants to adapt to constant changes in environmental conditions. An excellent example of developmental plasticity is shoot branching.
George, Gilu
core   +5 more sources

Gibberellins and Gravitropism in Maize Shoots [PDF]

open access: yesPlant Physiology, 1987
[3H]Gibberellin A20 (GA20) of high specific radioactivity (49.9 gigabecquerel per millimole) was applied equilaterally in a ring of microdrops to the internodal pulvinus of shoots of 3-week-old gravistimulated and vertical normal maize (Zea mays L.), and to a pleiogravitropic (prostrate) maize mutant, lazy (la).
S B, Rood   +3 more
openaire   +2 more sources

Overexpression of the protein phosphatase 2A regulatory subunit a gene ZmPP2AA1 improves low phosphate tolerance by remodeling the root system architecture of maize. [PDF]

open access: yesPLoS ONE, 2017
Phosphate (Pi) limitation is a constraint for plant growth and development in many natural and agricultural ecosystems. In this study, a gene encoding Zea mays L.
Jiemin Wang   +4 more
doaj   +1 more source

Signals and PerCEPtion: diverse roles for C-terminally encoded peptides in symbiosis, root system gravitropism, and pathogen response in Medicago truncatula and Arabidopsis thaliana [PDF]

open access: yes, 2022
Plant peptide hormones form part of complex signalling pathways, allowing plants to respond and adapt to biotic and abiotic stresses. This thesis discovers new roles of the C-TERMINALLY ENCODED PEPTIDE (CEP) family and its receptor in the control of ...
Ivanovici, Ariel
core   +1 more source

Ammonium inhibits primary root growth by reducing the length of meristem and elongation zone and decreasing elemental expansion rate in the root apex in Arabidopsis thaliana.

open access: yesPLoS ONE, 2013
The inhibitory effect of ammonium on primary root growth has been well documented; however the underlying physiological and molecular mechanisms are still controversial. To avoid ammonium toxicity to shoot growth, we used a vertical two-layer split plate
Ying Liu   +5 more
doaj   +1 more source

Proprioception drives tension wood formation for autotropic straightening and postural control in trees

open access: yesNew Phytologist, EarlyView.
Proprioception controls trunk straightness in trees through opposite tension wood formation. A spherical growth chamber (a), combined with a two‐dimensional rotating clinostat (b2), suppresses gravi‐ and phototropic sensing. The tree is first tilted horizontally (b1), triggering upward gravitropic bending, actuated by tension wood formation on the ...
Alexandre Caulus   +7 more
wiley   +1 more source

Regulation of tiller angle by gravity-sensing genes in rice

open access: yesCrop Journal
Endodermal cells and starch-accumulating amyloplasts are well-known gravity sensors initiating shoot gravitropism in Arabidopsis thaliana. The transcription factors SHR and SGR1 regulate endodermal cell formation, while PGM has been demonstrated to ...
Tao Yin   +5 more
doaj   +1 more source

LAZY2 and LAZY3 Regulate Rice Root Gravitropism by Affecting Starch Accumulation

open access: yesAgronomy
Root gravitropism is essential for plants to establish proper root system architecture, enabling efficient soil exploration and optimal acquisition of water and nutrients.
Haoran Song   +3 more
doaj   +1 more source

The intracellular phospholipase A1 protein family

open access: yesBiomolecular Concepts, 2012
Phospholipase A1 is an enzyme that hydrolyzes phospholipids, producing 2-acyl-lysophospholipids and fatty acids. The intracellular phospholipase A1 (iPLA1) protein family is a relatively recently discovered lipid-metabolizing enzyme family.
Tani Katsuko   +2 more
doaj   +1 more source

Evidence for a Relationship between H+ Excretion and Auxin in Shoot Gravitropism [PDF]

open access: yesPlant Physiology, 1983
The role of auxin and protons in the gravitropic response of the sunflower (Helianthus annuus L. cv Sungold) hypocotyl has been investigated. No physiological asymmetry in acid-growth capacity could be detected between the upper and lower surfaces of gravistimulated hypocotyls.
L Z, Wright, D L, Rayle
openaire   +2 more sources

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