Results 31 to 40 of about 16,705 (295)

Revisiting yield in terms of phloem transport to grains suggests phloem sap movement might be homeostatic

open access: yes, 2023
International audiencePhloem sap transport, velocity and allocation have been proposed to play a role in physiological limitations of crop yield, along with photosynthetic activity or water use efficiency.
Lothier, Jérémy   +9 more
core   +1 more source

Long-distance hormone transport via the phloem

open access: yes, 2023
Several key plant hormones are synthesised in the shoot and are advected within the phloem to the root tip. In the root tip, these hormones regulate growth and developmental processes, and responses to environmental cues.
Owen, Markus R.   +5 more
core   +1 more source

AmSUT1, a Sucrose Transporter in Collection and Transport Phloem of the Putative Symplastic Phloem LoaderAlonsoa meridionalis  [PDF]

open access: yesPlant Physiology, 2004
AbstractA sucrose (Suc) transporter cDNA has been cloned from Alonsoa meridionalis, a member of the Scrophulariaceae. This plant species has an open minor vein configuration and translocates mainly raffinose and stachyose in addition to Suc in the phloem (C. Knop, O. Voitsekhovskaja, G. Lohaus [2001] Planta 213: 80–91).
Knop, C.   +3 more
openaire   +3 more sources

Evidence of phloem boron transport in response to interrupted boron supply in white lupin (Lupinus albus L. cv. Kiev Mutant) at the reproductive stage

open access: yes, 2008
The present study investigates whether previously acquired boron (B) in mature leaves in white lupin can be retranslocated into the rapidly growing young reproductive organs, in response to short-term (3 d) interrupted B supply.
Huang, Longbin   +5 more
core   +1 more source

Phloem transport: Are you chaperoned? [PDF]

open access: yesCurrent Biology, 1999
Long-distance transport via the vasculature in plants is critical for nutrient dissemination, as well as transport of growth regulatory molecules such as hormones. Evidence is now accumulating that protein and RNA molecules also use this transport pathway, possibly to regulate developmental and physiological processes.
Crawford, Katrina M   +1 more
openaire   +3 more sources

Stem Compression: A Means to Reversibly Reduce Phloem Transport in Tree Stems

open access: yes, 2019
Stem compression reduces or terminates the phloem-mediated transport of carbohydrates and other solutes in tree stems, without causing permanent damage to phloem functioning (Henriksson et al. Tree Physiol. 35:1075-1085, 2015).
Sveriges lantbruksuniversitet.   +1 more
core   +1 more source

Assessing Long-distance Transport from Photosynthetic Source Leaves to Heterotrophic Sink Organs with [14C]CO2

open access: yesBio-Protocol, 2017
Phloem loading and transport of photoassimilate from photoautotrophic source leaves to heterotrophic sink organs are essential physiological processes that help the disparate organs of a plant function as a single, unified organism.
Umesh Yadav   +4 more
doaj   +1 more source

Phloem transport of resources

open access: yes, 2014
Published Online: 13 DEC 2013This chapter reviews the principles and concepts of resource transport in the phloem in general and then moves to describe the physiology of phloem translocation in sugarcane.
Patrick, J., Grof, C., Byrt, C.
core   +1 more source

Climate Change Threatens Micronutrient Density of European Winter Wheat

open access: yesAdvanced Science, EarlyView.
Micronutrients are vital for human health. Wheat is a major staple crop and a significant source of minerals and B‐vitamins. The impact of climate change on their content remains largely unknown. We evaluated micronutrient levels in European winter wheat grown under historical and projected climate conditions. Our findings indicate that future climates
Da Cao   +17 more
wiley   +1 more source

Effective carbon partitioning driven by exotic phloem-specific regulatory elements fused to the Arabidopsis thaliana AtSUC2 sucrose-proton symporter gene

open access: yesBMC Plant Biology, 2009
Background AtSUC2 (At1g22710) from Arabidopsis thaliana encodes a phloem-localized sucrose/proton symporter required for efficient photoassimilate transport from source tissues to sink tissues.
Ismail Ihab O   +3 more
doaj   +1 more source

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