The root signals in rhizospheric inter-organismal communications

Root exudates play a key role in mediating plant–plant and plant–rhizomicrobiome interactions, including regulating biochemical/physiological aspects of plant-associated microorganisms, to enhance host plant growth and resilience. Root exudates can act as signals to reduce the competition from neigh...

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Main Authors: Dongmei Lyu, Donald L. Smith
Format: Article
Language:English
Published: Frontiers Media S.A. 2022-12-01
Series:Frontiers in Plant Science
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fpls.2022.1064058/full
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author Dongmei Lyu
Donald L. Smith
author_facet Dongmei Lyu
Donald L. Smith
author_sort Dongmei Lyu
collection DOAJ
description Root exudates play a key role in mediating plant–plant and plant–rhizomicrobiome interactions, including regulating biochemical/physiological aspects of plant-associated microorganisms, to enhance host plant growth and resilience. Root exudates can act as signals to reduce the competition from neighboring plants and recruiting/choreographing a wide range of diverse rhizomicrobiome members to make the host plant a good fit with its immediate environment. Root exudate production is a dynamic and key process, but there is a limited understanding of the metabolites or metabolic pathways involved in the inter-organismal communications facilitated by them. Given the well-known symbiotic relationships between plants and associated rhizomicrobiome members, adding root exudates to microbial isolation media may allow some of the large segments of rhizomicrobiome members that are not currently culturable to be grown in vitro. This will provide new insights into how root signals orchestrate associated microbes, will benefit agricultural production in the face of challenges posed by climate change, and will help to sustainably provide food for a growing global human population.
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spelling doaj.art-5bfe1f3faed249a28313d1bf34aedd612022-12-22T04:24:11ZengFrontiers Media S.A.Frontiers in Plant Science1664-462X2022-12-011310.3389/fpls.2022.10640581064058The root signals in rhizospheric inter-organismal communicationsDongmei LyuDonald L. SmithRoot exudates play a key role in mediating plant–plant and plant–rhizomicrobiome interactions, including regulating biochemical/physiological aspects of plant-associated microorganisms, to enhance host plant growth and resilience. Root exudates can act as signals to reduce the competition from neighboring plants and recruiting/choreographing a wide range of diverse rhizomicrobiome members to make the host plant a good fit with its immediate environment. Root exudate production is a dynamic and key process, but there is a limited understanding of the metabolites or metabolic pathways involved in the inter-organismal communications facilitated by them. Given the well-known symbiotic relationships between plants and associated rhizomicrobiome members, adding root exudates to microbial isolation media may allow some of the large segments of rhizomicrobiome members that are not currently culturable to be grown in vitro. This will provide new insights into how root signals orchestrate associated microbes, will benefit agricultural production in the face of challenges posed by climate change, and will help to sustainably provide food for a growing global human population.https://www.frontiersin.org/articles/10.3389/fpls.2022.1064058/fullroot exudatesignalingrhizomicrobiomeholobiontplant-microbes interactionC-fixation
spellingShingle Dongmei Lyu
Donald L. Smith
The root signals in rhizospheric inter-organismal communications
Frontiers in Plant Science
root exudate
signaling
rhizomicrobiome
holobiont
plant-microbes interaction
C-fixation
title The root signals in rhizospheric inter-organismal communications
title_full The root signals in rhizospheric inter-organismal communications
title_fullStr The root signals in rhizospheric inter-organismal communications
title_full_unstemmed The root signals in rhizospheric inter-organismal communications
title_short The root signals in rhizospheric inter-organismal communications
title_sort root signals in rhizospheric inter organismal communications
topic root exudate
signaling
rhizomicrobiome
holobiont
plant-microbes interaction
C-fixation
url https://www.frontiersin.org/articles/10.3389/fpls.2022.1064058/full
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