Light-dependent chloroplast relocation in wild strawberry (Fragaria vesca)

Chloroplast photorelocation is a vital organellar response that optimizes photosynthesis in plants amid fluctuating environmental conditions. Chloroplasts exhibit an accumulation response, in which they move toward weak light to enhance photoreception, and an avoidance response, in which they move a...

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Main Authors: Daisy Kiprono, Chonprakun Thagun, Yutaka Kodama
Format: Article
Language:English
Published: Taylor & Francis Group 2024-12-01
Series:Plant Signaling & Behavior
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Online Access:http://dx.doi.org/10.1080/15592324.2024.2342744
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author Daisy Kiprono
Chonprakun Thagun
Yutaka Kodama
author_facet Daisy Kiprono
Chonprakun Thagun
Yutaka Kodama
author_sort Daisy Kiprono
collection DOAJ
description Chloroplast photorelocation is a vital organellar response that optimizes photosynthesis in plants amid fluctuating environmental conditions. Chloroplasts exhibit an accumulation response, in which they move toward weak light to enhance photoreception, and an avoidance response, in which they move away from strong light to avoid photodamage. Although chloroplast photorelocation has been extensively studied in model plants such as Arabidopsis thaliana, little is known about this process in the economically important crop strawberry. Here, we investigated chloroplast photorelocation in leaf mesophyll cells of wild strawberry (Fragaria vesca), a diploid relative of commercially cultivated octoploid strawberry (F. × ananassa). Microscopy observation revealed that the periclinal area of leaf mesophyll cells in F. vesca is considerably smaller than that of A. thaliana. Given this small cell size, we investigated chloroplast photorelocation in F. vesca by measuring light transmittance in leaves. Weak blue light induced the accumulation response, whereas strong blue light induced the avoidance response. Unexpectedly, strong red light also induced the accumulation response in F. vesca. These findings shed light on chloroplast photorelocation as an intracellular response, laying the foundation for enhancing photosynthesis and productivity in Fragaria.
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publishDate 2024-12-01
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series Plant Signaling & Behavior
spelling doaj-art-a2f6e4b8188d4a21a5f0757fac0beb5d2025-08-20T02:57:44ZengTaylor & Francis GroupPlant Signaling & Behavior1559-23161559-23242024-12-0119110.1080/15592324.2024.23427442342744Light-dependent chloroplast relocation in wild strawberry (Fragaria vesca)Daisy Kiprono0Chonprakun Thagun1Yutaka Kodama2Utsunomiya UniversityUtsunomiya UniversityUtsunomiya UniversityChloroplast photorelocation is a vital organellar response that optimizes photosynthesis in plants amid fluctuating environmental conditions. Chloroplasts exhibit an accumulation response, in which they move toward weak light to enhance photoreception, and an avoidance response, in which they move away from strong light to avoid photodamage. Although chloroplast photorelocation has been extensively studied in model plants such as Arabidopsis thaliana, little is known about this process in the economically important crop strawberry. Here, we investigated chloroplast photorelocation in leaf mesophyll cells of wild strawberry (Fragaria vesca), a diploid relative of commercially cultivated octoploid strawberry (F. × ananassa). Microscopy observation revealed that the periclinal area of leaf mesophyll cells in F. vesca is considerably smaller than that of A. thaliana. Given this small cell size, we investigated chloroplast photorelocation in F. vesca by measuring light transmittance in leaves. Weak blue light induced the accumulation response, whereas strong blue light induced the avoidance response. Unexpectedly, strong red light also induced the accumulation response in F. vesca. These findings shed light on chloroplast photorelocation as an intracellular response, laying the foundation for enhancing photosynthesis and productivity in Fragaria.http://dx.doi.org/10.1080/15592324.2024.2342744blue lightchloroplast movementfragaria vescaorganellered lightwoodland strawberry
spellingShingle Daisy Kiprono
Chonprakun Thagun
Yutaka Kodama
Light-dependent chloroplast relocation in wild strawberry (Fragaria vesca)
Plant Signaling & Behavior
blue light
chloroplast movement
fragaria vesca
organelle
red light
woodland strawberry
title Light-dependent chloroplast relocation in wild strawberry (Fragaria vesca)
title_full Light-dependent chloroplast relocation in wild strawberry (Fragaria vesca)
title_fullStr Light-dependent chloroplast relocation in wild strawberry (Fragaria vesca)
title_full_unstemmed Light-dependent chloroplast relocation in wild strawberry (Fragaria vesca)
title_short Light-dependent chloroplast relocation in wild strawberry (Fragaria vesca)
title_sort light dependent chloroplast relocation in wild strawberry fragaria vesca
topic blue light
chloroplast movement
fragaria vesca
organelle
red light
woodland strawberry
url http://dx.doi.org/10.1080/15592324.2024.2342744
work_keys_str_mv AT daisykiprono lightdependentchloroplastrelocationinwildstrawberryfragariavesca
AT chonprakunthagun lightdependentchloroplastrelocationinwildstrawberryfragariavesca
AT yutakakodama lightdependentchloroplastrelocationinwildstrawberryfragariavesca