Long-lasting β-aminobutyric acid-induced resistance protects tomato fruit against Botrytis cinerea

Research output: Contribution to journalArticle

Standard

Long-lasting β-aminobutyric acid-induced resistance protects tomato fruit against Botrytis cinerea. / Wilkinson, S. W.; Pastor, V.; Paplaukas, S.; Pétriacq , P.; Luna Diez, Estrella.

In: Plant Pathology, Vol. 67, No. 1, 01.2018, p. 30-41.

Research output: Contribution to journalArticle

Harvard

APA

Vancouver

Author

Wilkinson, S. W. ; Pastor, V. ; Paplaukas, S. ; Pétriacq , P. ; Luna Diez, Estrella. / Long-lasting β-aminobutyric acid-induced resistance protects tomato fruit against Botrytis cinerea. In: Plant Pathology. 2018 ; Vol. 67, No. 1. pp. 30-41.

Bibtex

@article{436d9cba7fcc4943872cd6a29cb6549f,
title = "Long-lasting β-aminobutyric acid-induced resistance protects tomato fruit against Botrytis cinerea",
abstract = "Minimizing losses to pests and diseases is essential for producing sufficient food to feed the world's rapidly growing population. The necrotrophic fungus Botrytis cinerea triggers devastating pre‐ and post‐harvest yield losses in tomato (Solanum lycopersicum). Current control methods are based on the pre‐harvest use of fungicides, which are limited by strict legislation. This investigation tested whether induction of resistance by β‐aminobutyric acid (BABA) at different developmental stages provides an alternative strategy to protect post‐harvest tomato fruit against B. cinerea. Soil‐drenching plants with BABA once fruit had already formed had no impact on tomato susceptibility to B. cinerea. However, BABA application to seedlings significantly reduced post‐harvest infection of fruit. This resistance response was not associated with a yield reduction; however, there was a delay in fruit ripening. Untargeted metabolomics revealed differences between fruit from water‐ and BABA‐treated plants, demonstrating that BABA triggered a defence‐associated metabolomics profile that was long lasting. Targeted analysis of defence hormones suggested a role of abscisic acid (ABA) in the resistance phenotype. Post‐harvest application of ABA to the fruit of water‐treated plants induced susceptibility to B. cinerea. This phenotype was absent from the ABA‐exposed fruit of BABA‐treated plants, suggesting a complex role of ABA in BABA‐induced resistance. A final targeted metabolomic analysis detected trace residues of BABA accumulated in the red fruit. Overall, it was demonstrated that BABA induces post‐harvest resistance in tomato fruit against B. cinerea with no penalties in yield.",
keywords = "abscisic acid, botrytis cinerea, induced resistance, post-harvest, tomato (solanum lycopersicum), b-aminobutyric acid",
author = "Wilkinson, {S. W.} and V. Pastor and S. Paplaukas and P. P{\'e}triacq and {Luna Diez}, Estrella",
year = "2018",
month = jan
doi = "10.1111/ppa.12725",
language = "English",
volume = "67",
pages = "30--41",
journal = "Plant Pathology",
issn = "0032-0862",
publisher = "Wiley",
number = "1",

}

RIS

TY - JOUR

T1 - Long-lasting β-aminobutyric acid-induced resistance protects tomato fruit against Botrytis cinerea

AU - Wilkinson, S. W.

AU - Pastor, V.

AU - Paplaukas, S.

AU - Pétriacq , P.

AU - Luna Diez, Estrella

PY - 2018/1

Y1 - 2018/1

N2 - Minimizing losses to pests and diseases is essential for producing sufficient food to feed the world's rapidly growing population. The necrotrophic fungus Botrytis cinerea triggers devastating pre‐ and post‐harvest yield losses in tomato (Solanum lycopersicum). Current control methods are based on the pre‐harvest use of fungicides, which are limited by strict legislation. This investigation tested whether induction of resistance by β‐aminobutyric acid (BABA) at different developmental stages provides an alternative strategy to protect post‐harvest tomato fruit against B. cinerea. Soil‐drenching plants with BABA once fruit had already formed had no impact on tomato susceptibility to B. cinerea. However, BABA application to seedlings significantly reduced post‐harvest infection of fruit. This resistance response was not associated with a yield reduction; however, there was a delay in fruit ripening. Untargeted metabolomics revealed differences between fruit from water‐ and BABA‐treated plants, demonstrating that BABA triggered a defence‐associated metabolomics profile that was long lasting. Targeted analysis of defence hormones suggested a role of abscisic acid (ABA) in the resistance phenotype. Post‐harvest application of ABA to the fruit of water‐treated plants induced susceptibility to B. cinerea. This phenotype was absent from the ABA‐exposed fruit of BABA‐treated plants, suggesting a complex role of ABA in BABA‐induced resistance. A final targeted metabolomic analysis detected trace residues of BABA accumulated in the red fruit. Overall, it was demonstrated that BABA induces post‐harvest resistance in tomato fruit against B. cinerea with no penalties in yield.

AB - Minimizing losses to pests and diseases is essential for producing sufficient food to feed the world's rapidly growing population. The necrotrophic fungus Botrytis cinerea triggers devastating pre‐ and post‐harvest yield losses in tomato (Solanum lycopersicum). Current control methods are based on the pre‐harvest use of fungicides, which are limited by strict legislation. This investigation tested whether induction of resistance by β‐aminobutyric acid (BABA) at different developmental stages provides an alternative strategy to protect post‐harvest tomato fruit against B. cinerea. Soil‐drenching plants with BABA once fruit had already formed had no impact on tomato susceptibility to B. cinerea. However, BABA application to seedlings significantly reduced post‐harvest infection of fruit. This resistance response was not associated with a yield reduction; however, there was a delay in fruit ripening. Untargeted metabolomics revealed differences between fruit from water‐ and BABA‐treated plants, demonstrating that BABA triggered a defence‐associated metabolomics profile that was long lasting. Targeted analysis of defence hormones suggested a role of abscisic acid (ABA) in the resistance phenotype. Post‐harvest application of ABA to the fruit of water‐treated plants induced susceptibility to B. cinerea. This phenotype was absent from the ABA‐exposed fruit of BABA‐treated plants, suggesting a complex role of ABA in BABA‐induced resistance. A final targeted metabolomic analysis detected trace residues of BABA accumulated in the red fruit. Overall, it was demonstrated that BABA induces post‐harvest resistance in tomato fruit against B. cinerea with no penalties in yield.

KW - abscisic acid

KW - botrytis cinerea

KW - induced resistance

KW - post-harvest

KW - tomato (solanum lycopersicum)

KW - b-aminobutyric acid

UR - http://eprints.whiterose.ac.uk/117812/

U2 - 10.1111/ppa.12725

DO - 10.1111/ppa.12725

M3 - Article

VL - 67

SP - 30

EP - 41

JO - Plant Pathology

JF - Plant Pathology

SN - 0032-0862

IS - 1

ER -