Plant stress and human health: Do human consumers benefit from UV-B acclimated crops?

Typeset version

 

TY  - JOUR
  - Book Reviews
  - Jansen, MAK,Hectors, K,O'Brien, NM,Guisez, Y,Potters, G
  - 2008
  - August
  - Plant stress and human health: Do human consumers benefit from UV-B acclimated crops?
  - Validated
  - 1
  - ()
  - plant metabolite UV-B radiation stress nutritional value metabolomics acclimation ST-JOHNS-WORT ULTRAVIOLET-RADIATION GENE-EXPRESSION SECONDARY METABOLITES TOCOPHEROL CONTENT BALANCING DAMAGE OXIDATIVE STRESS LEAVES ARABIDOPSIS LEAF
  - Plants are sessile organisms, and consequently cannot avoid exposure to stressful environmental conditions. Exposure to mild stress conditions can induce active acclimation responses, while more severe conditions cause metabolic disruptions. A common plant acclimation response to a variety of environmental stressors is the accumulation of antioxidants and secondary metabolites. For example, ultraviolet-B (UV-B) radiation impacts on the levels of a broad range of metabolites, including phenolic, terpenoid and alkaloid compounds. Our survey of the literature reveals that the levels of some of these metabolites increase following UV-B exposure, while those of others decrease, change transiently or are differently affected by low and high UV-doses. This includes several compounds that are pharmacologically active and/or nutritionally important. We conclude that the complex patterns of stress-induced changes in plant metabolites need to be studied in more detail to determine impacts on the nutritional and pharmacological characteristics of food products. Claims that UV-B acclimated plants have nutritional benefits are currently unproven. (c) 2008 Elsevier Ireland Ltd. All rights reserved.
  - 449
  - 458
  - DOI 10.1016/j.plantsci.2008.04.010
DA  - 2008/08
ER  - 
@review{V160957301,
   = {Book Reviews},
   = {Jansen,  MAK and Hectors,  K and O'Brien,  NM and Guisez,  Y and Potters,  G },
   = {2008},
   = {August},
   = {Plant stress and human health: Do human consumers benefit from UV-B acclimated crops?},
   = {Validated},
   = {1},
   = {()},
   = {plant metabolite UV-B radiation stress nutritional value metabolomics acclimation ST-JOHNS-WORT ULTRAVIOLET-RADIATION GENE-EXPRESSION SECONDARY METABOLITES TOCOPHEROL CONTENT BALANCING DAMAGE OXIDATIVE STRESS LEAVES ARABIDOPSIS LEAF},
   = {{Plants are sessile organisms, and consequently cannot avoid exposure to stressful environmental conditions. Exposure to mild stress conditions can induce active acclimation responses, while more severe conditions cause metabolic disruptions. A common plant acclimation response to a variety of environmental stressors is the accumulation of antioxidants and secondary metabolites. For example, ultraviolet-B (UV-B) radiation impacts on the levels of a broad range of metabolites, including phenolic, terpenoid and alkaloid compounds. Our survey of the literature reveals that the levels of some of these metabolites increase following UV-B exposure, while those of others decrease, change transiently or are differently affected by low and high UV-doses. This includes several compounds that are pharmacologically active and/or nutritionally important. We conclude that the complex patterns of stress-induced changes in plant metabolites need to be studied in more detail to determine impacts on the nutritional and pharmacological characteristics of food products. Claims that UV-B acclimated plants have nutritional benefits are currently unproven. (c) 2008 Elsevier Ireland Ltd. All rights reserved.}},
  pages = {449--458},
   = {DOI 10.1016/j.plantsci.2008.04.010},
  source = {IRIS}
}
OTHER_PUB_TYPEBook Reviews
AUTHORSJansen, MAK,Hectors, K,O'Brien, NM,Guisez, Y,Potters, G
YEAR2008
MONTHAugust
TITLEPlant stress and human health: Do human consumers benefit from UV-B acclimated crops?
RESEARCHER_ROLE
STATUSValidated
PEER_REVIEW1
TIMES_CITED()
SEARCH_KEYWORDplant metabolite UV-B radiation stress nutritional value metabolomics acclimation ST-JOHNS-WORT ULTRAVIOLET-RADIATION GENE-EXPRESSION SECONDARY METABOLITES TOCOPHEROL CONTENT BALANCING DAMAGE OXIDATIVE STRESS LEAVES ARABIDOPSIS LEAF
REFERENCE
ABSTRACTPlants are sessile organisms, and consequently cannot avoid exposure to stressful environmental conditions. Exposure to mild stress conditions can induce active acclimation responses, while more severe conditions cause metabolic disruptions. A common plant acclimation response to a variety of environmental stressors is the accumulation of antioxidants and secondary metabolites. For example, ultraviolet-B (UV-B) radiation impacts on the levels of a broad range of metabolites, including phenolic, terpenoid and alkaloid compounds. Our survey of the literature reveals that the levels of some of these metabolites increase following UV-B exposure, while those of others decrease, change transiently or are differently affected by low and high UV-doses. This includes several compounds that are pharmacologically active and/or nutritionally important. We conclude that the complex patterns of stress-induced changes in plant metabolites need to be studied in more detail to determine impacts on the nutritional and pharmacological characteristics of food products. Claims that UV-B acclimated plants have nutritional benefits are currently unproven. (c) 2008 Elsevier Ireland Ltd. All rights reserved.
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START_PAGE449
END_PAGE458
DOI_LINKDOI 10.1016/j.plantsci.2008.04.010
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