Efficient scavenging of β-carotene radical cations by antiinflammatory salicylates

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Standard

Efficient scavenging of β-carotene radical cations by antiinflammatory salicylates. / Cheng, Hong; Liang, Ran; Han, Rui-Min; Zhang, Jian-Ping; Skibsted, Leif Horsfelt.

I: Food & Function, Bind 5, Nr. 2, 2014, s. 291-294.

Publikation: Bidrag til tidsskrift › Tidsskriftartikel › Forskning › fagfællebedømt

Harvard

Cheng, H, Liang, R, Han, R-M, Zhang, J-P & Skibsted, LH 2014, 'Efficient scavenging of β-carotene radical cations by antiinflammatory salicylates', Food & Function, bind 5, nr. 2, s. 291-294. https://doi.org/10.1039/c3fo60519a

APA

Cheng, H., Liang, R., Han, R-M., Zhang, J-P., & Skibsted, L. H. (2014). Efficient scavenging of β-carotene radical cations by antiinflammatory salicylates. Food & Function, 5(2), 291-294. https://doi.org/10.1039/c3fo60519a

Vancouver

Cheng H, Liang R, Han R-M, Zhang J-P, Skibsted LH. Efficient scavenging of β-carotene radical cations by antiinflammatory salicylates. Food & Function. 2014;5(2):291-294. https://doi.org/10.1039/c3fo60519a

Author

Cheng, Hong ; Liang, Ran ; Han, Rui-Min ; Zhang, Jian-Ping ; Skibsted, Leif Horsfelt. / Efficient scavenging of β-carotene radical cations by antiinflammatory salicylates. I: Food & Function. 2014 ; Bind 5, Nr. 2. s. 291-294.

Bibtex

@article{32730e0ca80c4152a06c8af00ae8b70c,
title = "Efficient scavenging of β-carotene radical cations by antiinflammatory salicylates",
abstract = "The radical cation generated during photobleaching of β-carotene is scavenged efficiently by the anion of methyl salicylate from wintergreen oil in a second-order reaction approaching the diffusion limit with k = 3.2 × 10 L mol s in 9:1 v/v chloroform-methanol at 23 °C, less efficiently by the anion of salicylic acid with 2.2 × 10 L mol s, but still of possible importance for light-exposed tissue. Surprisingly, acetylsalicylate, the aspirin anion, reacts with an intermediate rate in a reaction assigned to the anion of the mixed acetic-salicylic acid anhydride formed through base induced rearrangements. The relative scavenging rate of the β-carotene radical cation by the three salicylates is supported by DFT-calculations.",
author = "Hong Cheng and Ran Liang and Rui-Min Han and Jian-Ping Zhang and Skibsted, {Leif Horsfelt}",
year = "2014",
doi = "10.1039/c3fo60519a",
language = "English",
volume = "5",
pages = "291--294",
journal = "Food & Function",
issn = "2042-6496",
publisher = "Royal Society of Chemistry",
number = "2",

}

RIS

TY - JOUR

T1 - Efficient scavenging of β-carotene radical cations by antiinflammatory salicylates

AU - Cheng, Hong

AU - Liang, Ran

AU - Han, Rui-Min

AU - Zhang, Jian-Ping

AU - Skibsted, Leif Horsfelt

PY - 2014

Y1 - 2014

N2 - The radical cation generated during photobleaching of β-carotene is scavenged efficiently by the anion of methyl salicylate from wintergreen oil in a second-order reaction approaching the diffusion limit with k = 3.2 × 10 L mol s in 9:1 v/v chloroform-methanol at 23 °C, less efficiently by the anion of salicylic acid with 2.2 × 10 L mol s, but still of possible importance for light-exposed tissue. Surprisingly, acetylsalicylate, the aspirin anion, reacts with an intermediate rate in a reaction assigned to the anion of the mixed acetic-salicylic acid anhydride formed through base induced rearrangements. The relative scavenging rate of the β-carotene radical cation by the three salicylates is supported by DFT-calculations.

AB - The radical cation generated during photobleaching of β-carotene is scavenged efficiently by the anion of methyl salicylate from wintergreen oil in a second-order reaction approaching the diffusion limit with k = 3.2 × 10 L mol s in 9:1 v/v chloroform-methanol at 23 °C, less efficiently by the anion of salicylic acid with 2.2 × 10 L mol s, but still of possible importance for light-exposed tissue. Surprisingly, acetylsalicylate, the aspirin anion, reacts with an intermediate rate in a reaction assigned to the anion of the mixed acetic-salicylic acid anhydride formed through base induced rearrangements. The relative scavenging rate of the β-carotene radical cation by the three salicylates is supported by DFT-calculations.

UR - http://www.scopus.com/inward/record.url?scp=84893224409&partnerID=8YFLogxK

U2 - 10.1039/c3fo60519a

DO - 10.1039/c3fo60519a

M3 - Journal article

C2 - 24336797

AN - SCOPUS:84893224409

VL - 5

SP - 291

EP - 294

JO - Food & Function

JF - Food & Function

SN - 2042-6496

IS - 2

ER -

ID: 101954154