1995
DOI: 10.1006/bbrc.1995.1596
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Bioactivation of 5-Hydroxymethyl-2-Furaldehyde to an Electrophilic and Mutagenic Allylic Sulfuric Acid Ester

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Cited by 91 publications
(63 citation statements)
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“…SMF may cross-link target cell DNA thereby exerting its toxic effects. The 5-sulfooxymethyl group can covalently bind to DNA bases by the S N 1 or S N 2 mechanism, and the C 2 aldehyde functional group may interact with other nucleophilic sites on DNA [Lee et al, 1995]. Moreover, the mutagenicity of SMF could be enhanced by the addition of extra chloride ions to the assay medium.…”
Section: Carcinogenic Toxic and Mutagenic Activities Of Hmfmentioning
confidence: 99%
See 1 more Smart Citation
“…SMF may cross-link target cell DNA thereby exerting its toxic effects. The 5-sulfooxymethyl group can covalently bind to DNA bases by the S N 1 or S N 2 mechanism, and the C 2 aldehyde functional group may interact with other nucleophilic sites on DNA [Lee et al, 1995]. Moreover, the mutagenicity of SMF could be enhanced by the addition of extra chloride ions to the assay medium.…”
Section: Carcinogenic Toxic and Mutagenic Activities Of Hmfmentioning
confidence: 99%
“…HMF has especially been used for this purpose for a long time. On the other hand, HMF present in foodstuffs, seems to be studied extensively not only as a useful index of thermal processing but also as a food contaminant with potential harmful properties [Lee et al, 1995;Hiramoto et al, 1996 …”
Section: Introductionmentioning
confidence: 99%
“…Indeed, the mutagenic effect could be partly suppressed by the addition of sulphotransferase inhibitors. In accordance, SMF in TA104 was genotoxic in the absence of any metabolic system (cytotoxicity not specified); the effect was reduced by addition of glutathione (GSH) and GSH-transferases and restored when this latter enzyme was inhibited (Lee et al, 1995b).…”
Section: Subgroup Iamentioning
confidence: 87%
“…HMF by gavage for 5 days per week for 104 weeks, the incidence of hepatocellular adenomas was significantly increased in treated female mice (NTP, 2010). Numerous studies have been performed to investigate HMF genotoxicities, with Ames tests, comet assay and in vivo micronucleus tests showing negative results, as did sister chromatid exchange test, HPRT and umu assays, except at respective toxic doses Lee et al, 1995;Janzowski et al, 2000;Glatt et al, 2005;NTP 2010). However, 5-sulfoxymethylfurfural (SMF), a HMF metabolite produced following sulfotransferase (SULT) conjugation, did have strong mutagenicity in vitro Lee et al, 1995).…”
Section: Introductionmentioning
confidence: 99%
“…Numerous studies have been performed to investigate HMF genotoxicities, with Ames tests, comet assay and in vivo micronucleus tests showing negative results, as did sister chromatid exchange test, HPRT and umu assays, except at respective toxic doses Lee et al, 1995;Janzowski et al, 2000;Glatt et al, 2005;NTP 2010). However, 5-sulfoxymethylfurfural (SMF), a HMF metabolite produced following sulfotransferase (SULT) conjugation, did have strong mutagenicity in vitro Lee et al, 1995). Indeed, HMF yielded positive results in an Ames test in the presence of rat liver cytosol containing 3'-phosphoadenosine-5'-phosphosulfate (Lee et al, 1995).…”
Section: Introductionmentioning
confidence: 99%