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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
6
pubmed:dateCreated
2008-11-21
pubmed:abstractText
We investigated the effects of a nutrient mixture (NM) consisting of ascorbic acid, quercetin, naringenin, hesperetin, tea catechins, lysine, proline, arginine and N-acetylcysteine on experimental in vivo and in vitro inflammation triggered by bacterial lipopolysaccharide (LPS). BALB/c mice (n=36) were administered NM (200 mg/kg BW) or ibuprofen (20 mg/kg BW) for two weeks. Blood plasma, collected three hours after a single intraperitoneal injection with LPS (1 mg/kg BW), was analyzed with 14 cytokine microarray. LPS inflammatory effects were analyzed in human U937 macrophages by cytokine release, cyclooxygenase (COX) enzymatic activity, COX protein expression (Western blot analysis), specific mRNA levels (RT-PCR), and nuclear factor kappabeta (NFkappabeta) activation (phosphorylated p65 immunoassay). Nutrient supplementation in mice altered the LPS-induced cytokine response in a manner similar to ibuprofen (r=0.4157, p=0.139). Cytokine response to LPS in cultured macrophages was similar to the in vivo study (r=0.718, p=0.023). NM inhibited COX-2 enzymatic activity, and COX-2 and pro-inflammatory cytokine protein expression levels were downregulated by NM at the transcription level complementing a blockade in NFkappabeta activation. NM demonstrated strong beneficial effects on the experimental inflammation by targeting multiple responsible mechanisms in the complex process involved in the inflammatory reaction to pathogens.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Dec
pubmed:issn
1107-3756
pubmed:author
pubmed:issnType
Print
pubmed:volume
22
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
731-41
pubmed:meshHeading
pubmed-meshheading:19020770-Animals, pubmed-meshheading:19020770-Cyclooxygenase 1, pubmed-meshheading:19020770-Cyclooxygenase 2, pubmed-meshheading:19020770-Cytokines, pubmed-meshheading:19020770-Dietary Supplements, pubmed-meshheading:19020770-Dinoprostone, pubmed-meshheading:19020770-Gene Expression, pubmed-meshheading:19020770-Humans, pubmed-meshheading:19020770-Ibuprofen, pubmed-meshheading:19020770-Inflammation, pubmed-meshheading:19020770-Injections, Intraperitoneal, pubmed-meshheading:19020770-Interleukin-10, pubmed-meshheading:19020770-Lipopolysaccharides, pubmed-meshheading:19020770-Male, pubmed-meshheading:19020770-Mice, pubmed-meshheading:19020770-Mice, Inbred BALB C, pubmed-meshheading:19020770-Oligonucleotide Array Sequence Analysis, pubmed-meshheading:19020770-Transcription Factor RelA, pubmed-meshheading:19020770-U937 Cells
pubmed:year
2008
pubmed:articleTitle
Essential nutrients suppress inflammation by modulating key inflammatory gene expression.
pubmed:affiliation
Dr Rath Research Institute, 1260 Memorex Drive, Santa Clara, CA 95050, USA.
pubmed:publicationType
Journal Article, Research Support, Non-U.S. Gov't