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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
11
pubmed:dateCreated
2004-10-22
pubmed:abstractText
Peroxisome proliferator-activator receptor alpha (PPARalpha), a member of the nuclear receptor superfamily, has been implicated in the regulation of inflammation and immune response. Adaptive immune responses are suppressed by exposure to PPARalpha agonists, resulting in severe thymus and spleen atrophy. In addition, the decline in both T and B cells is due in part to the loss of splenocytes upon exposure to PPARalpha agonists. Thus, the current study was designed to examine the effect of Wy-14,643, a potent PPARalpha agonist, on B cell development in bone marrow from wild-type and PPARalpha-null mice. Significantly decrease in pro/pre-B cell and total B220(+) cell was observed in wild-type mice in bone marrow upon Wy-14,643 treatment, but not in PPARalpha-null mice. Immature and mature B cell populations are not affected. This suggests that PPARalpha is involved in the development of B cell during lymphoid lineage. However, surprisingly, PPARalpha mRNA was absent in bone marrow as revealed by RT-PCR. Therefore, the effect of PPARalpha on B cell development is by an indirect mechanism.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Dec
pubmed:issn
0006-2952
pubmed:author
pubmed:issnType
Print
pubmed:day
1
pubmed:volume
68
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
2143-50
pubmed:meshHeading
pubmed:year
2004
pubmed:articleTitle
Peroxisome proliferator-activated receptor alpha regulates B lymphocyte development via an indirect pathway in mice.
pubmed:affiliation
Laboratory of Metabolism, National Cancer Institute, National Institutes of Health, Building 37, Room 3106B, Bethesda, MD 20892, USA.
pubmed:publicationType
Journal Article