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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
2
pubmed:dateCreated
2008-2-19
pubmed:abstractText
Human lymphatic vessels express several leukocyte adhesion molecules. The study here investigated the expression of three junctional adhesion molecules (JAM) which are a newly reported glycoprotein family of adhesion molecules on human lymphatic endothelium. In this study, JAM-1 and JAM-3 but not JAM-2 were detected in cultured human neonatal dermal lymphatic endothelial cells (LEC) at the gene and protein levels by microarray, RT-PCR, real-time PCR, and immunohistochemical analysis. The JAM-1 and JAM-3 expression was not altered in the TNF-alpha-treated LEC or in the untreated cells. In human tissue, the expression of JAM-1, and the expression of JAM-1, JAM-2, and JAM-3 were observed in collecting lymphatic vessels of uninflamed small intestine, and in initial lymphatics of inflamed tongue and uninflamed gingival tissue. It is thought that JAM-2 mRNA could be produced in mature vascular endothelium but not in cultured cells, and that human intestinal and oral lymphatic vessels usually express JAM-1, JAM-2, and JAM-3. There were initial lymphatics simultaneously expressing JAM-1, JAM-2, and JAM-3 in the mucosal connective tissue papillae of gingival tissue. The three JAM expressions on the lymphatic endothelium may contribute to both seal the cell-cell contact at interendothelial junctions and also allow lymphocytes to transmigrate into lymphatic vessels from tissue, independent of inflammatory cytokines.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Mar
pubmed:issn
0026-2862
pubmed:author
pubmed:issnType
Print
pubmed:volume
75
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
269-78
pubmed:meshHeading
pubmed-meshheading:17822725-Adolescent, pubmed-meshheading:17822725-Adult, pubmed-meshheading:17822725-Aged, pubmed-meshheading:17822725-Cell Adhesion Molecules, pubmed-meshheading:17822725-Cells, Cultured, pubmed-meshheading:17822725-Endothelial Cells, pubmed-meshheading:17822725-Endothelium, Lymphatic, pubmed-meshheading:17822725-Enteritis, pubmed-meshheading:17822725-Gingiva, pubmed-meshheading:17822725-Humans, pubmed-meshheading:17822725-Inflammation, pubmed-meshheading:17822725-Intestine, Small, pubmed-meshheading:17822725-Middle Aged, pubmed-meshheading:17822725-Periodontitis, pubmed-meshheading:17822725-RNA, Messenger, pubmed-meshheading:17822725-Receptors, Cell Surface, pubmed-meshheading:17822725-Tight Junctions, pubmed-meshheading:17822725-Tongue, pubmed-meshheading:17822725-Tumor Necrosis Factor-alpha
pubmed:year
2008
pubmed:articleTitle
Expression of junctional adhesion molecules on the human lymphatic endothelium.
pubmed:affiliation
Department of Oral Growth and Development, Fukuoka Dental College, 2-15-1 Tamura, Sawara-Ku, Fukuoka, 814-0193, Japan.
pubmed:publicationType
Journal Article