Source:http://linkedlifedata.com/resource/pubmed/id/17140547
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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
2
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pubmed:dateCreated |
2006-12-12
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pubmed:abstractText |
For the first time, we could detect lymph vessels in neuroblastoma (NB) by immunohistochemistry with the antibody D2_40. Furthermore, we demonstrate expression of the lymphangiogenic factors VEGF-C and VEGF-D and their receptors VEGFR-2 and VEGFR-3 in NB in vitro and in vivo by RT-PCR. However, addition of recombinant human VEGF-C or -D results in the absence of autocrine growth stimulus in NB cells. Treatment of NB cells with retinoic acid did not lead to a change in VEGF-C or VEGF-D mRNA expression. Incubation of the NB cells Lan-5 with 5-Aza-2'-deoxycytidine led to the up-regulation of VEGF-C mRNA expression, suggesting that the promotor of VEGF-C is methylated. Finally, VEGF-C mRNA expression could be effectively down-regulated by transfection with a specific siRNA in the NB cells Kelly. We conclude that lymphangiogenesis is involved in NB biology and that siRNA directed against VEGF-C may have a future role in anti-lymphangiogenic strategies in NB.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical | |
pubmed:status |
MEDLINE
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pubmed:month |
Jan
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pubmed:issn |
0006-291X
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:day |
12
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pubmed:volume |
352
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
571-7
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pubmed:meshHeading | |
pubmed:year |
2007
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pubmed:articleTitle |
Lymphangiogenesis and its regulation in human neuroblastoma.
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pubmed:affiliation |
Division of Pediatric Hematology/Oncology, Department of Pediatrics and Adolescent Medicine, Mathilsdenstr. 1, 79106 Freiburg, Germany.
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pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't
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