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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
7
pubmed:dateCreated
2003-7-21
pubmed:abstractText
We attempted to examine the correlation between matrilysin and laminin-5 gamma2 chain expression with reference to the number of dedifferentiation units along the entire invasive front (tumor budding). Immunostaining for hMMP-7 and laminin-5 gamma2 chain was performed in 50 T1 colorectal carcinomas, and immunoreactivity was evaluated at the invasive front of the tumor. On hematoxylin-eosin sections, the number of tumor budding was counted. The localization of matrilysin tended to be widespread compared with that of laminin-5 gamma2 chain. Matrilysin and laminin-5 gamma2 chain expression were positive in 28 (56%) and 15 (30%) tumors respectively. There was a significant correlation between matrilysin and laminin-5 gamma2 chain expression (P = 0.02). Matrilysin(+)/laminin-5 gamma2 chain(+) tumors had a significantly greater amount of tumor budding than matrilysin(-)/laminin-5 gamma2 chain(-) tumors (P = 0.003) or matrilysin(+)/laminin-5 gamma2 chain(-) tumors (P = 0.03). In conclusions, coexpression of matrilysin and laminin-5 gamma2 chain may contribute to tumor cell migration in colorectal carcinomas.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
AIM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Jul
pubmed:issn
0163-2116
pubmed:author
pubmed:issnType
Print
pubmed:volume
48
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
1262-7
pubmed:dateRevised
2006-11-15
pubmed:meshHeading
pubmed:year
2003
pubmed:articleTitle
Coexpression of matrilysin and laminin-5 gamma2 chain may contribute to tumor cell migration in colorectal carcinomas.
pubmed:affiliation
First Department of Surgery, Kyorin University, 6-20-2, Shinkawa, Mitaka city, Tokyo 181-8611, Japan.
pubmed:publicationType
Journal Article