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rdf:type | |
lifeskim:mentions | |
pubmed:dateCreated |
1996-11-7
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pubmed:abstractText |
Flow cytometric DNA analyses were performed to study the correlation between alterations of nuclear DNA content and clinical aggressive tumour behaviour in 134 cranial meningiomas. Forty-one meningiomas revealed an aneuploid DNA content with a distribution of n = 24 in benign, n = 12 in atypical and n = 5 in anaplastic tumours. Aneuploid DNA content was correlated with a significantly higher amount of histomorphological criteria like evidence of mitoses, necrosis, infiltration and increased cellularity. There was a significantly higher Ki 67 proliferation index in the aneuploid meningiomas in comparison to the diploid tumour group. The rate of aneuploid cell-lines was increased in recurrent tumours. No tumour recurrence could be found in diploid meningiomas during follow up (mean 37 months, range 22-46 months). However eight of forty-one aneuploid tumours showed meningioma recurrence. Nuclear DNA content has an important significance in predicting risk of recurrence and poor clinical outcome after benign meningioma surgery.
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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:issn |
0065-1419
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
65
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
70-2
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pubmed:dateRevised |
2004-11-17
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pubmed:meshHeading |
pubmed-meshheading:8738500-Aneuploidy,
pubmed-meshheading:8738500-Brain,
pubmed-meshheading:8738500-Cell Division,
pubmed-meshheading:8738500-Cell Nucleus,
pubmed-meshheading:8738500-DNA, Neoplasm,
pubmed-meshheading:8738500-Flow Cytometry,
pubmed-meshheading:8738500-Humans,
pubmed-meshheading:8738500-Ki-67 Antigen,
pubmed-meshheading:8738500-Meningeal Neoplasms,
pubmed-meshheading:8738500-Meningioma,
pubmed-meshheading:8738500-Necrosis,
pubmed-meshheading:8738500-Neoplasm Recurrence, Local,
pubmed-meshheading:8738500-Prognosis,
pubmed-meshheading:8738500-Prospective Studies
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pubmed:year |
1996
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pubmed:articleTitle |
Prognostic significance of nuclear DNA content in human meningiomas: a prospective study.
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pubmed:affiliation |
Neurochirurgische Klinik, Universität Würzburg, Federal Republic of Germany.
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pubmed:publicationType |
Journal Article
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