mitotic index


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mitotic index

[mī′täd·ik ′in‚deks]
(cell and molecular biology)
The number of cells undergoing mitosis per thousand cells.
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2001) in the serum and to derive the mitotic index of hepatocytes (Furuta et al.
The mitotic index of cells not exposed to arsenite peaked 3 hr after release from [G.
Risk Stratification of Primary Gastrointestinal Stromal Tumor (GIST) by Mitotic Index, Size, and Site {a,b) Tumor Parameters Risk for Progres- sive Disease (c) Based on Site of Origin (%) Mitotic Rate Size, cm Stomach [less than or equal [less than or equal to]2 None (0) to]5 per 50 HPF >2, [less than or equal to]5 Very low (1.
1 2 3 4 Mitotic Index in 2000 2000 2000 Nil Normal Metaphase + + + Nil Normal Anaphase + + + Nil Lagging chromosome - - - Nil Multipolar - - - Nil Metaphase bridges - - - Nil fragments - - - Nil MN - - - Nil Polykaryocytes - - - Nil Deformed Nucleus - - - Nil Well No.
The root tips treated with lower concentration of sludge however showed higher mitotic index and lower percentage of abnormalities.
The mitotic index (MI) was scored as the number of metaphases among 1000 lymphocytes nuclei and expressed as a percentage.
Like other PathHunter technologies, the Mitotic Index assays are engineered biosensor cell lines with separate nuclear and cytoplasmic fragments of Beta-galactosidase.
As part of a blinded comparison of alteplase and ACR on clotted specimens, the mitotic index (MI) was calculated for a series of 40 standard and 40 high-resolution cultured specimens, including 20 each treated with alteplase or ACR, 20 sodium heparin and 20 clot-tube specimens (Table 2).
Histologically, the mass was composed of nests and sheets of pleomorphic neoplastic cells with a high mitotic index and extensive necrosis.
Specifically, such tumors feature nuclear atypia, a high mitotic index, a high degree of cellularity, and microscopic invasion of surrounding tissues.
29) Mitotic index and Ki-67 should probably be assessed, following the consensus recommendations of the TNM for digestive endocrine tumors, but their correlation with prognosis is unclear in GCCs.