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| Astro (n=32) | Gemistocytic astro (n=11) | Oligoastro (n=34) | Oligo (n=39) | Total (n=116) | |
|---|---|---|---|---|---|
| ⩾10% PROX1-positive cells | 11 | 3 | 15 | 11 | 40 |
| Mutated IDH1 R132 protein | 22 | 9 | 28 | 31 | 90 |
| LOH 1p/19q | 0 | 0 | 8 | 25 | 33 |
| Ki-67≅4% | 5 | 1 | 5 | 12 | 23 |
Abbreviations: IDH1=isocitrate dehydrogenase 1; LOH=loss of heterozygosity.
