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The aim of the present study was to investigate the localization and distribution of the putative brain tumour stem cell marker CD133 in formalin fixed paraffin embedded astrocytomas. A retrospective analysis of 114 grade II, III and IV astrocytomas was undertaken. The immunohistochemical expression of CD133 in paraffin sections was analysed using morphometry. In all grades, CD133 was expressed on...
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