ONCOLOGY

Role of Human Papillomaviruses in Oncogenesis

Feb 18, 2017 by in ONCOLOGY Comments Off on Role of Human Papillomaviruses in Oncogenesis

Fig. 1 Differentiation-dependent HPV Life Cycle. The HPV life cycle is intimately associated with the differentiation program of epithelial cells. HPV infects actively dividing cells in basal layer of the epithelium…

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of Hepatitis C Virus Infection and Liver Cancer

Feb 18, 2017 by in ONCOLOGY Comments Off on of Hepatitis C Virus Infection and Liver Cancer

Fig. 1 Natural history of HCV infection. Adapted from Alter et al. (1995) HCV belongs to the genus Hepacivirus in the Flaviviridae family (Forns and Bukh 1999). It has a single-stranded…

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Infection and Human Cancer: An Overview

Feb 18, 2017 by in ONCOLOGY Comments Off on Infection and Human Cancer: An Overview

Virus World Less developed More developed HPV 600,000 520,000 80,000 HBV 380,000 330,000 44,000 HCV 220,000 190,000 37,000 EBV 110,000 96,000 16,000 KSHV 43,000 39,000 4,000 HTLV 2,100 660 1,500…

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Infection, Inflammation and Prevention of Cancer

Feb 18, 2017 by in ONCOLOGY Comments Off on Infection, Inflammation and Prevention of Cancer

Fig. 1 The figure illustrates different stages of the development of inflammation-associated cancer, the corresponding host’s immune defense mechanisms involved in tumor prevention and applicable interventions to prevent or treat cancer…

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Genetics of glioma

Feb 18, 2017 by in ONCOLOGY Comments Off on Genetics of glioma

Figure 1.1 Distribution of gliomas based on histologic subtype in the USA. Glioblastoma multiforme accounts for the majority of gliomas (54.5%). Astrocytomas of all grades, including glioblastoma multiforme, account for…

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Neuroradiology of gliomas

Feb 18, 2017 by in ONCOLOGY Comments Off on Neuroradiology of gliomas

Figure 6.1 Diffuse astrocytoma. (a) Axial FLAIR image shows an infiltrative mass with poorly defined margins spreading across the corpus callosum. (b) Axial postcontrast T1-weighted image shows no enhancement. Figure…

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Immunotherapy for gliomas

Feb 18, 2017 by in ONCOLOGY Comments Off on Immunotherapy for gliomas

Figure 5.1 Mechanisms of glioma-media immunosuppression. Glioma cells produce immunosuppressive cytokines (interleukin-10 [IL-10] and tumor growth factor-beta [TGF-β]) that downregulate the antitumor activity of T cells and natural killer (NK)…

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Neuropathology of gliomas

Feb 18, 2017 by in ONCOLOGY Comments Off on Neuropathology of gliomas

Figure 7.1 (a) Diffuse astrocytomas are infiltrative tumors with fibrillar cytoplasm and mildly pleomorphic nuclei. (b) The cytoplasm of diffuse astrocytomas is generally immunoreactive for glial fibrillary acidic protein, though cell borders…

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