we report occurrence of a rare case of giant cell tumor (gct), in a 28-year old woman, arising from anterior arc of right 6 th rib during pregnancy. it progressed rapidly during breast-feeding period, mimicking malignant bone tumor at delayed presentation.

abstract introduction: cancer stem cells are a small subpopulation of cells within a tumor which are responsible for maintaining the tumor mass. a number of factors such as oct-4 that govern the fate of adult stem cells also play a role in malignant cell transformation. oct-4 is a key regulator of self-renewal in embryonic stem cells; its expression is potentially correlated with tumorigenesis ...

Leiomyosarcoma is a malignant smooth muscle tumor. It the second most common primary retroperitoneal tumor behind liposarcoma. The léiomyosarcoma represents 11% of all tumors. age discovery between 40 and 60 years.

metallothionein (mt) manifests varying expression levels in carcinomas, and they may be considered as valuable cell cancerization biomarkers for diagnosis of patients with cancers. a meta-analysis was conducted to evaluate comprehensively the mt expression difference in various benign tumors and malignant tumors, which compared the high with low mt expression levels in patients of the available...

background: malignant neoplasms remain the second leading cause of death in children after accidents. the aim of this study was to assess the epidemiology of childhood cancer in children admitted to dr sheikh hospital, iran. materials and methods: this descriptive cross- sectional study had been done in dr sheikh hospital in mashhad university of medical science on 1764 children younger than 14...

Breast cancer is a malignant tumor and the most common cancer among American women that starts from cells of the breast. The growth of the size of data exceeds the ability of humans to analyze the data. So we need some intelligent machines that can analyze datasets intelligently for us. We propose a Multi Nominal Logit Model to evaluate correlation between risk factors of breast tumor. Our ...

Recently, matrix metalloproteinases (MMP), in particular the gelatinases MMP-2 and MMP-9, generally considered as tumor markers for clinical applications. A longitudinal 2-years follow-up survey was performed on dogs with cutaneous tumor. Serum samples were obtained from 22 dogs with different cutaneous tumors and 22 health dogs at the time of surgery and one month, three months and one year af...