OBJECTIVE In this study, we evaluated the prognostic significance of the concomitant existence of lymphovascular invasion and perineural invasion in patients with advanced gastric cancer. METHODS A total of 206 consecutive patients with Stage II or III gastric cancer who underwent curative D2 gastrectomy and adjuvant chemotherapy from April 2004 to December 2011 were analyzed. Patients were c...

calcifying odontogenic cyst (coc) is a unique odontogenic lesion with combined features of a cyst and neoplasm.  this lesion shows a great diversity in its clinicopathological behavior.  it may become aggressive and rarely malignant.  this case is an aggressive coc of the maxilla in a young male patient which recurred after several radical surgical excisions.  eventually invading the cranium, t...

Objective(s):  CD44 is a member of the cell adhesion molecules family. Naturally, CD44S, along with CD44V3 influence the cell motility, migration, and adhesion, while in tumor cells they lead to tumor invasion, progression, and metastasis. The purpose of this research is to evaluate the CD44S and CD44V3 expression in Esophageal Squamous Cell Carcinoma (ESCC) and to reveal their correlations wit...

objectives: epithelial-mesenchymal transition (emt) is a fundamental stage in cancer metastasis and the presence of vascular invasion is a strong indication of the spread of the malignant tumor cells. regulation of the emt is a complex process in which several different transcription factors are involved. eomesodermin (eomes) as a member of the t-box gene family is an important component in the...

background : breast cancer is one of the most frequent malignancies among iranian women. triple-negative breast cancer (tnbc) is referred to a type of breast cancer which three biomarkers of estrogen receptor, progesterone receptor, and human epidermal growth factor receptor 2 (her2), are negative. materials and methods: in this case control study, immunohistopathologic data of patients with tn...