esophageal cancer is the second most common malignancy in iranian men; it is the third in women. it is killing about 5800 iranians each year. squamous cell carcinoma (scc) is presently the most common type of esophageal cancer accounting for about 90% of all esophageal cancers in iran. recent studies in iran have shown that there is a gradual increase in the incidence of adenocarcinoma of the d...

background: oral mucositis (om) remains the most common side effect of chemotherapy affects negatively on patients' quality of life. subjects and methods : convenience samples of patients who received chemotherapy were followed from first or second cycle of chemotherapy until om occurrence. we reviewed 75 female patients with breast cancer who received chemotherapy with mean age (47.2 sd ± 8.62...

OBJECTIVE Loss of ARID1A is related to oncogenic transformation of ovarian clear cell adenocarcinoma. The present study was conducted in epithelial ovarian cancer of all tissue types to investigate whether an increased or decreased expression level of ARID1A can be a prognostic factor for ovarian cancer or can influence the sensitivity to anticancer drugs. METHODS The expression level of ARID...

Although fish, crustacean, and shellfish are significant sources of protein, they are currently affected by rapid industrialization, resulting in increased concentrations of heavy metals. Accumulation of heavy metals (V, Cr, Mn, Ni, Cu, Zn, As, Se, Mo, Ag, Cd, Sb, Ba, and Pb) and associated human health risk were investigated in three fish species, namely Ailia coila, Gagata youssoufi, and Mast...

OBJECTIVE estimate colorectal cancer incidence and prevalence in, based on mortality and survival data from the period 1998-2007, and provide projections of incidence, prevalence and mortality until the year 2022. METHODS general and colorectal cancer mortality rates were obtained from the National Statistics Institute and survival data was obtained from the EUROCARE study. Estimations were c...

background: the area of contaminated lands exposed to the health risk of environmental pollutants is a matter of argument. in this study, a new method was developed to estimate the amount of area that is exposed to higher than normal levels of cr, mn, and v. methods: overall, 170 soil samples were collected from the upper 10 cm of soil in an arid area in central part of iran in semnan province....

Concentrations of heavy metals, namely, chromium, lead, cadmium, and copper, were evaluated in the water samples selected fish organs (Labeobarbus intermedius) from Borkena River, Ethiopia. The concentrations these metals determined using ELICO’s SL-176 double-beam atomic absorption spectrophotometer (AAS). distribution analyzed was order magnitude Cu > Cr Cd Pb. average metal recorded below...

Drinking water supplies in many geographic areas contain chromium in the +3 and +6 oxidation states. Public health concerns are centered on the presence of hexavalent Cr that is classified as a known human carcinogen via inhalation. Cr(VI) has high environmental mobility and can originate from anthropogenic and natural sources. Acidic environments with high organic content promote the reduction...

background: breast cancer incidence has increased rapidly inkuwait, but there haven’t been any studies investigating the recognized risk factors of breast cancer inkuwait. the aim of the study was to investigate breast cancer risk factors among women inkuwait.   methods: a case-control study was conducted in kuwait from may 2003 to march 2004 using a questionnaire including socio-demographic da...