objective: perovskia abrotanoides karel, belongs to the family lamiaceae and grows wild alongside the mountainous roads inarid and cold climate of northern iran. the anti-tumor activity of p. abrotanoides root extract has been shown previously. this study was designed to examine in vitro anti-proliferative and pro-apoptotic effects of flower extract of p. abrotanoides on mcf-7 and hela cell lin...

Background & Aim:Breast cancer is the second most common cancer in women after lung cancer. Given that the herbal ingredients are used for centuries to treat cancer,The aim of this study was to determine the cytotoxic effect of hydroalcholic extract from Thymus daenesisCelak on MCF-7 cancer cells line. Experimental: Breast cancer cells MCF-7 and natur...

Introduction: For thousands of years, plants have been used as the main source of drug worldwide. Recently, it has been found out that the plant Artemisia annua and especially its derivatives such as artemether have anticancer properties. Methods: In this study, the anticancer effect of artemether on MCF-7 breast cancer cell line was examined. MTT assay was used to assess the viability of c...

background t-helper (th) lymphocyte cytokine production may be important in the immune pathogenesis of hepatitis c virus (hcv) infections. th1 cytokines such as; interleukin- 2 (il-2), and interferon gamma (ifn-gamma) are necessary for host antiviral immune responses, while th2 cytokines (il-4, il-10) can inhibit the development of these effector mechanisms. objectives the aim of the present st...