the chronic exposure to elf-emf (extremely-low frequency electromagnetic field) has been shown as an effective factor at biological systems. in order to determine the possible effects of whole-body exposure to emf on plasma levels of testosterones and corticosterone, weight gain and testicular gene expression of gstt1 of male rats, the present study was performed by the following procedure: thi...

protein tyrosine phosphatases (ptpases) regulate the tyrosine phosphorylation of target proteins in volved in several biological activities including cell proliferation and transformation. protein tyrosine phosphatase e (ptpe) contains duplicated ptpase-like domains and a short extracellular region. us ing the fluorescence in situ hybridization method, the gene encoding ptpe (locus symbol ptpre...

ferula persica, is the well-known species of the genus ferula in iran and has two varieties: persica and latisecta. they have both been extensively used in traditional medicine for a wide range of ailments. a great number of chemical compounds including sesquiterpene coumarins and polysulfides have been isolated from this plant. fresh plant materials, crude extracts and isolated components of f...