introduction: cyclophosphamide (cp) is used for the treatment of various cancers. in spite of its therapeutic importance, a wide range of adverse effects such as reproductive toxicity has been observed following the administration of this drug in human and experimental animals. in the current study, we have investigated the adverse effects of cp on morphology and histology of testis rats. metho...

background: rotaviruses (rv) are important viral diarrheal agents in calves. vaccination is an optimum measure to prevent bovine rotaviruses (brv) infection. however, little research on brv vp7 vaccine has been done and currently there is no brv vaccine. objective: to prepare a subunit vaccine of brv and investigate its efficacy. methods: total rna was extracted from ma104 cells infected with b...

arabic language is in strong relation with jurisprudence in irans university because the lag number of its refrence written by arabic. there many tasks that is in relation with and erstanding this language important tasks are: necessity of attention to the sentence structure in the jurisprudence text and its task for example :relation within two important part of the structure (relation within ...

background: mushroom tyrosinase a potent candidate in clinical studies known as polyphenol oxidase, is a metaloenzyme from the oxidase superfamily widely distributed from lower to higher life forms. it plays a crucial role in sclerotization of exoskeleton in insects, also responsible for skin pigmentation in mammalians. objective: in this study, after reconstitution of mt by some metal ions, th...

iran is a developing country in which the women despite the growth of rate of education in two recent decades have suffered a vast gender gap in education, during the past one hundred years. the aim of this paper was to present a portrait of educational position of women in iran, during the past one hundred years and to analyze the obstacles of females in to achieve to equal educational opportu...

the crystal structure of the compound c20 h24 n2 o24 was determined by direct methods. thecrystals are monoclinic, space group p21/n, and unit cell parameters are: a= 10.2342 (9), b=4.8763 (5),c=19.3578 (11) a, β =98.9632 (10) o ,v=956.6 (5) a3, z=2, dc=1.239grm-3, dm=1.22grm-3. the final rfactorsare converged to r=0.059 and rw=0.056 for 553 independent observed reflections. themolecules are li...

iran is a developing country in which the women despite the growth of rate of education in two recent decades have suffered a vast gender gap in education, during the past one hundred years. the aim of this paper was to present a portrait of educational position of women in iran, during the past one hundred years and to analyze the obstacles of females in to achieve to equal educational opportu...