twenty species and nine genera belonging to the family pteromalidae (hymenoptera: chalcidoidea) were collected in the present study in different locations of khorasan razavi province, northeastern iran between 2009 and 2010. the identified species belong to three subfamilies: miscogasterinae (1 species), ormocerinae (2 species) and pteromalinae (17 species). systasis parvula thomson, 1876 and m...

Background Among the weeds in Iran, resistant Lolium rigidum Gaud is considered a troublesome weed winter cereals due to its tendency evolve cross (CR) and multiple resistance (MR) herbicides. Objective This research examined patterns mechanisms of L. clodinafop-propargyl (CP) mesosulfuron methyl+iodosulfuron methyl (MI). Methods Experiments were conducted on four putative-resistant biotypes on...

Background: The incidence of tuberculosis (TB) has increased in recent years in both developed and developing countries. Skeletal tuberculosis occurs in approximately 1% of patients with tuberculosis. The present study aimed to evaluate the epidemiology of skeletal tuberculosis in Golestan province in northeastern Iran during 2005-2014.Methods: In the present retrospective study, the epidemiolo...

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...

 Piptatherum ferganense is recorded as a new grass species for the flora of Iran collected from Ghorkhod Protected Area and Aladagh Mountains in North Khorassan province. The core distribution range of the species is Eastern Irano-Turanian with a disjunction in northeastern Iran. The morphological characters of P. ferganense are illustrated and compared with the closely related P. latifolium. I...

This study was conducted to examine mood state and quality of life (QOL) in patients who had undergone a mastectomy. The study used a descriptive design and was conducted in outpatient oncology clinics in northeastern Iran. Using the Profile of Mood States and the Ferrans and Powers Quality of Life Index, the mood state and QOL of patients who had undergone a mastectomy were examined. The resul...