objective: to evaluate the hope, depression, anxiety and stress among three groups of infertile couples. materials and methods: in a cross-sectional study, the study sample consisted of three groups of infertile couples, candidate for oocyte donation (n=60), embryo donation (n=60), and normal infertile (n=60), aged at least 18 years and could read and write in persian were enrolled at the royan...

continual heat stress affects approximately 7 million hectares of wheat in developing countries, while terminal heat stress is a problem in 40% of temperate environments, which cover 36 million hectares throughout the world. heat tolerance is a quantitative and complex trait that doesn’t have much success in direct selection. for this purpose, however, a thorough understanding of physiological ...

using medicinal plants as drug or spice in food have significantly increased in recent decades. also, production of this plants restricted by drought stress. therefor the aim of this was investigation of drought stress effect on fruit and essential oil yield of different endemic coriander genotypes. in this regard, 14 coriander genotypes subjected to two levels of water treatments in two separa...

in order to quantify of schooling behavioral responses of rosy barb (puntius barbus) subjected to acute decreasing temperature stress monitored by computer- vision system. four aquaria as duplicate with a density of 30 fish per unit were used for rearing of fish in normal and stress conditions. some geometric schooling parameters such as average location of center gravity school and distance of...

normal 0 false false false en-us x-none ar-sa microsoftinternetexplorer4 background: the aim of research was to study spiral family implant by finite element analysis (fea) inserted in different bone qualities connected with abutments of different angulations. methods: the biomechanical behaviour of 4.2 × 13 mm dental implants, connecting screw, straight and 15° and 25° angulated abutments subj...