نتایج جستجو برای: somatic polyembryogenesis
تعداد نتایج: 42867 فیلتر نتایج به سال:
background: dicrocoelium dendriticum, a liver trematode of herbivores, and man is very prevalent among ruminants of iran, resulting in causing significant economic losses. recently its phenotype polymorphism has been found in iran, a phenomenon that may affect the protein profile of the parasite. objectives: the aim of this study was to determine the somatic protein profiles of d.dendriticum in...
background: anxiety among patients after surgery can affect their physiological and psychological well-being. the aim of this study was to investigate and compare the effects of benson’s relaxation and rhythmic breathing techniques on postoperative anxiety in candidates for the mastectomy surgery. methods: this randomized controlled clinical trial study was conducted with ninety patients in 201...
objective: spermatogonial stem cells (sscs) are the only cell type that can restore fertility to an infertile recipient following transplantation. much effort has been made to develop a protocol for differentiating isolated sscs in vitro. recently, three-dimensional (3d) culture system has been introduced as an appropriate microenvironment for clonal expansion and differentiation of sscs. this ...
subclinical mastitis is considered as one of the most prevalent diseases in dairy cows, causing drasticloss in the dairy industry. oxidative stress, induced by reactive oxygen species (ros), is believed to be aprimary factor in various cattle diseases including mastitis, but there are few studies regarding the role ofros in subclinical mastitis. this study was undertaken to i) study the changes...
an efficient method for producing doubled haploid plants of date palm ( phoenix dactylifera l.) was established using in vitro colchicine treatment of anthers. to this study male inflorescences were harvested in the appropriate developmental stage. separated anthers after one day cold (4°c) pretreatment, in uninucleate stage of microspore were transferred to the modified y 3 medium containing d...
background : immunological response of host and parasite play a key role in developing vaccination and immunization. the present study deals with the immune response and effecter mechanism, which was confirmed by migration inhibition factor (mif). methods : the present work was conducted in parasitological lab of postgraduate department of zoology, government holkar science college, indore (...
the liver fluke fasciola hepatica causes fascioliasis, a liver disease in most part of the world and particularly in north of iran. diagnosis of the diseases is anchored in coprological manner but serological methods are preferable due to some obscurities. in this study, sera obtained from human patients infected with fasciola hepatica were tested by the enzymelinked immunotrotransfer blot (eit...
the aim of this study was using bayesian approach via gibbs sampling (gs) for estimating genetic parameters of production, reproduction and health traits in iranian holstein cows. data consisted of 320666 first- lactation records of holstein cows from 7696 sires and 260302 dams collected by the animal breeding center of iran from year 1991 to 2010. (co) variance components were estimated using ...
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