نتایج جستجو برای: cell
تعداد نتایج: 1683865 فیلتر نتایج به سال:
background: prostate cancer is one of the leading causes of cancer deaths among men. new gene expressed in prostate (ngep), is a prostate-specific gene expressed only in normal prostate and prostate cancer tissue. because of its selective expression in prostate cancer cell surface, ngep is a potential immunotherapeutic target. to target the ngep in prostate cancer, it is essential to investigat...
objective(s): umbilical cord blood-derived mesenchymal stromal cells (ucb-mscs) are ideally suited for use in various cell-based therapies. we investigated a novel induction protocol (nip) to improve the neuronal differentiation of human ucb-mscs under appropriate conditions. materials and methods: this experimental study was performed in iranian blood transfusion organization (ibto), tehran, i...
objective(s): bone marrow-derived mesenchymal stem cells (bm-mscs) potentials make them appropriate for cell therapy including ability of differentiation and release of anti-inflammatory cytokines and growth factors secreta. for treatment of azoospermia to induce proliferation and differentiation of germ cells, mscs transplantation has been introduced. the aim of the present experimental case-c...
objective(s) this investigation was conducted to evaluate the effects of diabetes on the structure and function of testicular tissue. materials and methods diabetes was induced in male adult rats by a single intraperitoneal injection of streptozotocin. body and testicular weight, hormonal analyses, histological and ultrastructural analyses were measured. results the body and testicular weights ...
background & objectives: antisense peptide nucleic acids (pna) that target growth essential genes show potent bactericidal properties without cell lysis. we considered the possibility that whether pna treatment influence the bacteria total nucleic acids content and apply approach to develop a new delivery system to dendritic cells (dcs). dcs are the most potent antigen presenting cells in t...
microbial cells have been successfully used as biosorbents to remove heavy metals from wastewater. in some cases, dead cells appear to offer more advantages than living cells in the removal and recovery of heavy metal ions from industrial wastewater. maintaining higher biosorption capability and understanding the biosorption properties of dead cells are the keys to heavy metal removal and recov...
the provision of an adequate quantity of cells with proper function and purity is one of the main challenges of tissue engineering studies. stem cells, with their self-renewal and differentiation capacity, are considered one of the main cell sources in the field of tissue engineering. previously, the use of chemical factors seemed to be the only possible way for stem cell differentiation. howev...
objective: the study of physiological changes in recombinant cell lines provides useful information to improve production performance. in this study, we investigate the effects of an anti-cd33 chimeric igg4 expression on sp2.0 cell growth. methods: variable region genes of light and heavy chains of monoclonal antibody produced by m195 were cloned in pfuse-clig-hk and pfuse-chig-hg4 expression ...
objective: demyelination of cns axons occurs under pathological conditions such as multiple sclerosis and spinal cord injuries, but can be repaired by cell therapy. within the cns remyelination can be achieved by transplantation of neural stem cells (nscs). nscs are self-renewing cells that maintain the capacity to differentiate into cns-specific cell types and can differentiate into the three ...
علی رغم علاقه زیاد به نقش اورکسین در بی دردی و وجود انشعابات زیاد به ساقه مغز، مکانی که این اثر را در ساقه مغز وساطت می کند مشخص نیست. در این مطالعه اثرات تزریق اورکسینa (1-20 نانومول، 0/5 میکرولیتر) به درون ماده خاکستری دور کاریز مغزی ((pag) (periaqueductal gray و بخش سریشکمیمیانی پیاز مغز rostral ventromedial medulla (rvm))) (شامل هسته مگنوس بزرگ (neucleus raphe magnus(nrm) و هسته ژیگانتوسل...
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