نتایج جستجو برای: nk karibik

تعداد نتایج: 21279  

ژورنال: :iranian red crescent medical journal 0
vahid mirzaee department of internal medicine, faculty of medicine, rafsanjan university of medical sciences, rafsanjan, ir iran; department of internal medicine, faculty of medicine, rafsanjan university of medical sciences, rafsanjan, ir iran, tel: +98-39182200019, fax: +98-03918220022 jahanbano shahriari hematology laboratory, bahonar hospital, kerman university of medical sciences, kerman, ir iran masomeh hajghani hematology laboratory, bahonar hospital, kerman university of medical sciences, kerman, ir iran

background: ccr5 is a receptor for ccl3 (mip-1 α), ccl4 (mip-1 α) and ccl5 (regulated on activation normal t cell expressed and secreted (rantes)) and play important roles in recruitment of nk cells to the hbv infected liver. objectives: the main purpose of this study was to investigate the expression levels of ccr5 on the nk cells and also serum levels of rantes in chronic hbv infected (chi) p...

Journal: :iranian journal of allergy, asthma and immunology 0
alireza alib abass rezaie farzad oreizy katayoun shafiei sima baluchi

it has been recognized that acute and chronic stress has an impact on the immune system. acute stress may have a stimulating effect on the immune system, while in the case of chronic stress specially depression, the immune system could be down-regulated. however, an association between depression and a higher number of circulating white blood cells with increased activity has been reported. ele...

Background: Cancer is a public health emergency. It has a high mortality rate despite numerous studies on pharmaceutical therapies. Chimeric antigen receptor-natural killer (CAR-NK) cells are promising immunotherapy that could be used to treat cancer, especially leukemia. However, the evidence is still unclear. Thus, this systematic review aims to summarize the evidence regarding the use of CAR...

Journal: :Journal of Immunology 2023

Abstract Background: Cure rates for osteosarcoma (OS) have not improved in >30 years and no new effectivetherapies been identified metastatic disease. Natural killer (NK) cells become an attractive tool cancer immunotherapy. Efficay is by direct tumor targeting introducing a specific chimeric antigen receptor (CAR). Emerging knowledge suggests CD70 to be viable candidate as expression hi...

Journal: :Gematologiia i transfuziologiia 2022

Introduction. Currently, more and attention is being paid to possible strategies for preventing the development of graft-versus-host disease (GVHD) reducing risk infections while maintaining antitumor effect — graft-versus-leukemia (GVL). In this context, study natural killer cells (NK-cells) seems be quite promising. Aim – analyze biological functional properties NK-cells after allo-HSCT, thei...

Journal: :iranian journal of allergy, asthma and immunology 0
tahereh mousavi department of immunology, iran university of medical sciences, tehran, iran hadi poormoghim rheumatology department, firooz-gar hospital, iran university of medical sciences maziar moradi department of social medicine, iran university of medical sciences nader tajik immunology research center, iran university of medical sciences, tehran, iran farhad shahsavar department of immunology, khorram- abad university, khorram- abad, iran mahboobeh soofi department of immunology, iran university of medical sciences, tehran, iran

it has been demonstrated that natural killer (nk) cells play a role in regulation of autoimmunity. they play a protective role in several rodent disease models. in this study we aimed to compare the immunophenotypic features of nk cells in ankylosing spondylitis (as) with normal subjects with regard to cd56 and cd16 molecules. this study was carried out on 30 as patients and 33 normal volunteer...

ژورنال: :مجله علوم پزشکی رازی 0
هادی بزازی h bazzazi فرحدخت فاطمی نسب f.d fateminasab کبری انتظامی k entezami علیرضا سالک مقدم a.r salek moghaddam شاپور شاه قاسم پور sh shahghasempour

سلولهای کشنده طبیعی (nk) بخشی از ایمنی ذاتی هستند که بعنوان اولین خط دفاعی، نقش بارزی در از بین بردن سلولهای سرطانی و سلولهای آلوده به ویروس دارند. هدف ما از این پژوهش بررسی تأثیرات ناشی از تغییر در ظاهر شدن مولکولهای hla کلاس i بر سطح یاخته های سرطانی، در میزان حساسیت به عملکرد سایتوتوکسیسیته سلولهای nk است. در این بررسی یاخته های سرطانی رده mda-mb-468 مشتق شده از آدنوکارسینومای پستان انسان، ب...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه لرستان - دانشکده علوم پایه 1392

روش های مانده ای دسته ای از روش های تکراری می باشند که جهت حل سیستم های خطی با ماتریس ضرایب تنک و بزرگ بکار می روند. نوعی از این روش مشهور به روش gmres از اهمیت فراوانی برخوردار است. در این پایان نامه روش مانده ای جدیدی تحت عنوان minres-nk را بر روی دسته ای از دستگاه های معادلات خطی با ماتریس ضرایب نرمال وقتی که طیف ماتریس روی یک منحنی درجه k قرار دارد بیان نموده و آن را با روش gmres مقایسه می ...

Background and Objectives: Tumor-infiltrating regulatory T (TI-Treg) cells perform the significant function in cancer immune escape. In this study, the third generation CAR construct was designed against human CD25 antigen, the significant cell surface biomarker of TI-Tregs. Methods: Initially, the construct of anti-CD25 CAR was designed. Using RNAfold web server, the RNA secondary structure wa...

فاطمی نسب, فرحدخت, شاه‌ قاسم پور, شاپور , انتظامی, کبری, بزازی, هادی, سالک مقدم, علیرضا ,

ABSTRACT Natural Killer cells (NKs), are considered an important first line of defence and were originally defined by their ability to kill certain tumor cells and virally infected cells. Our aim is to study expression of HLA class-Ia on tumor cell lines and their susceptibility of NK cells. In this study MDA-MB-468 tumor cell line (NCB1, C208) That derived from human breast adenocarcino...

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