نتایج جستجو برای: beta

تعداد نتایج: 187153  

Journal: :Nuclear Instruments & Methods in Physics Research Section B-beam Interactions With Materials and Atoms 2023

nEXO is a proposed experiment that will search for neutrinoless double-beta decay (0$\nu\beta\beta$) in 5-tonnes of liquid xenon (LXe), isotopically enriched $^{136}$Xe. A technique called Ba-tagging being developed as potential future upgrade to detect the $^{136}$Xe daughter isotope, $^{136}$Ba. An efficient has boost nEXO's 0$\nu\beta\beta$ sensitivity by essentially suppressing non-double-b...

Journal: : 2023

A function $F(s)=\sum_{n=1}^{\infty}a_n\exp\{s\lambda_n\}$ with $0\le\lambda_n\uparrow+\infty$ is called the Hadamard composition of genus $m\ge 1$ functions $F_j(s)=\sum_{n=1}^{\infty}a_{n,j}\exp\{s\lambda_n\}$ if $a_n=P(a_{n,1},...,a_{n,p})$, where$P(x_1,...,x_p)=\sum\limits_{k_1+\dots+k_p=m}c_{k_1...k_p}x_1^{k_1}\cdot...\cdot x_p^{k_p}$ a homogeneous polynomial degree 1$. Let $M(\sigma,F)=\s...

Journal: :Physics Letters B 2022

We study double gamma ($\gamma\gamma$) decay nuclear matrix elements (NMEs) for a wide range of nuclei from titanium to xenon, and explore their relation neutrinoless double-beta ($0\nu\beta\beta$) NMEs. To favor the comparison, we focus on double-magnetic dipole transitions in final $\beta\beta$ nuclei, particular $\gamma\gamma$ isobaric analog initial state into ground state. For with equal-e...

Majidreza Haghzare Marjan Saeedi, Parvaneh Vessal Soheila Nasiri, Zahra Asadi-Kani, Zohreh Tehranchinia

Background: Malignant melanoma is the most aggressive form of skin cancer. In contrast to other tumors, the role of estrogen in the initiation and progression of melanoma remains unclear. The aim of this study was to evaluate estrogen receptor beta protein expression in human melanoma tissues and in the benign melanocytic lesions. Method: Twenty-one patients, 11 with cutaneous melanoma and 10 w...

Journal: :iranian red crescent medical journal 0
noor mohammad noori children and adolescents’ health research center, zahedan university of medical sciences, zahedan, ir iran maziar mahjoubifard children and adolescents’ health research center, zahedan university of medical sciences, zahedan, ir iran; children and adolescents’ health research center, zahedan university of medical sciences, zahedan, ir iran. tel: +98-9151418089 mehdi mohammadi children and adolescents’ health research center, zahedan university of medical sciences, zahedan, ir iran alireza jahangiri fard tracheal diseases research center, shahid beheshti university of medical sciences, tehran, ir iran abdolhossein abassi zahedan university of medical sciences, zahedan, ir iran behrooz farzanegan tracheal diseases research center, shahid beheshti university of medical sciences, tehran, ir iran

conclusions: this study showed acceptable sensitivity and specificity of qtcd and qtd in comparison to lvmi; it seems that standard ecg can be used for early diagnosis of cardiac involvement in asymptomatic patients with thalassemia major. patients and methods: in a case-control study, 60 patients older than ten years of age with thalassemia major who received regular blood transfusion and iron...

Journal: :iranian journal of allergy, asthma and immunology 0
mohammad taheri department of medical genetics, faculty of medicine, shahid beheshti university of medical sciences, tehran, iran mohammadreza mirinezhad department of medical genetics, mashhad university of medical sciences, mashhad, iran mir davood omrani department of medical genetics, faculty of medicine, shahid beheshti university of medical sciences, tehran, iran elham sajjadi department of hematology, school of paramedical sciences, shahid beheshti university of medical sciences, tehran, iran hidetoshi inoko department of molecular science, school of medicine, tokai university, isehara, japan and genodive pharma inc., atsugi, japan arezou sayad department of medical genetics, faculty of medicine, shahid beheshti university of medical sciences, tehran, iran

multiple sclerosis (ms) is an inflammatory, multifocal, immune-mediated disease of the central nervous system that women are at a higher risk to acquire than men. myxovirus resistance protein a (mxa) is used as a predictive marker of bioactivity of interferon-beta (ifn-β) therapy in ms patients. this study was undertaken in west of iran to investigate gender differences in the expression level ...

Journal: :journal of paramedical sciences 0
navid danaei department of pediatric, semnan university of medical sciences, semnan, iran mona jafari semnan university of medical sciences, semnan, iran raheb ghorbani research center for social determinants of health, community medicine department, semnan university of medical sciences, semnan, iran elahe jandaghi department of internal medicine, semnan university of medical sciences, semnan, iran.

streptococcuscus beta hemolytic group a is the most important pathogen causing which may lead to purulent and non purulent angina. rheumatic fever is the most important complication that is the cause of 30% to 40% of cardiac disease and disablement. this study was performed to evaluate prevalence of streptococcuscus beta hemolytic group a and estimate role of clinical findings in children with ...

Journal: :iranian biomedical journal 0
زهرا حیدری zahra heidari مهدی هراتی mehdi harati حمیدرضا محمودزاده ثاقب hamid reza mahmoudzadeh-sagheb بیتا مودی bita moudi

background: diabetes is a major public health problem. the development of new therapies that are able to improve glycemia management and even to cure diabetes is of great interest. in this study, protective effects of sodium tungstate against stz-induced beta-cell damages were investigated. methods: sixty rats were divided into six groups: control, diabetic, sodium tungstate treated diabetic ra...

Journal: :iranian journal of blood and cancer 0
khadijeh arjmandi rafsanjani maryam razzaghy-azar leila zahedi-shoolami parvaneh vossough aliakbar modarres nima taheri

background: expansion of bone marrow cavity and decreased cortical and trabecular bone tissues and osteoporosis are resulted from beta-thalassemia. the aim of this study was to assess bone mineral density (bmd) in patients with β thalassemia major and intermedia, and to determine their biochemical and hormonal profiles that may affect bmd. materials and methods: in a cross sectional study from ...

Journal: :iranian journal of microbiology 0
f shahcheraghi department of bacteriology, pasteur institute of iran, tehran, iran. m abbasalipour department of bacteriology, pasteur institute of iran, tehran, iran and faculty of biology science, shahid beheshti university, tehran. iran. mm feizabadi department of microbiology, school of medicine, tehran university of medical sciences, tehran, iran. gh ebrahimipour faculty of biology science, shahid beheshti university, tehran. iran. n akbari department of bacteriology, pasteur institute of iran, tehran, iran.

background and objective : carbapenems are therapeutic choice against infections caused by gram-negative bacilli including strains of acinetobacter baumannii. resistance to these antibiotics is mediated by efflux pumps, porins, pbps and ß-lactamases. the aim of this study was to determine the possibility of existence of mbls, oxas and ges-1 betalactamase genes among clinical isolates of acineto...

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