نتایج جستجو برای: rare population

تعداد نتایج: 918550  

Journal: :Medical journal of Zambia 2022

Testicular torsion is a well-known urological emergency most common in the paediatric population; however, testicular not all-or-none phenomenon and can be of complete or partial intermittent types. Intermittent rare misdiagnosed even population. adults less reported may considered differential diagnosis acute pain, leading to misdiagnosis.

2015
Rui Chen Qiang Wei Xiaowei Zhan Xue Zhong James S. Sutcliffe Nancy J. Cox Edwin H. Cook Chun Li Wei Chen Bingshan Li

Motivation: A major focus of current sequencing studies for human genetics is to identify rare variants associated with complex diseases. Aside from reduced power of detecting associated rare variants, controlling for population stratification is particularly challenging for rare variants. Transmission/disequilibrium tests (TDT) based on family designs are robust to population stratification an...

2010
Felix Stang Thomas Namdar Frank Siemers Thomas Lange Peter Mailänder

Malignant tumors of pediatric hand are very rare. This case report describes an epithelioid sarcoma at the finger of an 11 year old girl and discusses general treatment options in this rare patient population.

2013
Ravindra P. Singh

Transfusion management of patients' alloimmunized against high-prevalence erythrocyte antigens is often problematic in emergency situations. Gerbich (Ge) is very common blood group system and Gerbich-2 (Ge-2) antigen present in high frequency and outside Papua New Guinea population, Ge-2 negative population almost nil. To manage such kind of problems with real emergencies, implementation of rar...

Journal: :Bioinformatics 2015
Rui Chen Qiang Wei Xiaowei Zhan Xue Zhong James S. Sutcliffe Nancy J. Cox Edwin H. Cook Chun Li Wei Chen Bingshan Li

MOTIVATION A major focus of current sequencing studies for human genetics is to identify rare variants associated with complex diseases. Aside from reduced power of detecting associated rare variants, controlling for population stratification is particularly challenging for rare variants. Transmission/disequilibrium tests (TDT) based on family designs are robust to population stratification and...

Journal: :analytical and bioanalytical chemistry research 2015
yasaman heidari mahdieh koorepazan moftakhar abbasali zamani mohammad reza yaftian

the present work concerns on the investigation of the role of polyethylene glycols (pegs) as masking agent for amelioration of extraction-separation of la(iii), eu(iii) and er(iii) ions by the acidic extractant bis(2-ethylhexyl)phosphoric acid (dehpa). the studied solvent extraction system is based on the combination of chelating effect of dehpa in the organic phase on the one hand, and the bin...

Journal: :journal of pediatrics review 0
majid naderi departement of pediatrics hematology & oncology, ali ebn-e abitaleb hospital research center for children and adolescents health [rccah], zahedan university of medical sciences, zahedan, ir iran shadi tabibian department of hematology, allied medical school, tehran university of medical sciences, tehran, ir iran maryam sadat hosseini department of hematology, allied medical school, tehran university of medical sciences, tehran, ir iran shaban alizadeh department of hematology, allied medical school, tehran university of medical sciences, tehran, ir iran soudabeh hosseini department of hematology, allied medical school, iran university of medical sciences, tehran, ir iran hossein karami thalassemia research center, mazandaran university of medical sciences, sari, iran

rare bleeding disorders (rbds) are a heterogeneous group of disorders including different types of coagulation factor deficiencies. the disorders are inherited in an autosomal recessive manner with different frequencies varying from 1:500000 to 1:2000000. patients affected with rbds are presented with a wide spectrum of clinical manifestations ranging from mild to life threatening bleeding diat...

Journal: :iranian journal of chemistry and chemical engineering (ijcce) 2000
mohammad reza yaftian morteza vahedpoor michel burgard dominique matt

the solvent extraction of rare earth metal ions from nitrate solutions by 5.11.17.23-tetra-tert-butyl-25,27-bis(diethylcarbamoylmethoxy)-26,28-dihydroxycalix[4]arene (l) in 1,2-dichloroethane has been investigated. the alalysis of the extraction equilibrium obtained from a mixture of la3+, eu3+, er3+ and y3+ revealed that the extracted species have a 1:1 metal/ligand ratio. the intra-group sepa...

Journal: :international journal of research in materials science 0
hossein yoozbashizadeh department of materials science and engineering, sharif university of technology, tehran, iran ali heidary moghadam department of materials science and engineering, tehran science and research branch, islamic azad university, tehran, iran valiollah dashtizad department of advanced materials and renewable energy, iranian research organization for science and technology, p.o. box13815-3538, tehran, iran ali kaflou department of advanced materials and renewable energy, iranian research organization for science and technology, p.o. box13815-3538, tehran, iran

the effect of rare earth (re) elements, including ce and la, on the sorption properties of zr-co getters was investigated in this work. the phase evolution, microstructural characteristics of getter powders were studied by means of x-ray diffraction method, scanning electron microscopy (sem) and energy dispersive x-ray spectroscopy (eds). the nanostructured zr3co intermetallic compound has been...

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