نتایج جستجو برای: heterogeneity

تعداد نتایج: 95065  

A DEIZADJI, A RABBANI, B GOLIAEI,

Two groups of antibodies against mouse resident alveolar and peritoneal macrophages have been raised individually in rabbits by immunization with whole cell suspensions of lavaged alveolar and peritoneal macrophages. The whole antisera reacted positively with neutrophils and lymphocytes. However, upon extensive absorptions with these cells the activity became restricted to macrophages. The...

Journal: :iranian journal of allergy, asthma and immunology 0
maansi vermani department of respiratory allergy and applied immunology, vallabhbhai patel chest institute, university of delhi, delhi, india and amity institute of biotechnology, amity university uttar pradesh, noida, india. vannan kandi-vijayan department of respiratory medicine, vallabhbhai patel chest institute, university of delhi, delhi, india. mahendra kumar-agarwal department of respiratory allergy and applied immunology, vallabhbhai patel chest institute, university of delhi, delhi, india.

aspergillus species (a flavus and a niger) are important sources of inhalant allergens. current  diagnostic  modalities  employ  crude  aspergillus  extracts  which  only  indicate  the source to which the patient has been sensitized, without identifying the number and type of allergens in crude extracts. we report a study on the identification of major and minor allergens of the two common air...

Journal: :گوارش 0
farshad sheikhesmaili mohammadreza ghadir reza ansari fatemeh attari mohammad bagheri

abstract autoimmune pancreatitis (aip) is a rare disorder that may be present as common bile duct stricture. the patient was a seventy-year-old man with presentations as recurrent abdominal pain and jaundice, elevated billirobin (bil) and elevated alkaline phosphatase (alkp) in association with the presence of hetrogenesity of the pancreatic head and dilated intra and extra hepatic bile ducts i...

Journal: :journal of biostatistics and epidemiology 0
ke-sheng wang department of biostatistics and epidemiology, college of public health, east tennessee state university, johnson city, tn, usa. xuefeng liu department of systems leadership and effectiveness science, school of nursing, university of michigan, ann arbor, mi, usa.

background & aim: a meta-analysis refers to the statistical synthesis of results from a series of studies and has been used to estimate pooled prevalence of human diseases. in this study, we review some statistical issues regarding the meta-analysis of the prevalence of human diseases such as statistical software and programs, transformations of prevalence rate, assessment of heterogeneity, and...

Journal: :journal of paramedical sciences 0
hossein mohebbifar department of genetics, islamic azad university, tehran medical sciences branch, tehran,iran mehrdad hashemi department of genetics, islamic azad university, tehran medical sciences branch, tehran,iran saaid morovvati department of genetics, islamic azad university, tehran medical sciences branch, tehran,iran

one of the leading causes of death in the world are cardiovascular diseases, among which coronary artery disease (cad) is the most common one. it occurs as a result of narrowing of the arteries which supply blood to the heart due to a theroma plaque formation. this kind of heart disease can be considered as a multifactorial one as genetic and environmental factors are involved in its incidence....

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه فردوسی مشهد - دانشکده مهندسی 1387

چکیده ندارد.

Journal: :iranian journal of oil & gas science and technology 2014
seyed shamsollah noorbakhsh mohammad reza rasaei ali heydarian hamed behnaman

reservoir models with many grid blocks suffer from long run time; it is hence important to deliberatea method to remedy this drawback. usual upscaling methods are proved to fail to reproduce fine gridmodel behaviors in coarse grid models in well proximity. this is attributed to rapid pressure changesin the near-well region. standard permeability upscaling methods are limited to systems with lin...

1997
Fèlix Saltor Elena Rodríguez

The process to provide integrated access to several, independent information sources is not easy, due to semantic heterogeneities which lead to semantic connicts or contradictions. In this paper we present a discussion about the existence of contradictions, their importance and how they can be handled when the need of cooperation arises.

Journal: :Twin research and human genetics : the official journal of the International Society for Twin Studies 2006
Nathan A Gillespie Michael C Neale

Approaches such as DeFries-Fulker extremes regression (LaBuda et al., 1986) are commonly used in genetically informative studies to assess whether familial resemblance varies as a function of the scores of pairs of twins. While useful for detecting such effects, formal modeling of differences in variance components as a function of pairs' trait scores is rarely attempted. We therefore present a...

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