نتایج جستجو برای: multiple pathways

تعداد نتایج: 973901  

Journal: :Journal of the American Statistical Association 2023

Causal effect estimation from observational data is one of the essential problems in causal inference. However, most methods rely on strong assumption that all confounders are observed, which impractical and untestable real world. We develop a mediation analysis framework inferring latent confounder for debiasing both direct indirect effects. Specifically, we introduce generalized structural eq...

Journal: :physiology and pharmacology 0
bahar naghavi gargari department of genetics, faculty of biological sciences, tarbiat modares university, tehran, iran mehrdad behmanesh department of genetics, faculty of biological sciences, tarbiat modares university, tehran, iran mohammad ali sahraian ms research center, neuroscience institute, tehran university of medical science, tehran, iran

introduction: multiple sclerosis is a chronic inflammatory disease of central nervous system. the etiology of ms is slightly known, but genetic and environmental factors are reported. vitamin d regulates gene expression and affects target cell functions. the aim of this study was to investigate the expression variation of il-2 and il-4 genes under vitamin d supplementation in patients with mult...

Journal: :iranian journal of immunology 0
masoumeh varedi department of physiology, medical school, shiraz university of medical sciences, shiraz, iran

interferons (ifns) are a family of small regulatory glycoproteins that play a central role in the defense against viral infections. although ifns have been initially discovered as antiviral factors, today they are known as an integral part of the cytokine network that affect a wide range of biological processes. ifns exert their pleiotropic effects through their multisubunit cell surface recept...

Journal: :American journal of physiology. Regulatory, integrative and comparative physiology 2008
David A Freeman

Regulating the activity of the immune system involves a balancing act that must allow organisms to recognize and resist pathogens while at the same time keeping in check the potentially harmful effects of an overactive immune system. Activation of the immune system can be energetically costly (3,4) and the energy allocated to immune activity at any given time likely represents a trade-off betwe...

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