نتایج جستجو برای: noise immunity
تعداد نتایج: 278367 فیلتر نتایج به سال:
background: galantamine is a drug used for the treatment of alzheimer’s disease and some other cognitive disorders. it is an inhibitor of acetylcholinesterase however, interaction with nicotinic acetylcholine receptors has also been reported. owing to the significant role of cholinergic anti-inflammatory pathways in neuro-immunomodulation, we decided to examine the effect of galantamine on tula...
it is estimated that one third of the world's population is latently infected with tuberculosis (tb). the hiv epidemic fuels the tb epidemic by increasing the risk of reactivation of latent tb infection and by facilitating a more rapid progression of tb disease. although the incidence of tb is constant or decreasing in many regions of the world, rates remain high in developing countries as a co...
The synthesis method of the incoherent demodulation procedure two synchronous mutually non-orthogonal digital signals with frequency modulation is considered. In absence interference this degenerates into classical a signal modulation. When instantaneous power one significantly exceeds other, immunity latter approaches reception in channel additive white Gaussian noise without interference. Thi...
tetanus can be only prevented by vaccination because immunity against this disease is rarely acquired, even by natural infections. to maintain long-term protective immunity against tetanus, booster immunization is essential for adolescents and adults. most hospitalized cases and virtually all deaths occur in people over 60 years of age. the purpose of this study was to investigate the degree of...
neopterin, apyrazinopyrimidine compound, is produced by macrophages after induction by interferon gamma (ifn-y) and serves as a marker of cellular immune system activation followed by oxidative stress. the aim of this study was to determine urinary neopterin to creatinine ratio (uncr) as a surrogate marker of cell-mediated immune activation in multiple sclerosis (ms). three weekly early morning...
In widely spread home care applications of ECG recorders, the traditional approach to the problem of noise immunity is no longer sufficient. This paper presents a new ECG-dedicated noise removal technique based on a time-frequency noise model computed in a quasi-continuous way. Our algorithm makes use of the local bandwidth variability of cardiac electrical representation and splits the discret...
background noise exposure is known as a risk factor for hearing loss and one of its effects is noise-induced stress. cortisol as a stress hormone is used in noise-induced stress assessments. objectives the aim of this study was to measure and compare saliva cortisol concentrations in the morning and evening in normal work day and rest day in both case and control groups and to assess the associ...
In this paper, we study a stochastic SIS epidemic model with distributed delays. The positiveness of the solutions is established. We obtain sufficient conditions for extinction disease through stability disease-free equilibrium and same in mean. Compared to many works on deterministic models their stability, delays involved offer new much more boundedness rate losing immunity. extinct small la...
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