نتایج جستجو برای: mucous membrane of the respiratory tract

تعداد نتایج: 22834619  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - پژوهشکده فنی و مهندسی 1388

asymmetric polyethersulfone (pes) microfiltration flat sheet membranes were composed by the phase inversion method (pim) and were used as supports. composite membranes were fabricated by coating silicone rubber as selective layer. effect of different concentrations of pes and pdms and different solvent such as nmp, dmf and dms effects as pes solvents and support thickness and different coagulat...

Journal: :Environmental Health Perspectives 1991

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه گیلان - دانشکده فنی 1393

asymmetric membranes are widely used in many industrial membrane separation processes. the major advantage of membrane filtration over the conventional process is its ability to remove a wider spectrum of particles without using any chemicals. hollow fiber configuration offer many advantages over flat-sheet or tubular membranes. the spinning process of hollow fiber may look simple, yet it is te...

Journal: :Environmental Health Perspectives 1991
R Bascom

Despite the widespread recognition that mucosal irritation is a cardinal feature of "sick-building syndrome," few data exist on the cause, natural history, or pathophysiology of upper respiratory mucous membrane irritation. The baseline prevalence of nasal symptoms among building occupants is often 20%, but in some studies it is as high as 50 to 60%. New techniques of nasal challenge and analys...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیراز - دانشکده علوم پایه 1392

a novel and ultra low cost isfet electrode and measurement system was designed for isfet application and detection of hydronium, hydrazinium and potassium ions. also, a measuring setup containing appropriate circuits, suitable analyzer (advantech board), de noise reduction elements, cooling system and pc was used for controlling the isfet electrode and various characteristic measurements. the t...

Journal: :Cardiovascular Therapy and Prevention 2023

Hereditary angioedema is a rare (1:50,000) hereditary chronic disease from the group of primary immunodeficiencies, which manifests in form recurrent skin and mucous membrane edema respiratory tract gastrointestinal tract. Pathogenesis this are associated with an increased risk number cardiovascular pathologies, complexity management choosing optimal treatment methods. This case report demonstr...

Journal: :Journal of oral medicine and oral surgery 2022

Rhinosporidiosis is a chronic, granulomatous, muco-cutaneous infection caused by Rhinosporidium seeberi . The non-contagious and sporadic in humans, affecting predominantly the mucous membrane of upper respiratory tract. It quite an uncommon condition seldom affects oral mucosa. clinical presentation this cavity can mimic many other conditions. Here, we report unique case recurrent rhinosporidi...

Journal: :Clinical infectious diseases : an official publication of the Infectious Diseases Society of America 2005
L M A J Muller K J Gorter E Hak W L Goudzwaard F G Schellevis A I M Hoepelman G E H M Rutten

BACKGROUND Clinical data on the association of diabetes mellitus with common infections are virtually lacking, not conclusive, and often biased. We intended to determine the relative risks of common infections in patients with type 1 and type 2 diabetes mellitus (DM1 and DM2, respectively). METHODS In a 12-month prospective cohort study conducted as part of the Second Dutch National Survey of...

Journal: : 2022

Scleroma is an endemic disease, spread mainly in Western Ukraine, Belarus and adjacent areas. refers to chronic diseases that aff ect the mucous membrane of upper respiratory tract. This clinical case attracted attention due rare diagnosis patient’s age (88 years), most di ffi cult localization process terms course, pronounced concentric funnel- shaped narrowing trachea 5-6 mm lumen for 4-5 cm lon...

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