Results 71 to 80 of about 2,503,579 (400)

The oxidant-antioxidant imbalance was involved in the pathogenesis of chronic rhinosinusitis with nasal polyps

open access: yesFrontiers in Immunology
BackgroundAlthough oxidative stress is involved in the pathophysiological process of chronic rhinosinusitis with nasal polyps (CRSwNP), the specific underlying mechanism is still unclear.
Jing Zhou   +17 more
doaj   +1 more source

Respiratory syncytial virus outbreak in a long-term care facility detected using reverse transcriptase polymerase chain reaction: an argument for real-time detection methods. [PDF]

open access: yes, 2009
ObjectivesTo report an outbreak of respiratory synctyial virus (RSV) in a long-term care facility (LTCF) during ongoing routine respiratory illness surveillance.DesignRapid antigen testing, viral culture, direct fluorescent antibody (DFA) testing, and ...
Caram, L Brett   +9 more
core  

A systematic review of emerging respiratory viruses at the Hajj and possible coinfection with Streptococcus pneumoniae [PDF]

open access: yes, 2018
This article is made available for unrestricted research re-use and secondary analysis in any form or by any means with acknowledgement of the original source.
Al-Tawfiq, Jaffar A.   +2 more
core   +1 more source

Mucosal Vaccination via the Respiratory Tract

open access: yesPharmaceutics, 2019
Vaccine delivery via mucosal surfaces is an interesting alternative to parenteral vaccine administration, as it avoids the use of a needle and syringe. Mucosal vaccine administration also targets the mucosal immune system, which is the largest lymphoid ...
M. Hellfritzsch, R. Scherließ
semanticscholar   +1 more source

The Respiratory Tract and the Environment

open access: yesEnvironmental Health Perspectives, 1977
The primary determinants of pulmonary disease are environmental. The same thinness and delicacy of the air-blood barrier which allows rapid exchange of oxygen and carbon dioxide also reduce its effectiveness as a barrier to inhaled allergens, carcinogens, toxic particles, and noxious gases, and micro-organisms.
openaire   +3 more sources

Aberrant expression of nuclear prothymosin α contributes to epithelial‐mesenchymal transition in lung cancer

open access: yesMolecular Oncology, EarlyView.
Nuclear prothymosin α inhibits epithelial‐mesenchymal transition (EMT) in lung cancer by increasing Smad7 acetylation and competing with Smad2 for binding to SNAI1, TWIST1, and ZEB1 promoters. In early‐stage cancer, ProT suppresses TGF‐β‐induced EMT, while its loss in the nucleus in late‐stage cancer leads to enhanced EMT and poor prognosis.
Liyun Chen   +12 more
wiley   +1 more source

Respiratory Tract Microecology and Bronchopulmonary Dysplasia in Preterm Infants

open access: yesFrontiers in Pediatrics, 2021
Bronchopulmonary dysplasia (BPD) is a severe respiratory complication in preterm infants. Although the etiology and pathogenesis of BPD are complex and remain to be clarified, recent studies have reported a certain correlation between the microecological
Tong Sun, Haiyang Yu, Jianhua Fu
doaj   +1 more source

Dysbiosis of lower respiratory tract microbiome are associated with inflammation and microbial function variety

open access: yesRespiratory Research, 2019
BackgroundLower respiratory tract (LRT) microbiome has been reported to associate with pulmonary diseases. Unregulated inflammation is an underlying cause of variable lung diseases.
Kang-jie Li   +6 more
semanticscholar   +1 more source

Polydatin ameliorates ovalbumin‐induced asthma in a rat model through NCOA4‐mediated ferroautophagy and ferroptosis pathway

open access: yesFEBS Open Bio, EarlyView.
In this research, a rat model of asthma was created using OVA, and polydatin served as an intervention. By inhibiting ferroautophagy mediated by NCOA4 and averting ferroptosis, polydatin has been demonstrated to reduce asthma. This work presents new ideas for investigating the mechanism of polydatin's ability to alleviate asthma, in addition to ...
Wei Li   +5 more
wiley   +1 more source

Expression of Avian Influenza Virus Receptors and H5N1 Virus Infection In Human Respiratory Tract [PDF]

open access: yes, 2008
Oral Presentations - Virus Structure/Function and Receptor BindingReceptor specificity restricts influenza virus cross species transmission, with SAα2,6 Gal and SAα2,3 Gal sialic acids recognized by human and avian influenza viruses, respectively.
Chen, H   +8 more
core  

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