Results 31 to 40 of about 83,352 (300)

The vasoactivity of endothelin in the nasal mucosa.

open access: yesNippon Jibiinkoka Gakkai Kaiho, 1991
Endothelin (ET), a novel endothelium-derived vasoconstrictor peptide with 21 amino acid residues, has recently been isolated from the supernatant of cultured porcine aortic endothelial cells. Several authors reported preliminary results demonstrating that ET has a potent contractile action in vascular smooth muscles, but its effect is slightly ...
OKITA, WATARU   +3 more
openaire   +3 more sources

Lymphocyte Differentiation in the Nasal Mucosa

open access: yesEuropean Journal of Inflammation, 2007
Few cytological studies have investigated the morphologic changes occurring during lymphocyte differentiation in the nose. The aim of the study is to investigate lymphocyte and plasma cell morphology in patients with allergic rhinitis. Nasal cytology was performed in 110 patients (61 men, 49 women) of ages ranging from 12 to 47 years (mean age, 27), 72
Gelardi M   +5 more
openaire   +3 more sources

Plasminogen activators in human nasal polyps and mucosa [PDF]

open access: yes, 1997
Fibrinolysis is one of the processes that are involved in inflammation. In this study we have investigated if it is also involved in bilateral nasal polyposis, a disease with an inflammatory component.
Jespersen, Jørgen; id_orcid   +2 more
core   +2 more sources

Nasal Delivery of High Molecular Weight Drugs

open access: yesMolecules, 2009
Nasal drug delivery may be used for either local or systemic effects. Low molecular weight drugs with are rapidly absorbed through nasal mucosa. The main reasons for this are the high permeability, fairly wide absorption area, porous and thin endothelial
Erdal Cevher   +2 more
doaj   +1 more source

Symbiotic microbiome Staphylococcus epidermidis restricts IL-33 production in allergic nasal epithelium via limiting the cellular necroptosis

open access: yesBMC Microbiology, 2023
Background Allergic rhinitis (AR) is characterized by airway inflammation in nasal mucosa from inhaled allergens and interleukin (IL)-33 is the potent inducer of Th2 inflammation in allergic nasal epithelium. Staphylococcus epidermidis is one of the most
Yung Jin Jeon   +4 more
doaj   +1 more source

Neuroregulation of Human Nasal Mucosa [PDF]

open access: yesAnnals of the New York Academy of Sciences, 2009
Multiple subsets of nociceptive, parasympathetic, and sympathetic nerves innervate human nasal mucosa. These play carefully coordinated roles in regulating glandular, vascular, and other processes. These functions are vital for cleaning and humidifying ambient air before it is inhaled into the lungs.
James N, Baraniuk, Samantha J, Merck
openaire   +2 more sources

Brain delivery of vasoactive intestinal peptide (VIP) following nasal administration to rats

open access: yes, 2003
The aim of this work was to study in rats the nasal route for the brain delivery of the vasoactive intestinal peptide (VIP) neuropeptide. After evaluating VIP stability in solutions obtained from nasal washes, the effect of formulation parameters (pH 4-9,
Dufès, Christine   +5 more
core   +1 more source

Histological Examination of Nasal Mucosa.

open access: yes, 2015
(a)①-⑦:The histological characters of nasal mucosa among 7 groups, ×400, ⑧: The gross morphology of the nasal cavity of BALB/c mice, ×40. Black arrow: eosinophil infiltration; White arrow: detached cilia.
Ping Lin (146330)   +9 more
core   +1 more source

Mucocutaneous Disease Activity and Damage Accrual in Systemic Lupus Erythematosus: Analyses From the Asia‐Pacific Lupus Collaboration Longitudinal Cohort Study

open access: yesArthritis Care &Research, EarlyView.
Objective This research article aims to describe the prevalence, associations, and health‐related quality of life (HRQoL) impact of mucocutaneous features of systemic lupus erythematosus (SLE). Methods Data from the Asia‐Pacific Lupus Collaboration cohort were analyzed (2013–2021).
Amanda M. Saracino   +42 more
wiley   +1 more source

Cold bubble humidification of low-flow oxygen does not prevent acute changes in inflammation and oxidative stress at nasal mucosa

open access: yesScientific Reports, 2021
Some clinical situations require the use of oxygen therapy for a few hours without hypoxemia. However, there are no literature reports on the effects of acute oxygen therapy on the nasal mucosa.
Lauriana Alves Santana   +6 more
doaj   +1 more source

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