Related Experiment Video

Updated: May 20, 2026

Infection of Primary Nasal Epithelial Cells Grown at an Air-Liquid Interface to Characterize Human Coronavirus-Host Interactions
09:02

Infection of Primary Nasal Epithelial Cells Grown at an Air-Liquid Interface to Characterize Human Coronavirus-Host Interactions

Published on: September 22, 2023

[Chronic rhinosinusitis: epidemiology, classification, etiology, and pathogenesis. The current view of the problem]

O A Ivanchenko, A S Lopatin

    Vestnik Otorinolaringologii
    |July 27, 2012
    PubMed

    More Related Videos

    Immunofluorescent Labeling in Nasal Mucosa Tissue Sections of Allergic Rhinitis Rats via Multicolor Immunoassay06:08

    Immunofluorescent Labeling in Nasal Mucosa Tissue Sections of Allergic Rhinitis Rats via Multicolor Immunoassay

    Published on: September 22, 2023

    Related Concept Videos

    Chronic Pharyngitis01:23

    Chronic Pharyngitis

    Chronic pharyngitis refers to persistent inflammation of the pharyngial mucosa.
    Etiology
    It often arises from persistent viral or bacterial infections affecting sinuses and tonsils.
    Additional contributing factors include inadequate dental hygiene, mouth breathing, recurring tonsillitis, allergic rhinitis, laryngopharyngeal reflux, and exposure to smoke, chemicals, and other environmental pollutants. Allergic reactions to pollen, mold, and pet dander, chronic cough, excessive voice usage,...
    Chronic Obstructive Pulmonary Disease III: Chronic Bronchitis Features01:24

    Chronic Obstructive Pulmonary Disease III: Chronic Bronchitis Features

    Chronic bronchitis is a key phenotype of chronic obstructive pulmonary disease (COPD), characterized by airway-centered inflammation and mucus overproduction. It develops from long-term exposure to harmful particles or gases, most commonly cigarette smoke, which triggers a persistent inflammatory response.Cellular and Structural ChangesInflammation initially affects the large bronchi and later the smaller airways, with infiltration by immune cells, including neutrophils, macrophages, and...
    Chronic Obstructive Pulmonary Disease I: Introduction01:23

    Chronic Obstructive Pulmonary Disease I: Introduction

    Chronic obstructive pulmonary disease is a common, preventable, and treatable respiratory disorder characterized by persistent symptoms and progressive airflow limitation. This limitation results from a combination of small-airway disease (obstructive bronchiolitis) and parenchymal destruction (emphysema), both driven by chronic inflammation from exposure to harmful particles or gases.The disease includes two main pathological entities: emphysema, marked by destruction of alveolar walls and...
    Chronic Obstructive Pulmonary Disease-II: Pathophysiology01:20

    Chronic Obstructive Pulmonary Disease-II: Pathophysiology

    Chronic Obstructive Pulmonary Disease (COPD) pathophysiology is intricate and multifaceted, involving a complex interplay of physiological processes. Understanding these mechanisms is crucial for effectively managing and treating COPD. Here is an in-depth look at the critical elements in the pathophysiology of COPD:
    Chronic Inflammation
    Asthma-II: Pathophysiology and Classification01:26

    Asthma-II: Pathophysiology and Classification

    Asthma is a prevalent chronic respiratory condition marked by inflammation and hyperresponsiveness of the airways. Its pathophysiology involves complex interactions among inflammatory pathways, immune responses, and neural mechanisms.
    Additionally, environmental and genetic factors play crucial roles in determining an individual's susceptibility to asthma and the severity of their condition.
    Critical processes in asthma pathophysiology include:
    Asthma I: Introduction01:28

    Asthma I: Introduction

    Asthma is a chronic inflammatory disorder of the airways characterized by variable airflow obstruction and heightened bronchial responsiveness to a wide range of triggers. The underlying inflammation leads to airway swelling, mucus hypersecretion, and smooth muscle constriction, all of which narrow the airway lumen and impede airflow. Clinically, asthma presents with recurrent episodes of wheezing, shortness of breath, chest tightness, and coughing, symptoms that typically vary in intensity and...