Alveolar Lung Tissue
Alveolar Lung Tissue - Related Videos
07:45
Modeling Dysplastic and Functional Lung Alveolar Repair after Influenza Infection
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2025
This protocol provides instructions for intranasal administration of IAV and downstream analysis of mouse lung damage and associated transcriptional changes to lung cell types.
06:14
Isolation of Alveolar Type II Epithelial Cells from Neonatal, Juvenile, and Adult Murine Lungs Adaptable to Infectious Experimental Settings
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2025
This protocol presents a flow cytometry-based method to isolate viable alveolar type II epithelial cells (AECII) from neonatal, juvenile, or adult murine lungs (infected or non-infected). This approach enables downstream molecular and/or functional studies of AECII to identify their roles during lung inflammation and infection.
02:42
Imaging Bacterial Localization and Host Interaction in Human Lung Tissue
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2026
Source: Mills, B., et al., Optical Screening of Novel Bacteria-specific Probes on Ex Vivo Human Lung Tissue by Confocal Laser Endomicroscopy. J. Vis. Exp. (2017)This video demonstrates real-time imaging of fluorescently labeled Staphylococcus aureus in suspension and lung tissue using fibered confocal fluorescence microscopy.
03:03
Pig Bronchiolar Tissue Extraction: A Procedure to Dissect Bronchiolar Tissue Sections From Porcine Lungs
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2025
In this video, we describe a surgical procedure to extract bronchiolar tissues from harvested pig lung. The ex vivo bronchiolar tissue could be used to develop infection models for studying chronic lung infections.
07:47
Studying the Role of Alveolar Macrophages in Breast Cancer Metastasis
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Cited by 7 •
2016
Here we describe the model and approach to study functions of pulmonary alveolar macrophages in cancer metastasis. To demonstrate the role of these cells in metastasis, the syngeneic (4T1) model of breast cancer in conjunction with the depletion of alveolar macrophage with clodronate liposomes was used.
FAQs
Gas exchange across the alveolar-capillary barrier is driven by differences in partial pressure, meaning each gas moves according to its relative pressure on the two sides. The barrier’s thin arrangement permits diffusion between air and blood. In biology, this principle explains how alveolar structure supports oxygen uptake and carbon dioxide removal without requiring an active transport mechanism.
Pulmonary surfactant reduces surface tension within the alveoli and helps keep these air spaces open. This function is important because the alveoli must remain available for contact between inhaled air and nearby capillaries. Studying surfactant therefore connects the physical properties of the alveolar surface with the tissue’s ability to support ongoing respiratory gas exchange.
The alveolar-capillary arrangement places air spaces and blood vessels close enough for gases to diffuse across their shared barrier. That organization provides a structural basis for respiratory physiology. It also gives researchers a framework for examining disorders such as pulmonary edema, fibrosis, and emphysema in relation to the function of the gas-exchanging region.
Alveolar lung tissue is relevant to lung imaging because it is the specialized region responsible for pulmonary gas exchange and has a close relationship with the pulmonary capillary network. Understanding this tissue gives imaging research an anatomical and physiological context, helping connect visual assessments of the lungs with the function of their gas-exchanging regions.
Research on alveolar lung tissue can support drug research by focusing attention on the region where respiratory gas exchange occurs and where disorders can impair lung function. Examining this specialized tissue helps relate potential treatments to conditions including emphysema, pulmonary edema, and fibrosis, while keeping the investigation connected to the biology of the lung.
Alveolar lung tissue provides an important biological reference for tissue-engineering strategies because its organization combines thin air spaces, close capillary relationships, and surfactant-associated surface properties. Understanding these features can guide research aimed at representing the functional characteristics of the gas-exchanging lung region, although the overview does not specify particular engineering materials or procedures.