Lung Cell Exposure
Lung Cell Exposure - Related Videos
07:05
In vitro Cannabis Exposures of Lung Epithelial Cells at the Air-Liquid Interface
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Cited by 1 •
2025
We establish a standardized in vitro model for studying cannabis vapor exposure at the air-liquid interface. This model provides a systematic approach to examine the impacts of vaporized cannabis, addressing the growing interest in cannabis vaporizers as an alternative to smoking.
07:47
Isolation of Lung Retinoid-Containing Cells by Cell Sorting
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Cited by 1 •
2025
The protocol described below is a simple and effective way to isolate retinoid-containing cells from highly heterogeneous lung cell populations by making use of specific retinoid autofluorescence and by employing fluorescence-activated cell sorting.
05:23
Tracking Tumor Cell Dissemination from Lung Metastases Using Photoconversion
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2023
We present a method for studying tumor cell redissemination from lung metastases involving a surgical protocol for the selective photoconversion of lung metastases, followed by the identification of redisseminated tumor cells in tertiary organs.
09:47
Isolation of CD146+ Resident Lung Mesenchymal Stromal Cells from Rat Lungs
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Cited by 3 •
2016
This protocol describes an isolation technique for obtaining primary lung resident mesenchymal stromal cells from rats, through the use of enzymatic digestion, density gradient separation, plastic adherence and CD146+ magnetic bead selection.
09:35
An Experimental System to Study Mechanotransduction in Fetal Lung Cells
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Cited by 7 •
2012
Mechanical forces play a key role in lung development and lung injury. Here, we describe a method to isolate rodent fetal lung type II epithelial cells and fibroblasts and to expose them to mechanical stimulation using an in vitro system.
FAQs
The applied concentration and measured exposure duration are central experimental variables because lung cells may respond differently as either condition changes. Keeping these factors defined allows researchers to distinguish responses associated with the airborne substance itself from those associated with the intensity or timing of exposure. This supports more meaningful comparisons among environmental contaminants.
Researchers may assess barrier disruption, oxidative stress, inflammatory signaling, and changes in cell viability. Together, these endpoints provide different perspectives on cellular injury: barrier measurements address structural integrity, oxidative and inflammatory signals indicate biological stress, and viability reflects whether cells remain healthy. Examining multiple responses can produce a broader picture of an agent’s effects.
Airway and alveolar cells offer distinct laboratory model contexts for examining how lung tissue responds to an airborne substance. Selecting one or the other can help align the experiment with the respiratory region under investigation. This model choice contributes to efforts to develop more predictive representations of human lung responses to environmental exposures.
A typical workflow begins by selecting airway or alveolar cells and applying a defined particle, gas, or chemical compound. Researchers then control and record the exposure concentration and duration before measuring cellular outcomes. Tests may focus on barrier disruption, oxidative stress, inflammatory signaling, or viability, creating a structured basis for comparing responses.
The approach is useful when researchers need to evaluate toxicity across different airborne substances under defined laboratory conditions. Applying comparable exposure designs and examining cellular responses can reveal differences in how contaminants affect lung cells. Those comparisons support environmental health investigations and help connect specific contaminants with potential respiratory cellular injury.
Findings from these studies can connect environmental contaminants with measurable cellular injury and help evaluate possible protective interventions. By identifying responses such as inflammatory signaling, oxidative stress, barrier disruption, or reduced viability, researchers obtain evidence relevant to inhalation hazards. The results also contribute to improving risk assessment and refining predictive models of human lung responses.