Oxidative Damage Assessment

Oxidative damage assessment is the measurement of molecular injury caused by reactive oxygen species, which can disrupt cellular structure and function. These reactive molecules oxidize lipids, proteins, and nucleic acids, so researchers evaluate damage through biochemical markers, changes in antioxidant capacity, or detection of oxidation products. In developmental biology, such assessments help determine how redox imbalance influences cell proliferation, differentiation, migration, and tissue formation. Comparing oxidative damage across developmental stages or experimental conditions can reveal cellular stress mechanisms, identify factors that impair embryonic or organ development, and clarify how antioxidant defenses support normal growth.

Oxidative Damage Assessment - Related Videos

Research

JoVE Journal - Developmental Biology

Assessment of Oxidative Damage in the Primary Mouse Ocular Surface Cells/Stem Cells in Response to Ultraviolet-C (UV-C) Damage

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Cited by 12 •

2020

This protocol demonstrates the simultaneous detection of reactive oxygen species (ROS), live cells, and dead cells in live primary cultures from mouse ocular surface cells. 2',7'-Dichlorofluoresceindiacetate, propidium iodide, and Hoechst staining are used to assess the ROS, dead cells, and live cells, respectively, followed by imaging and analysis.

Hematoxylin and Eosin Staining to Assess Colon Damage in DSS-Induced Colitis

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2025

This video demonstrates the hematoxylin and eosin (H&E) staining method to evaluate colon damage in a murine model of DSS-induced colitis — an inflammatory bowel disease. Upon isolating the colon from a DSS-treated mouse and obtaining sections of the tissue, H&E staining of the sections helps identify the inflammation-mediated tissue damage.

Respirometric Oxidative Phosphorylation Assessment in Saponin-permeabilized Cardiac Fibers

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Cited by 32 •

2011

Saponin-permeabilized fiber preparation in conjunction with respirometric oxidative phosphorylation analysis provides integrative assessment of mitochondrial function. Mitochondrial respiration in physiological and pathological states can reflect various regulatory influences including mitochondrial interactions, morphology and biochemistry.

Induction and Assessment of Exertional Skeletal Muscle Damage in Humans

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Cited by 8 •

2016

This article describes a safe and reliable method to induce and quantify exertional skeletal muscle damage in human subjects.

Research

JoVE Journal - Biology
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A High-Throughput Comet Assay Approach for Assessing Cellular DNA Damage

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Cited by 14 •

2022

The comet assay is a popular means of detecting DNA damage. This study describes an approach to running slides in representative variants of the comet assay. This approach significantly increased the number of samples while decreasing assay run-time, the number of slide manipulations, and the risk of damage to gels.

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