Mouse Brain Infection
Mouse Brain Infection - Related Videos
04:02
Detection of Target Gene Expression in a Bacteria-Infected Mouse Brain
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2026
Source: Zhang, S., et al. Intracranial Subarachnoidal Route of Infection for Investigating Roles of Streptococcus suis Biofilms in Meningitis in a Mouse Infection Model. J. Vis. Exp. (2018).This video demonstrates the detection of target gene expression in a bacteria-infected mouse brain. RNA is extracted, treated with a DNA-degrading enzyme, and reverse-transcribed into cDNA. The cDNA is amplified through thermal cycling with gene-specific primers, while a DNA-binding dye binds to the...
02:18
Assessing Bacterial Colonization in a Mouse Brain following Listeria monocytogenes Infection
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2025
This video demonstrates the quantification of the infective bacterial load from the perfused mouse brain infected with Listeria monocytogenes.
06:41
Three-Dimensional Visualization of a Rabies Virus Infection in Mouse Brain Tissue
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2025
Source: Zaeck, L., et al. High-Resolution 3D Imaging of Rabies Virus Infection in Solvent-Cleared Brain Tissue. J. Vis. Exp. (2019). This video demonstrates the process of preparing and imaging mouse brain tissue infected with the rabies virus (RABV) to evaluate infection progression. It outlines key steps, including tissue staining with fluorescent markers, dehydration, clearing, and mounting for confocal laser scanning microscopy, culminating in the generation of a three-dimensional...
01:28
Detection of Viral Proteins in Rabies Virus-Infected Mouse Brain Tissue
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2025
The virus infects pyramidal neurons in the cerebral cortex, and expressed viral proteins localize within intracytoplasmic granular structures known as inclusion bodies.
10:44
Influenza A Virus Studies in a Mouse Model of Infection
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Cited by 38 •
2017
Influenza A viruses (IAVs) are important human respiratory pathogens. To understand the pathogenicity of IAVs and to perform preclinical testing of novel vaccine approaches, animal models mimicking human physiology are required. Here, we describe techniques to evaluate IAV pathogenesis, humoral responses and vaccine efficacy using a mouse model of infection.
FAQs
The blood-brain barrier is a key interface governing how pathogens and immune-related signals interact with neural tissue. Infection studies examine whether microorganisms reach the brain through the bloodstream and how barrier interactions relate to subsequent inflammation or injury. This focus helps connect pathogen access with changes in glial cells, neurons, and infiltrating immune cells.
Mouse brain infection models can compare entry through the bloodstream, peripheral nerves, or direct exposure. These routes provide different experimental contexts for examining pathogen distribution and the sequence of neurological effects. Tracking those differences helps researchers determine how access to the central nervous system relates to immune activation, disease progression, and tissue damage.
These cell populations represent different components of the neural response. Pathogens interact with glial cells and neurons within neural tissue, while immune cells can enter the affected region and contribute to the response. Studying their combined behavior helps explain how infection produces neuroinflammation and how inflammatory activity may be associated with neurological tissue injury.
Researchers can follow pathogen distribution, immune responses, neurological changes, and disease progression under controlled experimental conditions. Examining these outcomes together provides a broader picture than measuring pathogen presence alone. The resulting patterns can show where infection occurs, how the host responds, and whether neurological effects or tissue injury change over time.
These models support evaluation of both antimicrobial treatments, which target pathogenic microorganisms, and anti-inflammatory treatments, which target damaging host responses. Researchers can compare treatment-associated changes in pathogen distribution, immune activity, neurological effects, or disease progression. This approach helps distinguish effects on infection itself from effects on inflammation and related neural injury.
Early disease measurements do not fully describe the biological consequences of central nervous system infection. Studies can also examine factors associated with recovery or persistent neurological damage after the initial response. Including these outcomes helps researchers relate infection and neuroinflammation to later nervous-system effects, providing context for disease severity and treatment evaluation in biology.