Infection Localization
Infection Localization - Related Videos
05:19
An Immunofluorescence Technique for Viral Protein Localization in Infected Cells
0 Views •
2025
This video demonstrates a method for monitoring infected cell protein 0, ICP0 trafficking in herpes simplex virus-1 infection. Post-de novo synthesis, ICP0 translocates to the nucleus, later moving to the cytoplasm during infection progression. Immunofluorescence microscopy reveals and analyzes the protein's subcellular localization, offering insights into its trafficking across infection phases.
07:59
Bioluminescence Imaging to Detect Late Stage Infection of African Trypanosomiasis
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Cited by 3 •
2016
This manuscript describes the use of a bioluminescent strain of African trypanosomes to enable the tracking of late stage infection and demonstrates how in vivo live imaging can be used to visualize infections within the central nervous system in real-time.
12:30
Use of Galleria mellonella as a Model Organism to Study Legionella pneumophila Infection
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Cited by 108 •
2013
The larva of the wax moth Galleria mellonella was recently established as an in vivo model to study Legionella pneumophila infection. Here, we demonstrate fundamental techniques to characterize the pathogenesis of Legionella in the larvae, including inoculation, measurement of bacterial virulence and replication as well as extraction and analysis of infected hemocytes.
11:18
Infection of Zebrafish Embryos with Intracellular Bacterial Pathogens
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Cited by 234 •
2012
Transparent zebrafish embryos have proved useful model hosts to visualize and functionally study interactions between innate immune cells and intracellular bacterial pathogens, such as Salmonella typhimurium and Mycobacterium marinum. Micro-injection of bacteria and multi-color fluorescence imaging are essential techniques involved in the application of zebrafish embryo infection models.
12:38
4D Multimodality Imaging of Citrobacter rodentium Infections in Mice
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Cited by 19 •
2013
Multi-modality imaging is a valuable approach for studying bacterial colonization in small animal models. This protocol outlines infection of mice with bioluminescent Citrobacter rodentium and the longitudinal monitoring of bacterial colonization using composite 3D diffuse light imaging tomography with μCT imaging to create a 4D movie of C. rodentium infection.
FAQs
Localization emerges from the interaction between microbial invasion and host defenses. As pathogens move, tissue barriers can constrain or shape their distribution, while immune-cell recruitment and inflammation create changes at affected sites. These interacting processes help explain why an infection may remain confined or become spatially distributed across tissues.
Molecular and physiological signals provide detectable evidence that can be associated with affected locations. Their accumulation helps distinguish sites involved in infection from surrounding areas and supports interpretation of diagnostic observations. Because these signals reflect local biological responses, they can also contribute to understanding tissue involvement and disease progression.
Changes in the distribution of detectable signals, microbial presence, immune-cell recruitment, or inflammation can indicate that the affected area is changing. Comparing localized findings with the distinction between confined and spread infection helps researchers examine disease progression. This spatial perspective connects pathogen movement with host responses and potential tissue damage.
Sampling strategies should account for where microbial presence, host responses, inflammation, or other detectable signals are expected to accumulate. The selected sites must support comparison between affected and less affected regions when that distinction is relevant. Careful localization therefore improves the interpretation of observations and helps relate samples to disease progression.
Mapping infection sites gives diagnostic observations a spatial context. Findings can be interpreted according to whether they indicate a confined process, involvement of particular tissues, or possible spread. This context helps connect molecular or physiological signals with pathogen movement, immune responses, and tissue effects rather than treating each observation as an isolated result.
Infection localization supports studies of disease progression and host-pathogen interactions by showing where microbial activity and host responses occur. It can also guide investigations of tissue damage, immune responses, microbial dissemination, and targeted treatments. In this way, spatial information links biological mechanisms with research decisions about sampling and therapeutic focus.