Brain Inflammation
Brain Inflammation - Related Videos
01:38
Inflammation
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2019
Overview In response to tissue injury and infection, mast cells initiate inflammation. Mast cells release chemicals that increase the permeability of adjacent blood capillaries and attract additional immune cells to the wound or site of infection. Neutrophils are phagocytic leukocytes that exit the bloodstream and engulf invading microbes. Blood clotting platelets seal the wound and fibers create a scaffold for wound healing. Macrophages engulf aging neutrophils to end the acute inflammatory...
08:05
Bioluminescence and Near-infrared Imaging of Optic Neuritis and Brain Inflammation in the EAE Model of Multiple Sclerosis in Mice
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Cited by 4 •
2017
We show a technique for in vivo live bioluminescence and near-infrared imaging of optic neuritis and encephalitis in the experimental autoimmune encephalomyelitis (EAE) model for multiple sclerosis in SJL/J mice.
07:10
In vivo Imaging Method to Distinguish Acute and Chronic Inflammation
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Cited by 25 •
2013
We describe a non-invasive imaging method for distinguishing inflammatory stages. Systemic delivery of luminol reveals areas of acute inflammation dependent upon MPO activity in neutrophils. In contrast, injection of lucigenin allows for visualization of chronic inflammation dependent upon Phox activity in macrophages.
08:02
Th17 Inflammation Model of Oropharyngeal Candidiasis in Immunodeficient Mice
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Cited by 11 •
2015
Although Candida infection models are available to study host immune resistance, a model to study T cell mediated immunopathology in the context of Candida infection is absent. Here we describe a method to establish Th17 immunopathology associated with oral Candida infection in immunodeficient mice.
07:36
A Ferret Model of Inflammation-sensitized Late Preterm Hypoxic-ischemic Brain Injury
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Cited by 15 •
2019
The method describes inflammation-sensitized hypoxic-ischemic and hyperoxic brain injury in the P17 ferret to model the complex interaction between prolonged inflammation and oxidative brain injury experienced in a number of late preterm infants.
FAQs
Microglia and astrocytes respond to infection, injury, toxins, or other disturbances by releasing cytokines and additional signaling molecules. These signals can alter neural function and influence how inflammation develops within the central nervous system. Examining both cell types helps researchers determine whether glial activity is supporting a protective response or contributing to disease progression.
Changes in the blood-brain barrier help regulate which immune cells and substances can move into brain tissue. This makes barrier behavior an important part of interpreting inflammatory responses, because altered permeability can influence the local environment and the extent of immune activity. Researchers therefore consider barrier changes alongside glial responses and inflammatory signaling.
The consequences of inflammation depend on its context and persistence. Immune and glial responses may help the nervous system react to infection or injury, yet prolonged activity can influence neural function and contribute to disease progression. Comparing inflammatory markers, signaling molecules, and glial responses helps distinguish a potentially protective response from damaging chronic inflammation.
Researchers can assess inflammatory markers together with responses from microglia and astrocytes. These measurements provide complementary information about signaling activity and the behavior of important glial cell populations. Evaluating them in combination supports interpretation of how inflammation relates to neural changes, disease mechanisms, or progression rather than relying on a single indicator.
Investigating brain inflammation is particularly relevant to neurodegeneration, brain injury, and multiple sclerosis. In these settings, inflammatory signaling, glial responses, and blood-brain barrier changes may help explain how disease processes develop or progress. The resulting information can guide research questions about mechanisms and help identify measurable features for comparing different inflammatory states.
Inflammatory markers and glial responses can provide evidence for evaluating how disease-associated inflammation changes during research. They may also help researchers distinguish broad immune activity from patterns associated with damaging chronic responses. This makes neuroinflammatory measurements useful in therapeutic development, where understanding disease progression and the effects of interventions requires biologically informative outcomes.