Inflammation Regulation
Inflammation Regulation - 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...
11:44
A Primary Human Trophoblast Model to Study the Effect of Inflammation Associated with Maternal Obesity on Regulation of Autophagy in the Placenta
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Cited by 11 •
2017
Presented here is a protocol for sampling of human placental villous tissue followed by isolation of cytotrophoblasts for primary cell culture. Treatment of trophoblasts with TNFα recapitulates inflammation in the obese intrauterine environment and facilitates the discovery of molecular targets regulated by inflammation in placentas with maternal obesity.
01:46
Epigenetic Regulation
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2019
Epigenetic mechanisms play an essential role in healthy development. Conversely, precisely regulated epigenetic mechanisms are disrupted in diseases like cancer. In most mammals, females have two X chromosomes (XX) while males have an X and a Y chromosome (XY). The X chromosome contains significantly more genes than the Y chromosome. Therefore, to prevent an excess of X chromosome-linked gene expression in females, one of the two X chromosomes is randomly silenced during early development.
02:14
GTPases and their Regulation
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2020
Guanine nucleotide-binding proteins (G-proteins), also known as GTPases, are a superfamily of proteins that regulate many cellular processes, such as cell signaling, vesicular transport, and the regulation of cell shape and motility. Mutation or dysfunction of these proteins can lead to disease. There are around 40,000 known G-proteins that can broadly be classified into two groups ‒ small G-proteins consisting of a single domain and large multi-domain G-proteins. Large G-proteins, also known...
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.
FAQs
These stages form a controlled sequence rather than isolated events. Signaling pathways help initiate an immune response, while coordinated activity contains the threat and limits its spread. Subsequent resolution mechanisms and tissue-repair responses help restore affected tissue. Disruption at any stage can leave inflammation insufficiently controlled, increasing the risk of continuing tissue damage.
Immune cells coordinate the cellular response, while cytokines act as signaling molecules that influence communication among participating cells. Lipid mediators provide additional regulatory signals within the inflammatory network. Their effects depend on how these components interact with signaling pathways, allowing the response to be adjusted rather than controlled by one molecule or cell type alone.
Inflammation protects tissues during infection or injury, so eliminating the response entirely could undermine essential host defense. At the same time, excessive or poorly controlled activity can produce collateral tissue damage. Effective regulation therefore requires balancing protection with restraint. This balance explains the medical interest in approaches that reduce harmful inflammation without broadly removing immune function.
Understanding the interactions that control inflammatory responses helps researchers identify regulatory mechanisms suitable for therapeutic targeting. The goal is not simply to suppress every inflammatory signal, but to reduce harmful activity while preserving essential defense. This approach can improve treatment precision and may reduce adverse effects compared with less selective control of inflammation.
The overview identifies autoimmune disease, metabolic disorders, and cardiovascular disease as conditions associated with persistent or poorly controlled inflammation. These links illustrate why regulation matters beyond short-term responses to infection or injury. In medicine, studying the underlying control mechanisms can clarify how continuing inflammatory activity contributes to disease and where targeted intervention may be useful.
Targeted therapies are being developed to control harmful inflammatory activity with greater precision. Their intended advantages include limiting collateral tissue effects, preserving essential host defense, and reducing adverse effects associated with broader suppression. Research in inflammation regulation therefore supports treatment strategies designed to match intervention more closely to the mechanisms contributing to autoimmune, metabolic, or cardiovascular disease.