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Assessing Caspase-1 Activation
International audienceThe caspase-1 enzymatic activity plays a major role in the innate immune response as it regulates the maturation of two major proinflammatory cytokines, the interleukin-1beta (IL-1beta) and IL-18.
Virginie Petrilli +3 more
core +3 more sources
Quantifying caspase-1 activity in murine macrophages
The caspase-1 protease is a core component of multiprotein inflammasome complexes, which play a critical role in regulating the secretion of mature, bioactive pro-inflammatory cytokines interleukin (IL)-1 beta and IL-18.
Ross, Connie +7 more
core +5 more sources
Summary: Zoonotic pathogens, such as COVID-19, reside in animal hosts before jumping species to infect humans. The Carnivora, like mink, carry many zoonoses, yet how diversity in host immune genes across species affect pathogen carriage is poorly ...
Zsofi Digby +13 more
doaj +1 more source
Increased expression of caspase 1 during active phase of connective tissue disease [PDF]
Key factors of pyroptosis play an important role in the inflammatory response to connective tissue disease (CTD). However, information on active and stable stages of CTD is scarce.
Rentian Cai +4 more
doaj +2 more sources
Pyroptosis- What We Know and the Road Ahead! [PDF]
Pyroptosis, a type of cell death, initiated by proinflammatory signals, is classically associated with inflammation. It was thought to occur mainly in macrophages and leukocytes during inflammatory conditions and involves the activation of caspase 1 ...
Anitha Krishnan Pandarathodiyil +3 more
doaj +1 more source
Autophagy May Allow a Cell to Forbear Pyroptosis When Confronted With Cytosol-Invasive Bacteria
Inflammatory caspases detect cytosol-invasive Gram-negative bacteria by monitoring for the presence of LPS in the cytosol. This should provide defense against the cytosol-invasive Burkholderia and Shigella species by lysing the infected cell via ...
Carissa K. Harvest +6 more
doaj +1 more source
An Allosteric Circuit in Caspase-1 [PDF]
Structural studies of caspase-1 reveal that the dimeric thiol protease can exist in two states: in an on-state, when the active site is occupied, or in an off-state, when the active site is empty or when the enzyme is bound by a synthetic allosteric ligand at the dimer interface approximately 15 A from the active site.
Debajyoti, Datta +3 more
openaire +2 more sources
Mechanisms underlying the negative effects of obesity on the brain are still unknown. Obesity is associated with oxidative stress in the brain and neuroinflammation that promotes neurodegenerative diseases.
Erick Gómez‐Apo +4 more
doaj +1 more source
Pyroptosis: A Common Feature of Immune Cells of Haemodialysis Patients
NLRP-3 inflammasome activation can result in interleukin-1β (IL-1β) release and inflammatory cell death (pyroptosis). Caspase-1 is able to trigger both processes.
Christof Ulrich +10 more
doaj +1 more source
Caspase-1: The inflammasome and beyond [PDF]
Caspase-1 plays a fundamental role in innate immunity and in several important inflammatory diseases as the protease activates the pro-inflammatory cytokines proIL-1β and proIL-18. Caspase-1 itself is activated in different inflammasome complexes, which assemble in response to a variety of exogenous and endogenous stressors.
Sollberger, Gabriel +4 more
openaire +4 more sources

