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Innate immunity [PDF]

open access: yesJournal of Allergy and Clinical Immunology, 2010
Recent years have witnessed an explosion of interest in the innate immune system. Questions about how the innate immune system senses infection and empowers a protective immune response are being answered at the molecular level. These basic science discoveries are being translated into a more complete understanding of the central role innate immunity ...
Stuart E, Turvey, David H, Broide
  +10 more sources

Gasdermin D promotes hyperinflammation and immunopathology during severe influenza A virus infection

open access: yesCell Death and Disease, 2023
Excessive inflammation and tissue damage during severe influenza A virus (IAV) infection can lead to the development of fatal pulmonary disease. Pyroptosis is a lytic and pro-inflammatory form of cell death executed by the pore-forming protein gasdermin ...
Sarah Rosli   +7 more
doaj   +1 more source

Nanobodies dismantle post‐pyroptotic ASC specks and counteract inflammation in vivo

open access: yesEMBO Molecular Medicine, 2022
Inflammasomes sense intracellular clues of infection, damage, or metabolic imbalances. Activated inflammasome sensors polymerize the adaptor ASC into micron‐sized “specks” to maximize caspase‐1 activation and the maturation of IL‐1 cytokines.
Damien Bertheloot   +16 more
doaj   +1 more source

Aggregated Hendra virus C-protein activates the NLRP3 inflammasome to induce inflammation

open access: yesJournal of Inflammation, 2023
Background Hendra virus is an emerging virus with a geographically broad host reservoir. In humans, Hendra virus causes excessive inflammatory disease of the lung and nervous system. Our current understanding as to how Hendra virus or what factors induce
Kristian Barry   +4 more
doaj   +1 more source

Human rhinovirus promotes STING trafficking to replication organelles to promote viral replication

open access: yesNature Communications, 2022
Evidence exists that the typically antiviral signaling mediator STING is, counterintuitively, needed for optimal human rhinovirus infection. Here the authors confirm this finding and show how human rhinovirus can reduce stored Ca2+ levels to drive this ...
Martha Triantafilou   +11 more
doaj   +1 more source

Inflammasome‐induced extracellular vesicles harbour distinct RNA signatures and alter bystander macrophage responses

open access: yesJournal of Extracellular Vesicles, 2021
Infectious organisms and damage of cells can activate inflammasomes, which mediate tissue inflammation and adaptive immunity. These mechanisms evolved to curb the spread of microbes and to induce repair of the damaged tissue.
Christina F. Budden   +5 more
doaj   +1 more source

NOD1 mediates interleukin-18 processing in epithelial cells responding to Helicobacter pylori infection in mice

open access: yesNature Communications, 2023
The interleukin-1 family members, IL-1β and IL-18, are processed into their biologically active forms by multi-protein complexes, known as inflammasomes. Although the inflammasome pathways that mediate IL-1β processing in myeloid cells have been defined,
L. S. Tran   +26 more
doaj   +1 more source

Verloren negatively regulates the expression of IMD pathway dependent antimicrobial peptides in Drosophila

open access: yesScientific Reports, 2021
Drosophila immune deficiency (IMD) pathway is similar to the human tumor necrosis factor receptor (TNFR) signaling pathway and is preferentially activated by Gram-negative bacterial infection.
Pragya Prakash   +2 more
doaj   +1 more source

A functional DC cross talk promotes human ILC homeostasis in humanized mice

open access: yesBlood Advances, 2017
: Humanized mice harboring human hematopoietic systems offer a valuable small-animal model to assess human immune responses to infection, inflammation, and cancer.
Silvia Lopez-Lastra   +8 more
doaj   +1 more source

ATP-binding and hydrolysis of human NLRP3

open access: yesCommunications Biology, 2022
Analysis of the inflammasome-forming protein NLRP3 provides insights into the function of conserved residues in the ATP-binding site of NLRP3 and the correlation of ATP hydrolysis with inflammasome activation.
Rebecca Brinkschulte   +10 more
doaj   +1 more source

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