Results 1 to 10 of about 33,934 (266)

Erythropoietin Promotes Infection Resolution and Lowers Antibiotic Requirements in E. coli- and S. aureus-Initiated Infections

open access: yesFrontiers in Immunology, 2021
Endogenous mechanisms underlying bacterial infection resolution are essential for the development of novel therapies for the treatment of inflammation caused by infection without unwanted side effects.
Feihong Liang   +10 more
doaj   +1 more source

Breaching the Bacterial Envelope: The Pivotal Role of Perforin-2 (MPEG1) Within Phagocytes

open access: yesFrontiers in Immunology, 2021
The membrane attack complex (MAC) of the complement system and Perforin-1 are well characterized innate immune effectors. MAC is composed of C9 and other complement proteins that target the envelope of gram-negative bacteria.
Leidy C. Merselis   +2 more
doaj   +1 more source

The Delivery of Extracellular “Danger” Signals to Cytosolic Sensors in Phagocytes

open access: yesFrontiers in Immunology, 2022
Phagocytes, such as macrophages and dendritic cells, possess the ability to ingest large quantities of exogenous material into membrane-bound endocytic organelles such as macropinosomes and phagosomes.
Gerone A. Gonzales   +2 more
doaj   +1 more source

Rickettsia parkeri hijacks tick hemocytes to manipulate cellular and humoral transcriptional responses

open access: yesFrontiers in Immunology, 2023
IntroductionBlood-feeding arthropods rely on robust cellular and humoral immunity to control pathogen invasion and replication. Tick hemocytes produce factors that can facilitate or suppress microbial infection and pathogenesis. Despite the importance of
Abdulsalam Adegoke   +4 more
doaj   +1 more source

Physiological Roles of Apoptotic Cell Clearance: Beyond Immune Functions

open access: yesLife, 2021
The clearance of apoptotic cells is known to be a critical step in maintaining tissue and organism homeostasis. This process is rapidly/promptly mediated by recruited or resident phagocytes. Phagocytes that engulf apoptotic cells have been closely linked
Minjoo Han   +7 more
doaj   +1 more source

How Phagocytes Acquired the Capability of Hunting and Removing Pathogens From a Human Body: Lessons Learned From Chemotaxis and Phagocytosis of Dictyostelium discoideum (Review)

open access: yesFrontiers in Cell and Developmental Biology, 2021
How phagocytes find invading microorganisms and eliminate pathogenic ones from human bodies is a fundamental question in the study of infectious diseases.
Xuehua Xu, Miao Pan, Tian Jin
doaj   +1 more source

AIM/CD5L attenuates DAMPs in the injured brain and thereby ameliorates ischemic stroke

open access: yesCell Reports, 2021
Summary: The sterile inflammation caused by damage-associated molecular patterns (DAMPs) worsens the prognosis following primary injury such as ischemic stroke. However, there are no effective treatments to regulate DAMPs.
Natsumi Maehara   +8 more
doaj   +1 more source

Better Together: Current Insights Into Phagosome-Lysosome Fusion

open access: yesFrontiers in Immunology, 2021
Following phagocytosis, the nascent phagosome undergoes maturation to become a phagolysosome with an acidic, hydrolytic, and often oxidative lumen that can efficiently kill and digest engulfed microbes, cells, and debris.
Jenny A. Nguyen   +3 more
doaj   +1 more source

Phosphoprotein phosphatase activity positively regulates oligomeric pyrin to trigger inflammasome assembly in phagocytes

open access: yesmBio, 2023
Pyrin is a pattern-recognition receptor in phagocytes that triggers caspase-1 inflammasome assembly in response to bacterial toxins and effectors that inactivate RhoA.
Haleema S. Malik   +6 more
doaj   +1 more source

Elevated Mitochondrial Reactive Oxygen Species and Cellular Redox Imbalance in Human NADPH-Oxidase-Deficient Phagocytes

open access: yesFrontiers in Immunology, 2017
Chronic granulomatous disease (CGD) is caused by mutations in genes that encode the NADPH-oxidase and result in a failure of phagocytic cells to produce reactive oxygen species (ROS) via this enzyme system.
Martina Sundqvist   +10 more
doaj   +1 more source

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