Results 11 to 20 of about 26,236 (223)

Anaphylatoxin C3a receptors in asthma [PDF]

open access: yesRespiratory Research, 2005
The complement system forms the central core of innate immunity but also mediates a variety of inflammatory responses. Anaphylatoxin C3a, which is generated as a byproduct of complement activation, has long been known to activate mast cells, basophils ...
Panettieri Reynold A, Ali Hydar
doaj   +3 more sources

Influence of Lithium Carbonate on C3A Hydration [PDF]

open access: yesAdvances in Materials Science and Engineering, 2018
Lithium salts, known to ameliorate the effects of alkali-silica reaction, can make significant effects on cement setting. However, the mechanism of effects on cement hydration, especially the hydration of C3A which is critical for initial setting time of
Weiwei Han   +5 more
doaj   +2 more sources

C3a Enhances the Formation of Intestinal Organoids through C3aR1

open access: yesFrontiers in Immunology, 2017
C3a is important in the regulation of the immune response as well as in the development of organ inflammation and injury. Furthermore, C3a contributes to liver regeneration but its role in intestinal stem cell function has not been studied.
Naoya Matsumoto   +7 more
doaj   +2 more sources

Dextran sulfate activates contact system and mediates arterial hypotension via B2 kinin receptors [PDF]

open access: yes, 1994
To define some of the mechanisms underlying dextran sulfate (DXS)-induced hypotension, we investigated the effects of either the plasma kallikrein inhibitor des-Pro2-[Arg15] aprotinin (BAY x 4620) or the specific bradykinin B2-receptor antagonist Hoe-140
Cheronis, J. C.   +16 more
core   +2 more sources

Antifungal activity of C3a and C3a-derived peptides against Candida [PDF]

open access: yes, 2007
Antimicrobial peptides are generated during activation of the complement system [Nordahl et al. Proc. Natl. Acad. Sci. U. S. A. 2004, 101:16879-16884].
Ringstad, Lovisa,   +11 more
core   +1 more source

Epidemiology and control of strawberry powdery mildew: a review

open access: yesPhytopathologia Mediterranea, 2023
Strawberry powdery mildew, caused by Podosphaera aphanis, is an economically important disease for strawberry production. Typical symptoms are white mycelium on all aerial parts of affected plants, with young host tissues being the most susceptible.
Anna ALDRIGHETTI, Ilaria PERTOT
doaj   +1 more source

Complement C3a activates astrocytes to promote medulloblastoma progression through TNF-α

open access: yesJournal of Neuroinflammation, 2022
Background Medulloblastoma (MB) is the most common malignant brain tumor in children. Approximately one-third of MB patients remain incurable. Understanding the molecular mechanism of MB tumorigenesis is, therefore, critical for developing specific and ...
Biao Gong   +9 more
doaj   +1 more source

Shiga Toxin 2 Triggers C3a-Dependent Glomerular and Tubular Injury through Mitochondrial Dysfunction in Hemolytic Uremic Syndrome

open access: yesCells, 2022
Shiga toxin (Stx)-producing Escherichia coli is the predominant offending agent of post-diarrheal hemolytic uremic syndrome (HUS), a rare disorder of microvascular thrombosis and acute kidney injury possibly leading to long-term renal sequelae.
Simona Buelli   +12 more
doaj   +1 more source

Modulation of human lymphocyte function by C3a and C3a(70-77). [PDF]

open access: yes, 1982
Human C3a and the synthetic octapeptide C3a (70-77), which retains the activities of an anaphylatoxin, inhibit in a concentration-dependent manner the generation of leukocyte inhibitory factor (LIF) activity by human mononuclear leukocytes and T ...
E J Goetzl   +5 more
core   +1 more source

C3a/C3 immunoblot developed with 3F7E2 mAb.

open access: yes, 2021
Twenty times (20x) concentrated urine from a patient with high C3a/C3 level in urine ELISA (lane 1); ten times (10x) concentrated urine from a patient with medium range C3a/C3 level in urine ELISA (lane 2); three times (3x) concentrated urine from ...
Sebastian Kapps (9979115)   +7 more
core   +1 more source

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