Results 41 to 50 of about 729,206 (315)

Complement Component C1q and Anti‐C1q Antibodies in Theory and in Clinical Practice [PDF]

open access: yesScandinavian Journal of Immunology, 2008
AbstractThe complement system is a major part of the innate immunity. The first component of the classical pathway of complement activation, C1q, plays a crucial role in the clearance of immune complexes and apoptotic bodies from the organism. Autoantibodies against C1q (anti‐C1q) have been found in a number of autoimmune and infectious diseases.
P. Kralikova, E. Potlukova
openaire   +3 more sources

The role of complement component C1q in angiogenesis

open access: yesExploration of Immunology, 2023
The complement component C1q plays a role as a pro-angiogenic factor in different contexts, acting in a complement-independent way. For example, this molecule is able to foster the remodeling of the spiral arteries for a physiological pregnancy and to promote the wound healing process.
Mariagiulia Spazzapan   +3 more
openaire   +2 more sources

AIF1+CSF1R+ MSCs, induced by TNF‐α, act to generate an inflammatory microenvironment and promote hepatocarcinogenesis

open access: yesHepatology, EarlyView., 2022
Mesenchymal stem cells subset, educated by TNF‐α, are involved to generate inflammatory microenvironment and promote hepatocarcinogenesis Abstract Background and Aims Increasing evidence suggests that mesenchymal stem cells (MSCs) home to injured local tissues and the tumor microenvironment in the liver.
Chen Zong   +9 more
wiley   +1 more source

Cerebral complement C1q activation in chronic Toxoplasma infection [PDF]

open access: yesBrain, Behavior, and Immunity, 2016
Exposure to the neurotropic parasite, Toxoplasma gondii, causes significant brain and behavioral anomalies in humans and other mammals. Understanding the cellular mechanisms of T. gondii-generated brain pathologies would aid the advancement of novel strategies to reduce disease.
Jianchun Xiao   +10 more
semanticscholar   +4 more sources

Microglia mediate neurocognitive deficits by eliminating C1q-tagged synapses in sepsis-associated encephalopathy [PDF]

open access: yes, 2023
Sepsis-associated encephalopathy (SAE) is a severe and frequent complication of sepsis causing delirium, coma, and long-term cognitive dysfunction. We identified microglia and C1q complement activation in hippocampal autopsy tissue of patients with ...
Andreas, Nico   +23 more
core   +1 more source

The peritumoral brain zone in glioblastoma: where we are and where we are going

open access: yesJournal of Neuroscience Research, Volume 101, Issue 2, Page 199-216, February 2023., 2023
Abstract Glioblastoma (GBM) is the most aggressive and invasive primary brain tumor. Current therapies are not curative, and patients' outcomes remain poor with an overall survival of 20.9 months after surgery. The typical growing pattern of GBM develops by infiltrating the surrounding apparent normal brain tissue within which the recurrence is ...
Martina Giambra   +8 more
wiley   +1 more source

Complement in Renal Disease as a Potential Contributor to Arterial Hypertension

open access: yesKidney & Blood Pressure Research, 2021
Objective: Complement deposition is prevalent in kidney biopsies of patients with arterial hypertension and hypertensive nephropathy, but an association of hypertension and complement deposition or involvement of complement in the pathogenesis of ...
Lisa-Maren Fischer   +6 more
doaj   +1 more source

C1q A08 Is a Half-Cryptic Epitope of Anti-C1q A08 Antibodies in Lupus Nephritis and Important for the Activation of Complement Classical Pathway

open access: yesFrontiers in Immunology, 2020
To investigate the fine epitope(s) of anti-C1q A08 antibodies and their roles in complement activation in lupus nephritis, C1q A08 and related peptides with various amino acid sequences around A08 were synthesized.
Wen-Jun Wu   +23 more
doaj   +1 more source

TGF-β Signaling Regulates Neuronal C1q Expression and Developmental Synaptic Refinement [PDF]

open access: yes, 2014
Immune molecules, including complement proteins C1q and C3, have emerged as critical mediators of synaptic refinement and plasticity. Complement localizes to synapses and refines the developing visual system via C3-dependent microglial phagocytosis of ...
Bialas, Allison R., Stevens, Beth
core   +1 more source

Different Complement Activation Pathways Underly Cognitive Impairment and Type 2 Diabetes Mellitus Combined With Cognitive Impairment

open access: yesFrontiers in Aging Neuroscience, 2022
BackgroundThe immune response and the complement system are associated with cognitive impairment and diabetes mellitus, respectively. Activation of the complement system in these diseases occurs mainly through either the classical pathway or the ...
Zhenxing Li   +7 more
doaj   +1 more source

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