Results 141 to 150 of about 38,195 (255)

Thrombin-activatable procarboxypeptidase B regulates activated complement C5a in vivo

open access: yesBlood, 2006
Abstract Plasma procarboxypeptidase B (proCPB) is activated by the endothelial thrombin-prothrombomodulin complex. Activated (CPB) functions as a fibrinolysis inhibitor, but it may play a broader role by inactivating inflammatory mediators.
Toshihiko, Nishimura   +6 more
openaire   +3 more sources

Crossing the Blood–Brain Barrier with Molecularly Imprinted Polymeric Nanocarriers: An Emerging Frontier in Brain Disease Therapy

open access: yesAdvanced Science, Volume 13, Issue 7, 3 February 2026.
Molecularly imprinted polymeric nanocarriers (nanoMIPs) offer robust, antibody‐mimetic platforms to overcome the blood‐brain barrier. The article surveys nanoMIP design and ligand‐directed surface engineering that harness receptor‐mediated transcytosis, and highlights therapeutic and diagnostic applications in neurodegeneration, brain tumors and ...
Ranjit De, Shuliang Shi, Kyong‐Tai Kim
wiley   +1 more source

Neutrophils from ANCA-associated vasculitis patients show an increased capacity to activate the complement system via the alternative pathway after ANCA stimulation.

open access: yesPLoS ONE, 2019
Anti-neutrophil cytoplasmic antibody (ANCA)-associated vasculitides (AAV), including granulomatosis with polyangiitis (GPA) and microscopic polyangiitis (MPA), are autoimmune conditions associated with small vessel inflammation.
Sophie Ohlsson   +6 more
doaj   +1 more source

The Complement System in ANCA‐Associated Vasculitis: Mechanistic Insights, Therapeutic Horizons, and Unmet Clinical Needs [PDF]

open access: yesImmun Inflamm Dis
Complement activation, particularly via the alternative pathway, drives inflammation and organ damage in ANCA‐associated vasculitis. This review highlights mechanistic insights, tissue and biomarker evidence, and clinical implications of targeting the C5a–C5aR1 axis.
Sunmboye K, Millan P.
europepmc   +2 more sources

Spatial heterogeneity in microglia‐complement crosstalk: Implications for synaptic pruning in Alzheimer's disease

open access: yesAlzheimer's &Dementia, Volume 22, Issue 2, February 2026.
Abstract Alzheimer's disease (AD) is a neurodegenerative disorder characterized by synaptic loss, as a key pathological feature in its early stages. Recent studies have highlighted the central role of microglia–complement interactions in synaptic pruning.
Qiuyan Ye   +10 more
wiley   +1 more source

Targeting complement C5a to improve radiotherapy sensitivity in non-small cell lung cancer. [PDF]

open access: yesTransl Lung Cancer Res, 2023
Yuan M   +18 more
europepmc   +1 more source

Beyond bacterial defences: the role of lysozyme in cancer

open access: yesClinical and Translational Medicine, Volume 16, Issue 2, February 2026.
Lysozyme (LYZ) is a multi‐functional secreted factor that encompasses both antibacterial and immunomodulatory functions. Emerging evidence highlights its complex role in tumour progression by directly influencing tumour cells and modulating the immune microenvironment.
Lei Wang   +4 more
wiley   +1 more source

Meningococcal Serogroup Y Meningitis Reveals Inborn Factor B Deficiency

open access: yesEuropean Journal of Immunology, Volume 56, Issue 2, February 2026.
We report a novel case of complete complement Factor B deficiency revealed by invasive meningococcal disease. Using combined functional and genetic analyses, we demonstrate that loss of Factor B abolishes alternative pathway activity despite detectable protein levels. These findings provide a mechanistic framework relevant to complement diagnostics and
Camille Bougeard   +9 more
wiley   +1 more source

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