![Frontiers | Serum Complement C3 and C4 and COVID-19 Severity and Mortality: A Systematic Review and Meta-Analysis With Meta-Regression Frontiers | Serum Complement C3 and C4 and COVID-19 Severity and Mortality: A Systematic Review and Meta-Analysis With Meta-Regression](https://www.frontiersin.org/files/MyHome%20Article%20Library/696085/696085_Thumb_400.jpg)
Frontiers | Serum Complement C3 and C4 and COVID-19 Severity and Mortality: A Systematic Review and Meta-Analysis With Meta-Regression
![Complement C3 serum levels in anorexia nervosa: a potential biomarker for the severity of disease? | Annals of General Psychiatry | Full Text Complement C3 serum levels in anorexia nervosa: a potential biomarker for the severity of disease? | Annals of General Psychiatry | Full Text](https://media.springernature.com/m685/springer-static/image/art%3A10.1186%2F1744-859X-10-16/MediaObjects/12991_2011_Article_1295_Fig1_HTML.jpg)
Complement C3 serum levels in anorexia nervosa: a potential biomarker for the severity of disease? | Annals of General Psychiatry | Full Text
![Biomolecules | Free Full-Text | The Complement System in the Central Nervous System: From Neurodevelopment to Neurodegeneration Biomolecules | Free Full-Text | The Complement System in the Central Nervous System: From Neurodevelopment to Neurodegeneration](https://www.mdpi.com/biomolecules/biomolecules-12-00337/article_deploy/html/images/biomolecules-12-00337-g001-550.jpg)
Biomolecules | Free Full-Text | The Complement System in the Central Nervous System: From Neurodevelopment to Neurodegeneration
![Detection of serum complement C3 protein in human and alligator serum... | Download Scientific Diagram Detection of serum complement C3 protein in human and alligator serum... | Download Scientific Diagram](https://www.researchgate.net/publication/7819797/figure/fig1/AS:281418769944592@1444106871606/Detection-of-serum-complement-C3-protein-in-human-and-alligator-serum-by-immunofixation.png)
Detection of serum complement C3 protein in human and alligator serum... | Download Scientific Diagram
![Interactions of complement with metabolic tissues. Serum complement... | Download Scientific Diagram Interactions of complement with metabolic tissues. Serum complement... | Download Scientific Diagram](https://www.researchgate.net/publication/352676645/figure/fig2/AS:11431281093112562@1667098692495/Interactions-of-complement-with-metabolic-tissues-Serum-complement-proteins-are-derived.png)
Interactions of complement with metabolic tissues. Serum complement... | Download Scientific Diagram
![Comparative analysis of complement C3 and C4 serum levels for outcome prediction in ANCA-associated renal vasculitis | Journal of Nephrology Comparative analysis of complement C3 and C4 serum levels for outcome prediction in ANCA-associated renal vasculitis | Journal of Nephrology](https://media.springernature.com/m685/springer-static/image/art%3A10.1007%2Fs40620-022-01414-w/MediaObjects/40620_2022_1414_Figa_HTML.png)
Comparative analysis of complement C3 and C4 serum levels for outcome prediction in ANCA-associated renal vasculitis | Journal of Nephrology
![Complement C3 Is Activated in Human AD Brain and Is Required for Neurodegeneration in Mouse Models of Amyloidosis and Tauopathy - ScienceDirect Complement C3 Is Activated in Human AD Brain and Is Required for Neurodegeneration in Mouse Models of Amyloidosis and Tauopathy - ScienceDirect](https://ars.els-cdn.com/content/image/1-s2.0-S2211124719309647-fx1.jpg)
Complement C3 Is Activated in Human AD Brain and Is Required for Neurodegeneration in Mouse Models of Amyloidosis and Tauopathy - ScienceDirect
![Compstatins: the dawn of clinical C3-targeted complement inhibition: Trends in Pharmacological Sciences Compstatins: the dawn of clinical C3-targeted complement inhibition: Trends in Pharmacological Sciences](https://www.cell.com/cms/asset/2bea876d-7dc5-4532-b972-c33b7c152479/gr1.jpg)
Compstatins: the dawn of clinical C3-targeted complement inhibition: Trends in Pharmacological Sciences
![Functional serum complement activities at the level of C3 activation.... | Download Scientific Diagram Functional serum complement activities at the level of C3 activation.... | Download Scientific Diagram](https://www.researchgate.net/publication/304181311/figure/fig2/AS:375379517820931@1466508859852/Functional-serum-complement-activities-at-the-level-of-C3-activation-A-Dose-dependent.png)