Complement C1q-dependent excitatory and inhibitory synapse elimination by astrocytes and microglia in Alzheimer's disease mouse models

B Dejanovic, T Wu, MC Tsai, D Graykowski… - Nature aging, 2022 - nature.com
Microglia and complement can mediate neurodegeneration in Alzheimer's disease (AD). By
integrative multi-omics analysis, here we show that astrocytic and microglial proteins are …

Complement and microglia mediate early synapse loss in Alzheimer mouse models

S Hong, VF Beja-Glasser, BM Nfonoyim, A Frouin, S Li… - Science, 2016 - science.org
Synapse loss in Alzheimer's disease (AD) correlates with cognitive decline. Involvement of
microglia and complement in AD has been attributed to neuroinflammation, prominent late in …

Astrocyte-microglia cross talk through complement activation modulates amyloid pathology in mouse models of Alzheimer's disease

H Lian, A Litvinchuk, ACA Chiang… - Journal of …, 2016 - Soc Neuroscience
Increasing evidence supports a role of neuroinflammation in the pathogenesis of
Alzheimer's disease (AD). Previously, we identified a neuron–glia signaling pathway …

Terminal complement pathway activation drives synaptic loss in Alzheimer's disease models

SM Carpanini, M Torvell, RJ Bevan, RAJ Byrne… - Acta Neuropathologica …, 2022 - Springer
Complement is involved in developmental synaptic pruning and pathological synapse loss
in Alzheimer's disease. It is posited that C1 binding initiates complement activation on …

Blockage of CR1 prevents activation of rodent microglia

H Crehan, J Hardy, J Pocock - Neurobiology of disease, 2013 - Elsevier
The importance of the complement system in Alzheimer's disease (AD) pathogenesis has
been emphasized through recent genome wide association studies. However, the cellular …

Complement C3 deficiency protects against neurodegeneration in aged plaque-rich APP/PS1 mice

Q Shi, S Chowdhury, R Ma, KX Le, S Hong… - Science translational …, 2017 - science.org
The complement cascade not only is an innate immune response that enables removal of
pathogens but also plays an important role in microglia-mediated synaptic refinement during …

[PDF][PDF] Complement C3aR inactivation attenuates tau pathology and reverses an immune network deregulated in tauopathy models and Alzheimer's disease

A Litvinchuk, YW Wan, DB Swartzlander, F Chen… - Neuron, 2018 - cell.com
Strong evidence implicates the complement pathway as an important contributor to amyloid
pathology in Alzheimer's disease (AD); however, the role of complement in tau modulation …

Synaptic mitochondrial dysfunction and septin accumulation are linked to complement-mediated synapse loss in an Alzheimer's disease animal model

BA Györffy, V Tóth, G Török, P Gulyássy… - Cellular and Molecular …, 2020 - Springer
Synaptic functional disturbances with concomitant synapse loss represent central
pathological hallmarks of Alzheimer's disease. Excessive accumulation of cytotoxic amyloid …

[PDF][PDF] Complement C3 is activated in human AD brain and is required for neurodegeneration in mouse models of amyloidosis and tauopathy

T Wu, B Dejanovic, VD Gandham, A Gogineni… - Cell reports, 2019 - cell.com
Complement pathway overactivation can lead to neuronal damage in various neurological
diseases. Although Alzheimer's disease (AD) is characterized by β-amyloid plaques and tau …

Inflammation in Alzheimer's disease: lessons learned from microglia-depletion models

EE Spangenberg, KN Green - Brain, behavior, and immunity, 2017 - Elsevier
Microglia are the primary immune cell of the brain and function to protect the central nervous
system (CNS) from injury and invading pathogens. In the homeostatic brain, microglia serve …