Complement C3-deficient mice fail to display age-related hippocampal decline

Q Shi, KJ Colodner, SB Matousek, K Merry… - Journal of …, 2015 - Soc Neuroscience
The complement system is part of the innate immune response responsible for removing
pathogens and cellular debris, in addition to helping to refine CNS neuronal connections via …

A dramatic increase of C1q protein in the CNS during normal aging

AH Stephan, DV Madison, JM Mateos… - Journal of …, 2013 - Soc Neuroscience
The decline of cognitive function has emerged as one of the greatest health threats of old
age. Age-related cognitive decline is caused by an impacted neuronal circuitry, yet the …

Complement receptor 2 is expressed in neural progenitor cells and regulates adult hippocampal neurogenesis

M Moriyama, T Fukuhara, M Britschgi, Y He… - Journal of …, 2011 - Soc Neuroscience
Injury and inflammation are potent regulators of adult neurogenesis. As the complement
system forms a key immune pathway that may also exert critical functions in neural …

Traumatic brain injury in aged mice induces chronic microglia activation, synapse loss, and complement-dependent memory deficits

K Krukowski, A Chou, X Feng, B Tiret… - International journal of …, 2018 - mdpi.com
Traumatic brain injury (TBI) is of particular concern for the aging community since there is
both increased incidence of TBI and decreased functional recovery in this population. In …

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 …

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 …

New tricks for an ancient system: Physiological and pathological roles of complement in the CNS

AJ Tenner, B Stevens, TM Woodruff - Molecular Immunology, 2018 - Elsevier
While the mechanisms underlying the functions of the complement system in the central
nervous system (CNS) and systemically, namely opsonization, chemotaxis, membrane lysis …

[HTML][HTML] Altered cognitive performance and synaptic function in the hippocampus of mice lacking C3

M Perez-Alcazar, J Daborg, A Stokowska… - Experimental …, 2014 - Elsevier
Previous work implicated the complement system in adult neurogenesis as well as
elimination of synapses in the developing and injured CNS. In the present study, we used …

Complement dysregulation in the central nervous system during development and disease

JD Lee, LG Coulthard, TM Woodruff - Seminars in Immunology, 2019 - Elsevier
The complement cascade is an important arm of the immune system that plays a key role in
protecting the central nervous system (CNS) from infection. Recently, it has also become …

Complement system in neural synapse elimination in development and disease

J Presumey, AR Bialas, MC Carroll - Advances in immunology, 2017 - Elsevier
Recent discoveries implicate the classical complement cascade in normal brain
development and in disease. Complement proteins C1q, C3, and C4 participate in synapse …