Synaptic degeneration in Alzheimer disease

M Tzioras, RI McGeachan, CS Durrant… - Nature Reviews …, 2023 - nature.com
Alzheimer disease (AD) is characterized by progressive cognitive decline in older
individuals accompanied by the presence of two pathological protein aggregates—amyloid …

Plasticity of microglia

M Augusto‐Oliveira, GP Arrifano, CI Delage… - Biological …, 2022 - Wiley Online Library
Microglial cells are the scions of foetal macrophages which invade the neural tube early
during embryogenesis. The nervous tissue environment instigates the phenotypic …

Therapeutic B-cell depletion reverses progression of Alzheimer's disease

K Kim, X Wang, E Ragonnaud, M Bodogai… - Nature …, 2021 - nature.com
The function of B cells in Alzheimer's disease (AD) is not fully understood. While
immunoglobulins that target amyloid beta (Aβ) may interfere with plaque formation and …

Impact of TREM2R47H variant on tau pathology–induced gliosis and neurodegeneration

M Gratuze, CEG Leyns, AD Sauerbeck… - The Journal of …, 2020 - Am Soc Clin Investig
Alzheimer's disease (AD) is characterized by plaques containing amyloid-β (Aβ) and
neurofibrillary tangles composed of aggregated, hyperphosphorylated tau. Beyond tau and …

Detrimental and protective action of microglial extracellular vesicles on myelin lesions: astrocyte involvement in remyelination failure

M Lombardi, R Parolisi, F Scaroni, E Bonfanti… - Acta …, 2019 - Springer
Microglia are highly plastic immune cells which exist in a continuum of activation states. By
shaping the function of oligodendrocyte precursor cells (OPCs), the brain cells which …

Synaptic Loss in Alzheimer's Disease: Mechanistic Insights Provided by Two-Photon in vivo Imaging of Transgenic Mouse Models

J Subramanian, JC Savage… - Frontiers in cellular …, 2020 - frontiersin.org
Synapse loss is the strongest correlate for cognitive decline in Alzheimer's disease. The
mechanisms underlying synapse loss have been extensively investigated using mouse …

Microglial transcriptional signatures in the central nervous system: Toward a future of unraveling their function in health and disease

HA Vecchiarelli, MÈ Tremblay - Annual Review of Genetics, 2023 - annualreviews.org
Microglia, the resident immune cells of the central nervous system (CNS), are primarily
derived from the embryonic yolk sac and make their way to the CNS during early …

Dysregulated CD200-CD200R signaling in early diabetes modulates microglia-mediated retinopathy

CW Pfeifer, JT Walsh, A Santeford… - Proceedings of the …, 2023 - National Acad Sciences
Diabetic retinopathy (DR) is a neurovascular complication of diabetes. Recent investigations
have suggested that early degeneration of the neuroretina may occur prior to the …

Microglia control glutamatergic synapses in the adult mouse hippocampus

B Basilico, L Ferrucci, P Ratano, MT Golia, A Grimaldi… - Glia, 2022 - Wiley Online Library
Microglia cells are active players in regulating synaptic development and plasticity in the
brain. However, how they influence the normal functioning of synapses is largely unknown …

Brain ultrastructure: putting the pieces together

PC Nahirney, ME Tremblay - Frontiers in cell and developmental …, 2021 - frontiersin.org
Unraveling the fine structure of the brain is important to provide a better understanding of its
normal and abnormal functioning. Application of high-resolution electron microscopic …