Activation of group 2 innate lymphoid cells alleviates aging-associated cognitive decline

ITH Fung, P Sankar, Y Zhang, LS Robison… - Journal of Experimental …, 2020 - rupress.org
Increasing evidence has challenged the traditional view about the immune privilege of the
brain, but the precise roles of immune cells in regulating brain physiology and function …

Molecular and cognitive signatures of ageing partially restored through synthetic delivery of IL2 to the brain

P Lemaitre, SHK Tareen, E Pasciuto… - EMBO Molecular …, 2023 - embopress.org
Cognitive decline is a common pathological outcome during aging, with an ill‐defined
molecular and cellular basis. In recent years, the concept of inflammaging, defined as a low …

The role of meningeal populations of type II innate lymphoid cells in modulating neuroinflammation in neurodegenerative diseases

SSH Yeung, YS Ho, RCC Chang - Experimental & molecular medicine, 2021 - nature.com
Recent research into meningeal lymphatics has revealed a never-before appreciated role of
type II innate lymphoid cells (ILC2s) in modulating neuroinflammation in the central nervous …

Innate immune receptor expression in normal brain aging

M Letiembre, W Hao, Y Liu, S Walter, I Mihaljevic… - Neuroscience, 2007 - Elsevier
Brain aging often results in cognitive impairment and is considered to be a major risk factor
for neurodegenerative diseases. Earlier studies reported inflammatory responses in aged …

Astrocyte immunosenescence and deficits in interleukin 10 signaling in the aged brain disrupt the regulation of microglia following innate immune activation

SM O'Neil, EE Hans, S Jiang, LM Wangler, JP Godbout - Glia, 2022 - Wiley Online Library
Microglia, the innate immune cells of the brain, develops a pro‐inflammatory,“primed” profile
with age. Using single‐cell RNA‐sequencing, we confirmed hippocampal microglia of aged …

CNS-specific immunity at the choroid plexus shifts toward destructive Th2 inflammation in brain aging

K Baruch, N Ron-Harel, H Gal… - Proceedings of the …, 2013 - National Acad Sciences
The adaptive arm of the immune system has been suggested as an important factor in brain
function. However, given the fact that interactions of neurons or glial cells with T lymphocytes …

Compartmentalized effects of aging on group 2 innate lymphoid cell development and function

SS D'Souza, X Shen, ITH Fung, L Ye, M Kuentzel… - Aging …, 2019 - Wiley Online Library
The effects of aging on innate immunity and the resulting impacts on immunosenescence
remain poorly understood. Here, we report that aging induces compartmentalized changes …

Interleukin-6 trans-signaling in the senescent mouse brain is involved in infection-related deficits in contextual fear conditioning

MD Burton, RW Johnson - Brain, behavior, and immunity, 2012 - Elsevier
Excessive production of pro-inflammatory cytokines in the senescent brain in response to
peripheral immune stimulation is thought to induce behavioral pathology, however, few …

Aged microglia promote peripheral T cell infiltration by reprogramming the microenvironment of neurogenic niches

X Zhang, R Wang, H Chen, C Jin, Z Jin, J Lu, L Xu… - Immunity & …, 2022 - Springer
Background The immune cell compartment of the mammalian brain changes dramatically
and peripheral T cells infiltrate the brain parenchyma during normal aging. However, the …

Rejuvenation of the aged brain immune cell landscape in mice through p16-positive senescent cell clearance

X Zhang, VM Pearsall, CM Carver, EJ Atkinson… - Nature …, 2022 - nature.com
Cellular senescence is a plausible mediator of inflammation-related tissue dysfunction. In
the aged brain, senescent cell identities and the mechanisms by which they exert adverse …