Diurnal differences in immune response in brain, blood and spleen after focal cerebral ischemia in mice

E Esposito, F Zhang, JH Park, ET Mandeville, W Li… - Stroke, 2022 - Am Heart Assoc
Background: The immune response to acute cerebral ischemia is a major factor in stroke
pathobiology. Circadian biology modulates some aspects of immune response. The goal of …

Time Dimension Influences Severity of Stroke and Heightened Immune Response in Mice

PK Kamat, MB Khan, S Siddiqui, D Williams… - Translational Stroke …, 2023 - Springer
Ischemic stroke is caused by obstructed cerebral blood flow, which results in neurological
injury and poor outcomes. Pro-inflammatory signaling from both residential and infiltrating …

[HTML][HTML] Preclinical evaluation of circadian rhythm in ischemic stroke outcomes

PK Kamat, MB Khan, K Wood, S Siddiqui… - Conditioning …, 2021 - ncbi.nlm.nih.gov
Stroke is a leading cause of disability and death worldwide. There is evidence that there is a
circadian rhythm in stroke with peak occurrence in the morning (6 to 10 am). However, it is …

Dim light at night shifts microglia to a pro-inflammatory state after cerebral ischemia, altering stroke outcome in mice

JA Liu, WH Walker II, OH Meléndez-Fernández… - Experimental …, 2024 - Elsevier
Circadian rhythms are endogenous biological cycles that regulate physiology and behavior
and are set to precisely 24-h by light exposure. Light at night (LAN) dysregulates physiology …

Time-of-day dependent neuronal injury after ischemic stroke: implication of circadian clock transcriptional factor Bmal1 and survival kinase AKT

MC Beker, B Caglayan, E Yalcin, AB Caglayan… - Molecular …, 2018 - Springer
Occurrence of stroke cases displays a time-of-day variation in human. However, the
mechanism linking circadian rhythm to the internal response mechanisms against …

The role of circadian clock in astrocytes: From cellular functions to ischemic stroke therapeutic targets

Y Zhang, X Zhao, Y Zhang, F Zeng, S Yan… - Frontiers in …, 2022 - frontiersin.org
Accumulating evidence suggests that astrocytes, the abundant cell type in the central
nervous system (CNS), play a critical role in maintaining the immune response after cerebral …

Temporal and spatial dynamics of cerebral immune cell accumulation in stroke

M Gelderblom, F Leypoldt, K Steinbach, D Behrens… - Stroke, 2009 - Am Heart Assoc
Background and Purpose—Ischemic stroke leads to significant morbidity and mortality in the
Western world. Early reperfusion strategies remain the treatment of choice but can initiate …

[HTML][HTML] Dynamics of T lymphocyte between the periphery and the brain from the acute to the chronic phase following ischemic stroke in mice

M Kim, SD Kim, KI Kim, EH Jeon, MG Kim… - Experimental …, 2021 - ncbi.nlm.nih.gov
Stroke causes systemic immunosuppression. T lymphocytes are involved in infarct size in
the early stages of stroke. However, the phenotypes of T lymphocytes and their functions in …

Circadian effects on stroke outcome–Did we not wake up in time for neuroprotection?

J Boltze, N Didwischus, M Merrow… - Journal of Cerebral …, 2021 - journals.sagepub.com
The occurrence of stroke in humans peaks in the morning. A recent study revealed that time
of day mitigates the therapeutic impact of neuroprotective paradigms. These findings might …

[HTML][HTML] Towards improving the prognosis of stroke through targeting the circadian clock system

S Khan, R Siddique, Y Liu, VW Yong… - International Journal of …, 2024 - ncbi.nlm.nih.gov
Rhythmicity of the circadian system is a 24-hour period, driven by transcription-translation
feedback loops of circadian clock genes. The central circadian pacemaker in mammals is …