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Browsing Tag

Vascular

20 posts
HHealth
Immune cells communicate across a continuous, bidirectional circuit between the CNS and periphery. Immune cells from across the body engage CNS tissues and, in turn, are shaped by signals returning from the brain. (Left) Under peripheral equilibrium, immune effectors mobilized from visceral organs, secondary lymphoid organs, hematopoietic tissues, and the peripheral nervous system (PNS) - including CD4+ and CD8+ T cells, B cells, monocytes (top 3 cell types), NK cells, dendritic cells, mast cells, neutrophils, and innate lymphoid cells (bottom cluster of cells) - engage the CNS in a homeostatic dialogue that supports neural cell health, plasticity, and repair, sustaining a protective environment. (Right) Age-associated dysfunction across the same peripheral compartments reshapes this circuit: altered immune effectors enter the CNS and contribute to shifting the local environment toward a degenerative state in which microglia adopt disease-associated programs, astrocytes become reactive, and neurons accumulate pathology. This model underscores how the same circuitry can yield protective or pathogenic outcomes and that neurodegeneration is downstream of dysfunctional brain-immune crosstalk. Study: Neurodegeneration as a dysregulation of neuroimmune crosstalk
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Disrupted brain-immune signaling may help drive neurodegeneration

  • August 24, 2026
From gut-primed T cells to microglial signaling and persistent gene-regulatory states, researchers map an intricate immune network that…
HHealth
Stalking and restraining orders linked to higher risk of heart disease in women
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Estrogen loss after menopause impacts heart health through gene regulation

  • April 27, 2026
Virginia Tech scientists at the Fralin Biomedical Research Institute say the increased risk of cardiovascular disease after menopause…
HHealth
background bunch of fresh tangerines oranges
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Eating oranges daily may shift lipid patterns in fatty liver disease

  • April 20, 2026
A 4-week clinical trial explores whether everyday oranges can subtly influence lipid metabolism in fatty liver disease, revealing…
HHealth
Study questions benefits of fish oil after mild brain injuries
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Study questions benefits of fish oil after mild brain injuries

  • April 8, 2026
A first-of-its-kind study led by the Medical University of South Carolina raises questions about the value of fish…
HHealth
Brain’s blood vessels and immune cells play key role in Alzheimer’s and stroke
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AI-assisted decision support system improves stroke care and long-term outcomes

  • March 23, 2026
A clinical decision support tool that uses artificial intelligence (AI) to analyze scans after a stroke alongside treatment…
HHealth
Super-resolution imaging unlocks the role of transporter nanoclusters in tumor metabolism
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Osteoprotegerin links bone metabolism to cardiovascular disease

  • February 13, 2026
Announcing a new article publication for Cardiovascular Innovations and Applications journal. Osteoprotegerin (OPG), a glycoprotein in the tumor…
HHealth
Study: Recombinant zoster vaccine is associated with a reduced risk of dementia. Image Credit: Halfpoint / Shutterstock
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Study suggests shingles vaccine may help lower Alzheimer’s and dementia risk

  • February 11, 2026
New real-world evidence links shingles vaccination with reduced dementia risk, raising important questions about viral triggers, inflammation, and…
HHealth
WHO urges urgent action to eliminate hepatitis and reduce liver cancer deaths
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Blocking platelet-activating factor reduces liver damage in cirrhosis

  • December 20, 2025
Researchers from Miguel Hernández University of Elche (UMH) in Spain have identified an effective strategy to reduce structural…
HHealth
Changing indoor environments could improve sleep for people living with dementia
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Study identifies molecular drivers of cerebral small vessel disease

  • December 16, 2025
A new study identifies molecular factors that promote small vessel disease – and an active drug that can…
SScience
Study: Multi-ancestry investigation of the genomics of erectile dysfunction. Image Credit: anastasy.a / Shutterstock
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Genetic signals reveal why erectile dysfunction develops and who is most at risk

  • November 25, 2025
New genomic evidence unmasks the biological pathways driving erectile dysfunction, linking cardiometabolic disease and addiction traits to ED…
HHealth
Study: Light Exposure at Night and Cardiovascular Disease Incidence. Image Credit: Krakenimages.com / Shutterstock
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Study finds bright nights raise risk for stroke and heart failure in adults over 40

  • October 27, 2025
Researchers have discovered that people exposed to brighter light at night face up to 50% higher risks of…
HHealth
Intensive sports in adolescents trigger complex heart adaptations
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Intensive sports in adolescents trigger complex heart adaptations

  • October 2, 2025
Adolescent athletes’ cardiovascular system may adapt to increased cardiorespiratory fitness by increasing blood pressure, arterial stiffness and heart…
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