Medical research

T cells key in atherosclerosis-linked inflammation

(HealthDay) -- In a mouse model of atherosclerosis, CD4+ T cells interact with antigen-presenting cells (APCs) in the presence of cognate antigen, leading to cell activation and proliferation and the secretion of proinflammatory ...

Psychology & Psychiatry

Tripping the switches on brain growth to treat depression

Depression takes a substantial toll on brain health. Brain imaging and post-mortem studies provide evidence that the wealth of connections in the brain are reduced in individuals with depression, with the result of impaired ...

Parkinson's & Movement disorders

New hope for eyes damaged by Parkinson's disease

(Medical Xpress) -- Scientists have discovered a new avenue for the treatment of vision loss, one of the complications of Parkinson's disease.

Oncology & Cancer

New probe provides vital assist in brain cancer surgery

A new probe developed collaboratively at Norris Cotton Cancer Center and Dartmouth College's Thayer School of Engineering uses an innovative fluorescence-reading technology to help brain surgeons distinguish cancerous tissue ...

Cardiology

Tiny magnetic particles may help assess heart treatments

Tiny magnetic particles may help doctors track cells in the body to better determine if treatments work, according to research reported in Circulation: Cardiovascular Imaging, an American Heart Association journal.

Oncology & Cancer

PET more sensitive than CT for merkel cell carcinoma

(HealthDay) -- Fluorine-18-fluorodeoxyglucose (F-18-FDG) positron emission tomography (PET) is significantly more sensitive and equally specific compared with traditional computed tomography (CT) imaging for evaluation of ...

Cardiology

Study: Stroke victims not receiving timely diagnosis, care

The mantra in stroke care is "time is brain." With each passing minute more brain cells are irretrievably lost and, because of this, timely diagnosis and treatment is essential to increase the chances for recovery. While ...

Alzheimer's disease & dementia

Alzheimer's plaques disrupt brain networks

Scientist studying the way Alzheimer's takes root in the brain have identified important new similarities between a mouse model and human Alzheimer's.

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