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Blood, Heart and Circulation

A tick’s spit leads to an entire lesson in blood clotting

There really is such a thing as tick spit – that is, the saliva of a tick. And there’s something about it ...

New Risk Assessment Tool to Predict Stroke in Patients with Atrial Fibrillation

Model will give physicians more reliable guidance in making therapeutic decisions for stroke prevention ... Full story

Fate of the Heart: Researchers Track Cellular Events Leading to Cardiac Regeneration

Studies in zebrafish reveal abundant potential source for repair of injured heart muscle ... Full story

Afghan girl to receive treatment for heart condition at N.C. Children's Hospital

A North Carolina nonprofit organization and a UNC Hospitals volunteer are partnering to bring an 8-year-old girl with a hole in her heart to UNC for medical treatment. ... Full story

Hospitals to use program to better treat patients with irregular heartbeat

DALLAS — Healthcare providers have a new tool to help identify and better treat people with an irregular heartbeat known as atrial fibrillation (AFib). ... Full story

Genetic “off switch” linked to increased risk factors for heart disease

DALLAS — Risk of heart and blood vessel disease may increase when a particular gene is switched off, according to preliminary research presented at the American Heart Association’s Emerging Science Series Webinar. ... Full story

Laughing gas does not increase heart attacks

By Jim Dryden - Nitrous oxide — best known as laughing gas — is one of the world’s oldest and most widely used anesthetics. Despite its popularity, however, experts have questioned its impact on the risk of a heart attack during surgery or soon afterward. But those fears are unfounded, a new study indicates. ... Full story

Atherosclerosis in abdominal aorta may predict adverse cardiovascular events

DALLAS – Magnetic resonance imaging (MRI) of aortic atherosclerosis can predict the risk of heart attacks and other cardiovascular events in otherwise healthy individuals, researchers at UT Southwestern Medical Center have found. ... Full story

UF researchers develop technique to test manatees for heart disease

GAINESVILLE, Fla. — Leisurely swims in warm, tropical waters fueled by the gaze of admiring fans and a healthy vegetarian diet. The life of a manatee hardly seems likely to prompt concerns about heart disease. But researchers at the University of Florida say the lumbering, loveable sea cow’s ticker deserves a closer look because of the animal’s endangered status. ... Full story

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