Sunday, July 31, 2011

Saliva Able to Detect Heart Attack

SALIVA test may one day be used in ambulances, restaurants, pharmacies, or in other places nearest to quickly find out if someone has symptoms of a heart attack.

"Proteins found in the saliva have the ability to rapidly classify potential heart attacks," said Dr.. John T. McDevitt, a biochemist at the University of Texas at Austin, told Reuters.


Mc Devitt and colleagues developed a nano-bio-sensor chip which biochemically programmed to detect the protein content in saliva that can detect whether someone has the possibility of a heart attack or at high risk of heart attack in the near future.

With saliva tests to detect heart attack, a person spits into a tube, and saliva was transferred to the lab with a card of a credit card that is inserted into the appliance of nano-bio-sensor chip that there is a standard battery which is connected to the heart.

In a study involving 56 people who have a heart attack and 59 healthy people. "We found that the tests we did could distinguish between heart patients and control, with precision diagnostics such as blood test," said McDevitt.


McDevitt explained that most heart attack patients, especially women experience specific symptoms or have a reading of electrocardiography (ECG) is normal. Thus making diagnosis difficult. "On a small experiment, we have about three patients with ECG motionless."

This patient should be immediately to the Emergency Room and has a blood condition and enzyme tests that indicated a heart attack, "where the test can reach for hours."


"The test of saliva could be used in conjunction ECG and help to quickly diagnose a heart attack is not detected on the ECG," McDevitt said.

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