Lung pioneer James Hardy attempted a human heart transplant in 1964, but when a premature failure of the recipient's heart caught Hardy with no human donor, he used a chimpanzee heart, which failed very quickly.

The slight flutter that had disturbed the motion of her heart when she entered the forest was gone now, and even the dim groves of trees through which she occasionally passed did not reawaken her fear.

And then there was a numbing blow to the heart, and another gut-flattening blow to the stomach

Her heart, her maternal feeling, in fact her being was too busy expressing itself, as quietly thrilled by this sight of her Nicolas curled asleep under a blanket, in a park like a scene from Poussin.

That night he dreamed a dream violent with passion, in which he and the Woman, now the teacher, did everything except engage in the act ( and this probably only because he had never engaged in the act in reality ), and when he awoke the next morning his heart was afire.

His heart was pounding like a mighty dynamo and he was trying to think, his mind seeming to scream at him like a hurt or frightened child, `` How will I do it??

At the heart of all of this was the square, which one such traveler declared to be `` as spacious, as pleasant and aromatick a Market as any in the Universe ''.

His neighbors celebrated his return, even if it was only temporary, and Morgan was especially gratified by the quaint expression of an elderly friend, Isaac Lane, who told him, `` A man that has so often left all that is dear to him, as thou hast, to serve thy country, must create a sympathetic feeling in every patriotic heart ''.

There must have been special feelings of joy and patriotism in the heart of Daniel Morgan too, when the news was received on April 30th of the recognition by France of the independence of the United States.

It was the cry of not just one heart ; ;

It was nothing, though his heart was thumping wildly.

Lublin was their heart.

As Letch's antisocial conduct increased, our invitations decreased and my heart was in my mouth whenever I played hostess at a fashionable `` screenland '' gathering.

My heart was not in it, but, oddly enough, it remains the most financially successful picture of my career.

The sentimental pure heart of Galahad is gone with the knightly years, but I still believe in the heart of the George Meredith character that was not made of the stuff that breaks ''.

The moving of millions of the German master-race, from the very heart of Junkerdom, to make room for the Polish Slavs whom they had enslaved and openly planned to exterminate was a drastic operation, but there was little doubt that it was historically justified.

Her heart was thumping painfully ; ;

A heart attack when she was barely 20 put an end to the 10-hour daily practicing.

We have not the leisure, or the patience, or the skill, to comprehend what was working in the mind and heart of a then recent graduate from the Harvard Divinity School who would muster the audacity to contradict his most formidable instructor, the majesterial Andrews Norton, by saying that, while he believed Jesus `` like other religious teachers '', worked miracles, `` I see not how a miracle proves a doctrine ''.

You know that I could hold right here in my hand the little chunk of uranium metal that was the heart of the bomb that dropped on Hiroshima.

Sonar can be used to measure the thickness of the heart by placing small crystal transducers at opposite sides of the heart or blood vessel and exciting one with some pulsed ultrasonic energy.

much of it has continued to be used over the years and the heart of it -- good guys and bad guys in the old West -- pretty well dominated television toward the end of the 1950's.

Alpha decay can provide a safe power source for radioisotope thermoelectric generators used for space probes and artificial heart pacemakers.

An ACE inhibitor ( or angiotensin-converting-enzyme inhibitor ) is a pharmaceutical drug used primarily for the treatment of hypertension ( high blood pressure ) and congestive heart failure.

ACE inhibitors are now used to reverse frailty and muscle wasting in elderly patients without heart failure.

An antianginal is any drug used in the treatment of angina pectoris, a symptom of ischaemic heart disease.

Beta blockers are used in the prophylaxis of exertional angina by reducing the work the heart is allowed to perform below the level that would provoke an angina attack.

They cannot be used in vasospastic angina and can precipitate heart failure.

Antioxidants are widely used in dietary supplements and have been investigated for the prevention of diseases such as cancer, coronary heart disease and even altitude sickness.

The term relative bradycardia is used in explaining a heart rate which, although not actually below 60 beats per minute, is still considered too slow for the individual's current medical condition.

More recently, the toad's toxins have been used in a number of new ways: bufotenin has been used in Japan as an aphrodisiac and a hair restorer, and in cardiac surgery in China to lower the heart rates of patients.

Cardiac glycosides are drugs used in the treatment of congestive heart failure and cardiac arrhythmia.

A great many more physiologic markers related to atherosclerosis and heart function are used and being developed and evaluated in research.

Some are also used for health problems, such as heart problems or epilepsy.

The use of D. purpurea extract containing cardiac glycosides for the treatment of heart conditions was first described in the English-speaking medical literature by William Withering, in 1785, which is considered the beginning of modern therapeutics. It is used to increase cardiac contractility ( it is a positive inotrope ) and as an antiarrhythmic agent to control the heart rate, particularly in the irregular ( and often fast ) atrial fibrillation.

In medicine, diuretics are used to treat heart failure, liver cirrhosis, hypertension and certain kidney diseases.

The solution was then used to bathe a non-innervated second heart.

Electrons are at the heart of cathode ray tubes, which have been used extensively as display devices in laboratory instruments, computer monitors and television sets.

In Hinduism, Green is used to symbolically represent the fourth, heart chakra ( Anahata ).

Zeus used the heart to recreate Dionysus and implant him in the womb of Semele — hence Dionysus became known as " the twice-born ".

Beta blockers such as propranolol ( Inderal, Inderal LA, Innopran XL ) can help to control the heart rate, and intravenous steroids may be used to help support the circulation.

The presumed difficulty of this problem is at the heart of widely used algorithms in cryptography such as RSA.