2015职称英语考试卫生类阅读模拟试题

A new experimental vaccine (疫苗) has shown promising results in the fight against lung a small Texas-based study, a vaccine developed by scientists at Baylor University Medical Centre in Dallas, USA, cured lung cancer in some patients and slowed the progress of the disease in others.

Researchers have reported encouraging findings from this small y-three patients suffering from lung cancer were involved in these of these patients were in the early stages and thirty-three in the advanced stages of the were injected with the vaccine every two weeks for three months, and were carefully monitored for three three of the patients in the advanced stages of cancer, the disease disappeared and in the others, it did not spread for five to twenty-four ver, no great difference was seen in the patients in the early stages of the illness.

This new vaccine uses the patients’ own immune is made specifically for each patient and is injected into the arm or stimulates the body's immune system, which then recognizes that the cancer cells are harmful, and attacks and destroys them.

The vaccine could be effective against other forms of offers great hope for the treatment of cancer in general, although further studies are needed before such treatment can be widely used.

vaccine cured all the participants in the trial.

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forty people participated in the study.

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ents in the early stages of the disease recovered more quickly in the trial.

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the patients were from Dallas.

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y patient was injected with the same vaccine.

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vaccine activates the immune system.

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vaccine may be useful for treating other cancers.

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