AdrughasstoppedbraindeteriorationinAlzheimer’s（早老*痴呆病）,...

問題詳情：

A drug has stopped brain deterioration in Alzheimer’s（早老*痴呆病）, patients for the first time, scientists announced yesterday.

Mental decline was stopped for 18 months in some patients, in results described as (21)______ (strong) sign yet that an effective treatment for the disease is near. Researchers said that the drug — (22)______ (take) as a tablet twice a day — could soon become the first medicine given to Alzheimer’s patients to keep the disease at bay for as long as possible.

The final-stage trial had at first appeared (23)______ (be) a failure as the drug did not work in patients who were taking other dementia（痴呆，精神錯亂） medicines. (24)______, among the 15 per cent of 891 patients not taking other medicines, the drug appeared to have remarkable effects.

These patients say no drop-off in their reasoning and memory skills over 18 months, nor in their ability to carry out everyday tasks.

 (25)______, key areas of their brain shrank a third less than other patients in the trial, researchers told the Alzheimer’s Association International Conference in Toronto.

“There is a pattern of disease modification here,” Serge Gauthier, of McGill University, (26)______ presented the results, said. “This is the first time it (27)______ (happen) in our field that a drug reduces the rate of brain atrophy（萎縮）.”

At present patients are prescribed drugs such as donepezil, which help to control symptoms for a time but do not stop worsening damage to the brain.

Doctor Gauthier said it was a surprise (28)______ other dementia drugs appeared to cancel out the effects of the new drug, called LMTX or LMTM, but (29) _______that just as cancer patients were given some medicines initially and then switched (30)______ _______ those stopped working, so Alzheimer’s patients could be given LMTX as a first-choice drug.

“I’m excited about the promise of LMTX,” he said.

【回答】

21. the strongest          22. taken       23. to be       ver des/Furthermore                                27. has happened  28. that      29. added           30. only if

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