首页
登录
职称英语
Scientists have developed a new cancer drug. So far, they have tasted it onl
Scientists have developed a new cancer drug. So far, they have tasted it onl
游客
2023-07-17
48
管理
问题
Scientists have developed a new cancer drug. So far, they have tasted it only on【B1】______animals. The drug is designed to【B2】______and kill cancer cells but not healthy cells.
First, the drug enters the cancer and destroys the supply of blood. Then it releases【B3】______to destroy the cancer cells,
Researchers at the Massachusetts Institute of Technology in Cambridge carried out the study. The【B4】______appeared in Nature【B5】______. A school news release caned the drug an "anti-cancer smart bomb."
Ram Sasisekharan is a professor at M.LT. Ha says his team had to【B6】______three problems. They had to find a way to destroy the blood vessels, then to【B7】______the growth of new ones. But they also needed the blood vessels to supply chemicals to destroy the cancer.
So, tile researchers designed a two-part "nanocell". The cell is【B8】______in nanometers, or one thousand millionth of a meter.【B9】______
The scientists say it was small enough to pass through the blood vessels of the cancer, but it was too big to enter normal blood vessels. The surface of the nanocells also halped, them to avoid natural defenses.
【B10】______That cut off the blood supply and trapped the nanocell inside the cancer. Then, the nanocell slowly released chemotherapy drugs to kill the cancer cells.
【B11】______ [br] 【B4】
选项
答案
results
解析
转载请注明原文地址:https://tihaiku.com/zcyy/2845150.html
相关试题推荐
ScientistsintheUnitedStateshavereportedsomegoodnewsabouttheozone
ScientistsintheUnitedStateshavereportedsomegoodnewsabouttheozone
ScientistsintheUnitedStateshavereportedsomegoodnewsabouttheozone
Socialscientistsdistinguishbetweenwhatareknownastreatmenteffectsan
Socialscientistsdistinguishbetweenwhatareknownastreatmenteffectsan
Twoscientistsaretalkinginalabonedayandonesaystotheother,"Wait
Twoscientistsaretalkinginalabonedayandonesaystotheother,"Wait
Twoscientistsaretalkinginalabonedayandonesaystotheother,"Wait
Twoscientistsaretalkinginalabonedayandonesaystotheother,"Wait
Twoscientistsaretalkinginalabonedayandonesaystotheother,"Wait
随机试题
YouwillhearaninterviewwithCarolVogel,thepresidentofTelekom.Sheista
ABritishteenagerhasbecomeamulti-millionaireaftersellinganapplicati
Businessesareholdingoffonhiringnewemployees.Theunderlinedpartmeans__
ThelatesteditionofTheCompleteWorksofLuXuncomesin16______.A、copiesB
根据《侵权责任法》,生产者承担惩罚性赔偿责任的条件有()。A.恶意行为所造成
A.多立克、托斯干、爱奥尼、科林斯 B.托斯干、多立克、爱奥尼、科林斯 C.
钙、铁、锌是人体必需的微量元素。( )
A.胃镜检查及胃黏膜活组织检查 B.X线钡剂造影检查 C.幽门螺杆菌检查
关于银行借款的筹资特点,下列说法正确的有( )。A.筹资弹性较大 B.筹资成本
用人单位可以直接解除劳动合同的情形有()A.劳动者患病,在规定的医疗期满后不能
最新回复
(
0
)