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
2024-02-18
49
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/3461414.html
相关试题推荐
Thegreatesttaskfacingagriculturalscientistsinthisregionisthe______of
Modernscientistsdividetheprocessofdyingintotwostages-clinicalorte
Modernscientistsdividetheprocessofdyingintotwostages-clinicalorte
Modernscientistsdividetheprocessofdyingintotwostages-clinicalorte
ScientistsintheUnitedStateshavereportedsomegoodnewsabouttheozone
ScientistsintheUnitedStateshavereportedsomegoodnewsabouttheozone
ScientistsintheUnitedStateshavereportedsomegoodnewsabouttheozone
Socialscientistsdistinguishbetweenwhatareknownastreatmenteffectsan
Socialscientistsdistinguishbetweenwhatareknownastreatmenteffectsan
Twoscientistsaretalkinginalabonedayandonesaystotheother,"Wait
随机试题
—WhoshallIgivethisdictionaryto?—Youcangiveitto______.Itdoesn’tM
BigisBackA)Corporategiantswereonthedefensivefordecades.Nowt
社交模式socialnetworking
A. B. C. D.
按照时间阶段划分,设备安装工程的施工试验可分为静态试验和动态考核两类。
制作频数表的主要目的是A.参数估计和假设检验 B.进行统计推断 C.假设检验
患者,女性,50岁。发现右乳肿物1月余。既往有结核史,月经规律。查体:右乳房外上
下列对有效市场假说描述正确的是()。 Ⅰ.在市场上的每个人都是理性的经济
不参与I型超敏反应的介质或细胞因子是A.组胺B.白三烯C.血小板活化因子D.前列
房地产经纪人员应当以()的名义承接业务。(2012年真题)A.法定代表人
最新回复
(
0
)