mutations-凯发手机版

21-11-30 对于近日在一些国家出现的新冠病毒变异毒株奥密克戎，世界卫生组织26日紧急召开专门评估会议，将其列为需要关注的变异毒株，要求各国加强监测与测序工作。奥密克戎毒株为何需要关注？此次病毒突变的意义何在？现有防疫工具是否还有效？ what is it called? 最新变异毒...

16-11-15 smoking leaves an archaeological record of the hundreds of dna mutations it causes, scientists have discovered. 科学家研究发现，吸烟会导致dna突变，给人留下数百种基因突变的永久记录。 having sequenced thousands of tumour genomes, they found a 20-a-day...

16-04-20 researchers at the university of texas md anderson cancer center have announced a new method for detecting dna mutations in a single cancer cell versus current technology that analyzes millions of cells which they believe could have important applic...

15-03-03 you might resemble or act more like your mother, but a novel research study from unc school of medicine researchers reveals that mammals are genetically more like their dads. specifically, the research shows that although we inherit equal amounts of...

14-01-28 scientists have sequenced the genome of the world's oldest continuously surviving cancer, a transmissible genital cancer that affects dogs. this cancer, which causes grotesque genital tumors in dogs around the world, first arose in a single dog that...

13-12-19 curtin university researchers have shown natural radioactivity within dna can alter chemical compounds, providing a new pathway for genetic mutation. the research, recently published in biochimica et biophysica acta-general subjects, for the first t...

13-11-14 johns hopkins researchers report that the deletion of any single gene in yeast cells puts pressure on the organism's genome to compensate（补偿，赔偿） , leading to a mutation in another gene. their discovery, which is likely applicable to human gen...

11-06-10 mutations in genes essential to survival are behind so-called orphan diseases, explaining in part why these diseases are rare and often deadly, according to a study appearing in the american journal of human genetics. the new finding contrasts sharp...

10-11-07 most mutations（突变，变化） in the genes of the salmonella bacterium（沙门氏菌） have a surprisingly small negative impact on bacterial fitness. and this is the case regardless whether they lead to changes in the bacterial proteins or not. this is...