Is a piece of laboratory apparatus that uses the polymerase chain reaction to generate up to millions of copies of a particular DNA sequence. The key feature of the device is that it allows DNA to be ...

Objectives Understanding the molecular changes in the preclinical synovium is crucial for identifying factors that drive ...

Background Foodborne diseases are an important cause of global morbidity and mortality, particularly among children who often ...

今年的STS竞赛，共有超过 2600名学生提交申请，他们来自46个州、华盛顿特区、北马里亚纳群岛、波多黎各以及全球16个国家的826所高中。经过激烈角逐，最终有300位年轻人脱颖而出，入选本届学者名单—— ...