At the Days of our Lives 60th anniversary celebration, Deidre Hall reflected how the beloved soap opera has become family to its fans—and why they keep coming back every season. Plus, she looked back ...

Genes encode proteins and proteins dictate cell function. Therefore, the thousands of genes expressed in a particular cell determine what that cell can do. Moreover, each step in the flow of ...

Expression systems are genetic constructs (a gene encoded by DNA) that are designed to produce a protein, or an RNA (ribonucleic acid), either inside or outside a cell. Expression systems are used in ...