How popular is Shula? Shula is a rare first name for females but a somewhat popular surname for all people (#88825 out of 150436, Top 59%). (2000 U.S. DEMOGRAPHICS)
How chronic stress is harming our DNA. Elissa Epel is studying how personality, stress processes and environment affect our DNA â and how we might lessen damaging effects. Money problems, a heavy work load, caregiving â such increasingly common pressures have helped make stress a part of modern American life.
In eukaryotes, the accessibility of large regions of DNA can depend on its chromatin structure, which can be altered as a result of histone modifications directed by DNA methylation, ncRNA, or DNA-binding protein. Hence these modifications may up or down regulate the expression of a gene.