Although there is only one human genome sequence, different genes are expressed in many different cell types and tissues, as well as in different developmental stages or diseases. The structure of ...

Vaccination during the follicular phase of the menstrual cycle results in a higher chance of side effects, but a longer time to infection.

The exponential growth in molecular sequence data started in the early 1980s when methods for DNA sequencing became widely available. The data were accumulated in databases such as GenBank, EMBL ...

The PNAS Editorial Board is made up of NAS members who are active scientists and experts in their fields. On submission, your paper is assigned to an Editorial Board member in one of the 31 NAS ...