cd40 is recognized as a member of tumor necrosis factor receptor super family. it is expressed by the immune and non-immune cells. its interaction with cd40 ligand (cd154) brings about  a regulatory effect on  the cellular and humoral immunity. the pathway of cd40-cd154 is influential in various diseases. investigations on such diseases have revealed dimensional mechanisms whereby this route in...

Fatigue in resident physicians has been identified as a factor that contributes to burnout and decline overall wellbeing. risk exists because of poor sleep habits demanding work schedules have only increased due the COVID-19 pandemic. At this time, it is important not lose sight how fatigue can impact residents be mitigated. While mitigation currently addressed by duty hour restrictions educati...