Immunology

Cells help immune system tolerate friendly gut bacteria

Immune cells called group 3 innate lymphoid cells (ILC3s) play an essential role in establishing tolerance to symbiotic microbes that dwell in the human gastrointestinal tract, according to a study led by researchers at Weill ...

Health

How does caffeine give us energy?

As our school and work schedules start returning to normal, many of us will find ourselves reaching for a pick-me-up to make it through the day. Often, this comes in the form of caffeine—say, in a cup of coffee or tea, ...