Harvard Medicine News
SIDS Insights

Scientists trying to identify the roots of sudden infant death syndrome have increasingly turned their attention to the neurotransmitter serotonin and the brain cells that produce it.

serotonin-producing neurons
Brain Checkpoint

Immune checkpoint therapy has transformed cancer treatment, but could a similar approach hold promise for neurodegenerative disease?

Microglia (green) interacting with neuronal processes (red)
Unexplored Frontiers

How do various bacteria in our gut affect the risk of diseases ranging from Alzheimer’s to diabetes to cancer? Scientists are on a quest for answers.

illustration of human gut
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