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Magnification of an engineered bone marrow-on-a-chip includes a network of green-labeled blood vessels and patches of magenta-labeled cellular niches   

Researchers design bone marrow-on-a-chip model to study human immune cells  

Miniaturized model provides window into production and behavior of long-lived antibody-producing cells in NIH-funded study. 
Dr. Peter Embí.

Physician-scientist and informatics leader Dr. Peter Embí to helm NIH’s National Library of Medicine

Cheerful active senior couple jogging in the park. Exercise together to stop aging.

GLP-1 treatment late in life extends lifespan in animal model

Medication produced benefits beyond what was achieved by calorie restriction alone.
Photo of a lone star tick on a leaf. 

NIH researchers identify rare antibodies with potential to combat alpha-gal syndrome

The discovery, made through malaria research, is a breakthrough for allergic condition associated with tick bites that has no treatment or cure. 
Wendy J. Weber

Dr. Wendy Weber to serve as director of the National Center for Complementary and Integrative Health 

Dr. Weber began her new role on Aug. 23, 2026.
John Gaitanis, M.D.

Pediatric neurologist Dr. John Gaitanis to lead NIH’s Eunice Kennedy Shriver National Institute of Child Health and Human Development

Dr. Gaitanis is set to begin his role on August 23, 2026.
Image of multiple, colorful cross sections of the organoids arranged to almost look like fireworks.

Brain organoid maturation is driven by a lifelike developmental clock

Researchers sustained the organoids for nearly six years, potentially unlocking longer term studies of neurodevelopmental disorders.