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Organoids

Annie Kathuria and her research team have grown a novel whole-brain organoid, complete with neural tissues and rudimentary blood vessels—an advance that could usher in a new era of research into neuropsychiatric disorders such as autism.
Biomedical engineering
Hopkins scientists grow novel 'whole-brain' organoid
Published July 25, 2025
Advance could usher in new era of research for schizophrenia, autism, Alzheimer's, and other neurological diseases
Thomas Hartung
3 Questions
End of animals-only testing brings opportunities, challenges
Published July 16, 2025
Hopkins expert Thomas Hartung discusses NIH announcement that it will no longer consider grant proposals that do not include alternative testing models
Tetris blocks form the shape of a brain
Research
Saving lives, alternatively speaking
Published Fall 2024
Artificial intelligence and organoid advances hold new promise for reducing the number of laboratory animals used in studies. / Johns Hopkins Magazine
A microscopic view at 500 microns of two types of cells within a retina organid, showing blue cones in cyan and green/red cones in green.
Biology
Why people see colors dogs can't
Published Jan 11, 2024
With human retinas grown in a petri dish, researchers discover how humans generate specialized cells that enable us to see millions of colors
A close up of a brain organoid shows neurons in magenta, cell nuclei in blue, and other supporting cells in red and green.
Biocomputing
Could future computers run on human brain cells?
Published Feb 28, 2023
Hopkins researchers tout the promise of 'organoid intelligence,' which could one-day yield computers that are faster, more efficient, and more powerful than silicon-based computing and AI
Autism
Environmental hazards
Published Winter 2021
Using brain organoids, researchers examine potential environmental link to autism / Johns Hopkins Magazine
Lab photo of structures in the retina
Biology
Human retinas grown in a dish explain how color vision develops
Published Oct 11, 2018 Video
Lab-grown organoids reveal the mysterious process of eye tissue formation that takes place in the womb