Johns Hopkins University

Ophthalmology

Lab-grown retinas explain why people see colors dogs can't

With human retinas grown in a petri dish, researchers discovered how an offshoot of vitamin A generates the specialized cells that enable people to see millions of colors, an ability that dogs, cats, and other mammals do ...

Diabetes

Beta-cells study sheds light on cause of type 2 diabetes

Scientists at Johns Hopkins All Children's Hospital, along with an international team of researchers, are shedding new light on the causes of type 2 diabetes. The research, published in the journal Nature Communications, ...

Medical economics

Food insecurity and the benefits of SNAP

When Laura Samuel talks about food insecurity, she often draws upon her own experiences spending part of her youth in a mobile home in coastal Maine, one of six children in a hardworking family that often faced tough choices ...

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