Researchers report they have genetically mapped the cell types that make up the mouse iris -- the thin disc of pigmented tissue that, in humans, gives eyes their distinct colors. Johns Hopkins ...

Johns Hopkins Medicine researchers report they have genetically mapped the cell types that make up the mouse iris — the thin disc of pigmented tissue that, in humans, gives eyes their distinct colors.

If vision science were a movie, the iris would be a supporting actor. It doesn't get as much limelight as the retina, the eye's light-sensing tissue. And it's not as high-profile as the lens, which ...

Using genetic analysis, researchers have created a “map” of the cell types that make up the iris The research reveals new cell types in the iris, including two distinct smooth muscle types The ...

Whenever I indulge in guacamole made from a Hass avocado, I am reminded of its unlikely origin. In 1926, Rudolph Hass, a mail carrier in Pasadena, planted three avocado seeds in his avocado grove in ...