A Fly’s Favorite Color

by Michelle Frank figures by Abagail Burrus It’s a classic kindergarten icebreaker: which do you like better, blue or green? Would you rather wear pink or orange? What’s your favorite color? While these preferences might seem like markers of human personality, Homo sapiens aren’t the only animal to have a preferred hue. When given a choice, even insects show a preference for one shade of … Continue reading A Fly’s Favorite Color

Promising results for a treatment for blindness

Progressive blindness has been reversed in two patients with age-related macular degeneration, also known as AMD. AMD is a leading cause of blindness in people over 50. AMD damages the central portion of the retina, called the macula, which decreases vision over time, and can lead to blind spot formation. Phase 1 clinical trial results highlighting the effectiveness of a stem cell-based therapy were published … Continue reading Promising results for a treatment for blindness

A Sight For Sore Eyes

  Have you ever experienced itchy, watery eyes as a result of seasonal allergies? The objects in this picture are to blame. This microscope image shows conjunctival tissue from an eye in the presence of a single mast cell. Mast cells are important regulators of the immune system. Upon invasion of the eye with foreign objects, such as allergens, the mast cell is recruited to … Continue reading A Sight For Sore Eyes