So it can either be half of the retina or a small section thereof. So the symptoms of retinal vein occlusion can vary. So the first thing is, the patient might tell me that they have a certain ...

To find out, they used adaptive optics optical coherence tomography to identify the M photoreceptors in a section of the retina for several volunteers—such maps are unique for each person.

You'll find the Retina Hippo Pool in the northwestern section of Central Serengeti, just north of the Seronera River Valley. Like other areas of Serengeti National Park, this body of water is free ...