Abstract: The present invention encompasses the use of adipose tissue derived cells, or conditioned medium of such cells, to treat and prevent vascular related injuries, diseases, disorders, and conditions such as diabetic retinopathy, where, in one aspect, pericytes such as retinal pericytes have been lost or damaged. The present application further discloses compositions and methods useful for enhancing the function and activity of the adipose tissue derived cells in the treatment and prevention of injuries, diseases, disorders, and conditions including the use of TGF? to condition the cells to enhance their activity.

Abstract: Various embodiments include systems and methods for ocular fundus examination reflection reduction. An illumination polarizer assembly can be configured to be user-attachable to an ophthalmological device and can be configured to position a first optical polarizer in an illumination portion of a light path associated with the ophthalmological device. An observation polarizer assembly can be configured to be user-attachable to the ophthalmological device and can also configured to position a second optical polarizer in an observation portion of the light path.