Transplanting RPE cells grown from stem cells might rejuvenate the eye's rods and cones, restoring lost vision.
He may not have been working the cones, but it looked as though his underlings were.
Though King and Malcolm X met only once, cones demonstrates how they understood and utilized their synergy.
1560s, from Middle French cone (16c.) or directly from Latin conus "a cone, peak of a helmet," from Greek konos "cone, spinning top, pine cone," perhaps from PIE root *ko- "to sharpen" (cf. Sanskrit sanah "whetstone," Latin catus "sharp," Old English han "stone").
A solid body having a circle for its base and sides inclined so as to meet at a point above the base.
See cone cell.