Timeline for Are there neurons that can sense light shining in your ears?
Current License: CC BY-SA 3.0
4 events
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| Jan 21, 2012 at 2:13 | comment | added | yamad | The study I think you are referring to appeared to find that shining light on the back of the knee could entrain a human's circadian clock (Campbell and Murphy, 1998). That study has been refuted by a later study (Wright and Czeisler, 2002, see comment by Baringa, 2002). Wright and Czeisler show no response to light behind the knees. Current consensus is that mammalian photosensitivity resides only in the eyes. | |
| Jan 20, 2012 at 13:35 | comment | added | David Cary | There has been one small study that seems to show that human skin is photosensitive. | |
| Jan 18, 2012 at 0:14 | comment | added | yamad | Can you provide a reference for a case in which a TRP channel, commonly thought of as a temperature detector, is plausibly used as a light sensor? | |
| Jan 17, 2012 at 20:30 | history | answered | shigeta | CC BY-SA 3.0 |