Talk:Dehydroretinal

Physiology Mid‑importance

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Chemicals Low‑importance

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Infrared vision military trials[edit]

Supplementation of this chemical resulted in infrared-sensitive opsins being produced in military tests. I've got no source, unfortunately. But I think this needs to be further researched and noted. —Preceding unsigned comment added by 32.159.84.75 (talk) 06:23, 16 July 2009 (UTC)[reply]