Visual pigments: trading noise for fast recovery.
Spontaneous activation of rhodopsin without light absorption occurs at a much lower rate in rod photoreceptors and insect rhabdoms than in cones. The difference lies in the pigment molecules themselves, and has implications for the design of visual photoreceptors.
Osorio
D
D
School of Life Sciences, University of Sussex, Brighton BN1 9QG, UK. d.osorio@sussex.ac.uk
Nilsson
D-E
DE
D000818:Animals; D008027:Light; D010786:Photoreceptor Cells / Q000033:anatomy & histology / Q000502:physiology*; D017956:Photoreceptor Cells, Invertebrate / Q000033:anatomy & histology / Q000502:physiology*; D012168:Retinal Pigments / Q000378:metabolism / Q000502:physiology*; D013696:Temperature; D014785:Vision, Ocular / Q000502:physiology*
D012168:Retinal Pigments