A specialized cell type in a multicellular organism that is sensitive to light. This definition excludes single-celled organisms, but includes non-eye receptors, such as snake infra-red (heat) detectors or photosensitive pineal gland cells. See retinal rods, retinal cones.

Dictionary of molecular biology. 2004.

Игры ⚽ Поможем написать реферат

Look at other dictionaries:

  • Photoreceptor — can refer to:In anatomy/cell biology: *Photoreceptor cell: a photosensitive cell, most commonly referring to a specialized type of neuron found in the retina of vertebrate eyes that is capable of phototransduction *Ocellus (invertebrate… …   Wikipedia

  • photoreceptor — [fōt΄ō ri sep′tər] n. Biol. a sense organ specialized to detect light, as the eye or any of the elements of a compound eye photoreception n. photoreceptive adj …   English World dictionary

  • photoreceptor — fotojutiklis statusas T sritis automatika atitikmenys: angl. photoreceptor; photosensor vok. Photosensor, m; Photowandler, m rus. фотодатчик, m pranc. photorécepteur, m; photosenseur, m …   Automatikos terminų žodynas

  • Photoreceptor cell — This article is about cellular photoreceptors. For other types of photoreceptors, see Photoreceptor (disambiguation). Rods and cones redirects here. For the Blue Man Group song, see Rods and Cones (song). Neuron: Photoreceptor Cell …   Wikipedia

  • Photoreceptor cell-specific nuclear receptor — Nuclear receptor subfamily 2, group E, member 3 Identifiers Symbols NR2E3; ESCS; MGC49976; PNR; RNR; RP37; rd7 External IDs …   Wikipedia

  • Photoreceptor protein — Photoreceptors are light sensitive proteins involved in the sensing and response to light in a variety of organisms. Some examples are rhodopsin in the photoreceptor cells of the vertebrate retina, phytochrome in plants, and bacteriorhodopsin in… …   Wikipedia

  • photoreceptor — noun Date: 1906 a receptor for light stimuli …   New Collegiate Dictionary

  • photoreceptor — n. [Gr. phos, light; L. receptor, receiver] A sense organ responsive to light …   Dictionary of invertebrate zoology

  • photoreceptor — /foh toh ri sep teuhr/, n. Physiol., Biol. a receptor stimulated by light. [1905 10; PHOTO + RECEPTOR] * * * …   Universalium

  • photoreceptor — noun A specialized neuron able to detect, and react to light …   Wiktionary

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”