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Keywords: spectral sensitivity
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Journal Articles
J Exp Biol (2020) 223 (14): jeb225920.
Published: 22 July 2020
... spectral classes of photoreceptors. Jewel beetle Compound eye Spectral sensitivity Polarization sensitivity Retinal mosaic Jewel beetles (Coleoptera: Buprestidae) get their name from their iridescent cuticles resembling jewelry ( Fig. 1 ). Their exoskeleton consists of alternating...
Includes: Supplementary data
Journal Articles
J Exp Biol (2020) 223 (3): jeb217703.
Published: 03 February 2020
...-sensitive cells and they are also polarization sensitive, which may be useful for visual orientation during migration. Photoreceptor Vision Insect Migration Spectral sensitivity The visual system of butterflies is diverse and complex, which is apparent in the compound eye photoreceptors...
Journal Articles
J Exp Biol (2019) 222 (23): jeb212779.
Published: 10 December 2019
... function. Here, we present electroretinogram recordings from the radiolar eyes of the fan worm Acromegalomma vesiculosum . We examine their spectral sensitivity along with their dynamic range and temporal resolution. Our results show that they possess one class of photoreceptors with a single visual...
Includes: Supplementary data
Journal Articles
J Exp Biol (2019) 222 (21): jeb209015.
Published: 08 November 2019
... of the grapsid crab Neohelice granulata (=Chasmagnathus granulatus): variation of resolution and facet diameters . J. Comp. Physiol. A   198 , 173 - 180 . 10.1007/s00359-011-0697-7 Caves , E. M. , Frank , T. M. and Johnsen , S. ( 2016 ). Spectral sensitivity, spatial...
Includes: Supplementary data
Journal Articles
J Exp Biol (2019) 222 (14): jeb208595.
Published: 23 July 2019
... Pulmonate Spectral sensitivity Lehmannia valentiana Most animals possess eyes as specialized sensory organs for photoreception. However, the presence of non-ocular photosensory systems, such as photosensitive brain neurons and dermal photosensing systems, has been reported in several...
Includes: Supplementary data
Journal Articles
J Exp Biol (2019) 222 (12): jeb204271.
Published: 25 June 2019
... considerable impact on spectral sensitivity, highlighting the need to incorporate this type of measurement into the design of stimuli for experiments on visual function. * Author for correspondence ( carola.yovanovich@ib.usp.br ) Competing interests The authors declare no competing or financial...
Includes: Supplementary data
Journal Articles
J Exp Biol (2018) 221 (21): jeb189340.
Published: 01 November 2018
.../ Summary: In the compound eye of the American cockroach, complex electrical interactions take place between green- and UV-sensitive photoreceptors in each ommatidium. Cockroach RNA interference Ephaptic interactions Spectral sensitivity Opsin In nervous systems, electrical communications...
Journal Articles
J Exp Biol (2018) 221 (12): jeb179085.
Published: 22 June 2018
... deep in the medulla that showed prominent spiking were classified as L3/4. The majority of LMCs of both types had broad spectral sensitivities, peaking between 480 and 570 nm. Depending on the experimental conditions, spikes varied from small to action potential-like events, with their amplitudes and...
Journal Articles
J Exp Biol (2017) 220 (11): 2047–2056.
Published: 01 June 2017
.../ Summary: Polarisation vision in the moths is not confined to the dorsal rim area; the retina of Crambid, Noctuid and Saturniid moths and some dung beetles contains distal photoreceptors with extremely high polarisation sensitivity. Moth retina Spectral sensitivity Polarisation sensitivity...
Includes: Supplementary data
Journal Articles
J Exp Biol (2017) 220 (2): 266–277.
Published: 15 January 2017
... varying across the retina. Spectral sensitivity, which affects both achromatic and chromatic (colour) vision, also varies across the retina, though the function of this inhomogeneity is less clear. We previously demonstrated spatially varying spectral sensitivity of double cones in the cichlid fish...
Includes: Supplementary data
Journal Articles
J Exp Biol (2016) 219 (24): 3866–3874.
Published: 15 December 2016
... responses to equi-quantal monochromatic light flashes of different wavelengths, and established V log I relationships to calculate spectral sensitivities. Based on opsin template fits, we found maximal spectral sensitivity (λ max ) in the green domain at 539 nm. Application of a green light to ‘bleach...
Includes: Supplementary data
Journal Articles
J Exp Biol (2016) 219 (19): 3039–3048.
Published: 01 October 2016
... behind the tapetum upon dark adaptation. Vision Raman spectroscopy Nanocrystals Spectral sensitivity Jumping bristletail Insect The structure and function of compound eyes in crustaceans and insects has been the subject of intense study over the last 120 years (e.g. Exner, 1891...
Includes: Supplementary data
Journal Articles
J Exp Biol (2014) 217 (19): 3557–3568.
Published: 01 October 2014
... locust. In addition to previously characterized opsins of long-wavelength-absorbing (Lo1) and blue-absorbing visual pigments (Lo2), we identified an opsin of an ultraviolet-absorbing visual pigment (LoUV). DRA photoreceptors exclusively expressed Lo2, had peak spectral sensitivities at 441 nm and showed...
Journal Articles
J Exp Biol (2013) 216 (18): 3414–3421.
Published: 15 September 2013
... sensitivities of the photoreceptors are rather simple, and peak in the ultraviolet, blue and green wavelength regions. The ommatidia have neither perirhabdomal nor fluorescent pigments, which modulate photoreceptor spectral sensitivities in a number of other butterfly species. These features are primitive, but...
Journal Articles
J Exp Biol (2013) 216 (10): 1916–1923.
Published: 15 May 2013
... pigment color is red in all ommatidial types except for type II ommatidia of females, where the pigment is orange. Intracellular recordings demonstrated that the spectral sensitivities of the proximal photoreceptors (R5–8) of all ommatidia in both sexes are strongly tuned by the perirhabdomal pigments...
Journal Articles
J Exp Biol (2011) 214 (8): 1283–1293.
Published: 15 April 2011
... reliability may be obtained at the expense of temporal resolution: the corner frequencies of dark-adapted ocellar photoreceptors were just 4–11 Hz. Spectral sensitivity profiles consistently peaked at 500 nm. Unlike the ocelli of other flying insects, we did not detect UV-sensitive visual pigments in M...
Includes: Supplementary data
Journal Articles
J Exp Biol (2010) 213 (18): 3187–3197.
Published: 15 September 2010
... © 2010. 2010 spectral sensitivity polarization sensitivity Salmoninae Atlantic salmon electroretinogram compound action potentials cone photoreceptors ultraviolet sensitivity Polarization sensitivity is a visual attribute of many teleost species ( Flamarique and Hawryshyn, 1998...
Journal Articles
J Exp Biol (2010) 213 (10): 1751–1761.
Published: 15 May 2010
... resolution, yet the visual systems of coastal piscivores remain understudied despite differences in their ecomorphology and microhabitat use. We therefore used electroretinographic techniques to describe the light sensitivities, temporal properties and spectral sensitivities of the visual systems of four...
Journal Articles
J Exp Biol (2008) 211 (22): 3601–3612.
Published: 15 November 2008
... degradation of water quality in coastal environments, at a pace faster than the evolution of visual systems, has amplified the importance of characterizing visual function in managed aquatic fauna. electroretinography fish flicker fusion frequency Sciaenidae spectral sensitivity visual ecology...
Journal Articles
J Exp Biol (2008) 211 (5): 816–823.
Published: 01 March 2008
..., Germany (e-mail: noergaard.thomas@gmail.com ) 2 1 2008 © The Company of Biologists Limited 2008 2008 nocturnal navigation visual field electroretinogram spectral sensitivity temporal summation spider navigation Leucorchestris arenicola Lawrence (Araneae: Sparassidae...