
Current Biology, Journal Year: 2021, Volume and Issue: 31(9), P. 1945 - 1953.e5
Published: Feb. 26, 2021
Larval zebrafish (Danio rerio) are an ideal organism for studying color vision, as their retina possesses four types of cone photoreceptors, covering most the visible range and into UV.1Raymond P.A. Barthel L.K. Curran G.A. Developmental patterning rod photoreceptors in embryonic zebrafish.J. Comp. Neurol. 1995; 359: 537-550Crossref PubMed Scopus (254) Google Scholar,2Robinson J. Schmitt E.A. Hárosi F.I. Reece R.J. Dowling J.E. Zebrafish ultraviolet visual pigment: absorption spectrum, sequence, localization.Proc. Natl. Acad. Sci. USA. 1993; 90: 6009-6012Crossref (191) Scholar Additionally, eye nervous systems accessible to imaging, given that they naturally transparent.3Spence R. Gerlach G. Lawrence C. Smith The behaviour ecology zebrafish, Danio rerio.Biol. Rev. Camb. Philos. Soc. 2008; 83: 13-34Crossref (627) Scholar, 4Portugues Feierstein C.E. Engert F. Orger M.B. Whole-brain activity maps reveal stereotyped, distributed networks visuomotor behavior.Neuron. 2014; 81: 1328-1343Abstract Full Text PDF (163) 5Ahrens Robson D.N. Li J.M. Keller P.J. functional imaging at cellular resolution using light-sheet microscopy.Nat. Methods. 2013; 10: 413-420Crossref (737) Recent studies have found that, through a set wavelength-range-specific horizontal, bipolar, retinal ganglion cells (RGCs),6Zimmermann M.J.Y. Nevala N.E. Yoshimatsu T. Osorio D. Nilsson D.-E. Berens P. Baden differentially process across space match natural scenes.Curr. Biol. 2018; 28: 2018-2032.e5Abstract (63) 7Connaughton V.P. Nelson Spectral responses horizontal include tetraphasic response novel UV-dominated triphasic response.J. Neurophysiol. 2010; 104: 2407-2422Crossref (34) 8Zhou M. Bear Roberts Janiak F.K. Semmelhack asymmetrically encode spectral temporal information space.Curr. 2020; 30: 2927-2942.e7Abstract (10) 9Yoshimatsu Schröder Fovea-like photoreceptor specializations underlie single UV driven prey-capture behavior zebrafish.Neuron. 107: 320-337.e6Abstract (22) relays tetrachromatic several retinorecipient areas (RAs).10Ma Kler S. Pan Y.A. Structural neural connectivity analysis with restricted anterograde transneuronal viral labeling quantitative brain mapping.Front. Neural Circuits. 13: 85Crossref (5) 11Wulliman M.F. Rupp B. Reichert H. Neuroanatomy Brain: A Topological Atlas. Birkhäuser, 2012Google 12Bartel Colourfulness possible measure object proximity larval brain.bioRxiv. https://doi.org/10.1101/2020.12.03.410241Crossref (0) 13Fornetto Tiso N. Pavone F.S. Vanzi Colored stimuli evoke spectrally tuned neuronal central system larvae.BMC 18: 172Crossref (6) main RA is optic tectum, receiving 97% RGC axons via neuropil mass termed arborization field 10 (AF10).14Robles E. Laurell Baier projectome reveals brain-area-specific representations generated by cell diversity.Curr. 24: 2085-2096Abstract (84) Scholar,15Burrill J.D. Easter Jr., S.S. Development retinofugal projections (Brachydanio rerio).J. 1994; 346: 583-600Crossref (182) Here, we aim understand processing chromatic signals interface between RGCs major targets. We used 2-photon calcium separately neurons different awake animals. find widespread throughout brain, large variety among RGCs, even greater diversity Specific combinations enriched specific nuclei, but there no structure. In this pathway, connection AF10 observe key elements processing, such enhanced signal decorrelation improved decoding.16Niessing Friedrich R.W. Olfactory pattern classification discrete network states.Nature. 465: 47-52Crossref (124) Scholar,17Johnson K.O. coding.Neuron. 2000; 26: 563-566Abstract (26) richer stimulus revealed these enhancements occur context more code facilitating association small vertebrate brain.
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