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Article: Receptive field properties and laminar organization of lateral geniculate nucleus in the gray squirrel (Sciurus carolinensis).

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Van Hooser SD; Heimel JA; Nelson SB
J. Neurophysiol., 2003


table 2.

Selected relative and absolute properties of LGN cells in cat, rhesus monkey, owl monkey, gray squirrel, rat, rabbit, and opossum

Animal Cat (Felis domesticus) Rhesus monkey (Macacca mulatta) Owl monkey (Aotus trivirgatus) Gray squirrel (Sciurus carolinensis) Rat (Rattus norvegicus) Rabbit (Oryctolagus cuniculus) Opossum (Didelphis virginiana)
Order Carnivora Primate Primate Rodentia Rodentia Lagomorpha Didelphimorphia
Cell type X Y P M P M X-like Y-like X Y Concentric Sustained Concentric Transient X Y
Selected relative properties
Relative receptive field center size Smaller Larger Smaller Larger Smaller Larger No signif. difference No signif. difference No signif. difference No signif. difference Smaller Larger Smaller Larger
Relative latency (to visual or electrical stimulation) Slower Faster Slower Faster Slower Faster Slower Faster Slower Faster Slower Faster Slower Faster
Relative transience More sustained More transient More sustained More transient More sustained More transient More sustained More transient More sustained More transient More sustained More transient More sustained More transient
Selected absolute properties
Nonlinear spatial summation (%) 0% 100% 1% 25% 0% 0-4%3,4 8% 24% 0% 100% 100% 100% 0% 100%
Peak latency (to visual stimulation) 85 ms1 60 ms1 38 ms2 25 ms2 40.4 ms 48.8 ms 32.9 ms 28.6 ms
Color opponency No No Yes No No No
Central receptive field size 0.1° 0.3° 0.01° 0.06° 0.2° 1.0° 1.6° 2.0° 3.9° 4.6° 2.02° 2.58° 2.9° 2.8°
Contrast gain High High Low High Low High Low Low
Center size dependency on eccentricity Strong Strong Weak Strong Strong Strong Weak Weak Weak Weak Strong Strong
Center-surround organization Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes
  • Each animal has one class of neurons that is sustained and another that is transient, although many properties such as linearity of spatial summation, contrast gain, and dependency of receptive field size on eccentricity vary from species to species. References: cat (Shapley and Perry 1986); rhesus monkey (Shapley and Perry 1986); owl monkey (Usrey and Reid 2000); gray squirrel (this study); rat (Gabriel et al. 1996; Hale et al. 1979); rabbit (Swadlow and Weyand 1985); opossum (Kirby and Wilson 1986). 1 Sestokas and Lehmkuhle (1986); 2 Maunsell et al. (1999); 3 Usrey and Reid (2000); 4 Xu et al. (2001).


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Inferred neuron-electrophysiology data values

Neuron Type Neuron Description Ephys Prop Extracted Value Standardized Value Content Source