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Keywords: Progressive ratio
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Journal Articles
Ivana A. T. Fonseca, Renata L. F. Passos, Fernanda A. Araújo, Milene R. M. Lima, Débora R. Lacerda, Washington Pires, Danusa D. Soares, Robert J. Young, Luiz Oswaldo C. Rodrigues
Journal:
Journal of Experimental Biology
J Exp Biol (2014) 217 (18): 3274–3282.
Published: 15 September 2014
... the amount of energy obtained was not sufficient to maintain the body mass of rats. The linear relationship between distance ran and required to run to obtain ad libitum feeding level (Fig. 1A) suggests that, if the progressive ratio had continued beyond the maximal daily distance (day 42), rats would have...