scholarly journals The role of US novelty in retention interval effects in single-element taste-aversion learning

1994 ◽  
Vol 22 (3) ◽  
pp. 332-340 ◽  
Author(s):  
W. Robert Batsell ◽  
Michael R. Best
1986 ◽  
Vol 37 (5) ◽  
pp. 815-818 ◽  
Author(s):  
Bernard M. Rabin ◽  
Walter A. Hunt ◽  
Alan L. Chedester ◽  
Jack Lee

1986 ◽  
Vol 21 (2) ◽  
pp. 109-118 ◽  
Author(s):  
A.K. Mohammed ◽  
N.E.B. Callenholm ◽  
T.U.C. Järbe ◽  
M.D.B. Swedberg ◽  
W. Danysz ◽  
...  

1998 ◽  
Vol 5 (6) ◽  
pp. 481-492 ◽  
Author(s):  
Glenn E. Schafe ◽  
Todd E. Thiele ◽  
Ilene L. Bernstein

Although an important role for the amygdala in taste aversion learning has been suggested by work in a number of laboratories, results have been inconsistent and interpretations varied. The present series of studies reevaluated the role of the amygdala in taste aversion learning by examining the extent to which conditioning methods, testing methods and lesioning methods, influence whether amygdala lesions dramatically affect conditioned taste aversion (CTA) learning. Results indicated that when animals are conditioned with an intraoral (I/O) taste presentation, lesions of amygdala eliminate evidence of conditioning whether animals are tested intraorally or with a two-bottle solution presentation. Dramatic effects of amygdala lesions on CTA learning were seen whether lesions were made electrolytically or using an excitotoxin. In contrast, when animals were conditioned using bottle presentation of the taste, electrolytic lesions attenuated CTAs but did not eliminate them, and excitotoxic lesions had no effect. These results are consistent with the hypothesis that neural structures critical for CTA learning may differ depending on the extent to which the method of conditioned stimulus delivery incorporates a response component.


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