- Risinger F, Quick E, Belknap J. Quantitative trait loci for acute behavioral sensitivity to paraoxon. Neurotoxicol Teratol. 2000;22:667-74 pubmed....
- Risinger F, Freeman P, Rubinstein M, Low M, Grandy D. Lack of operant ethanol self-administration in dopamine D2 receptor knockout mice. Psychopharmacology (Berl). 2000;152:343-50 pubmed..Reduced responding in the KO mice for several reinforcers including ethanol indicates a more general role for dopamine D2 receptors in motivated responding rather than a specific role in ethanol reinforcement. ..
- Risinger F, Freeman P, Greengard P, Fienberg A. Motivational effects of ethanol in DARPP-32 knock-out mice. J Neurosci. 2001;21:340-8 pubmed..2% w/v) was subsequently added to the ethanol mixture, and responding was examined at 0, 5, 10, and 20% ethanol concentrations. Ethanol responding increased in both genotypes, although WT mice showed higher rates at all concentrations. ..