Study: Dopamine involved in learning under both positive and negative reinforcement

A study published this month demonstrates that dopamine is involved in learning under both positive and negative reinforcement contingencies. A summary of this research, conducted at the University of Pennsylvania, is provided here: http://www.eurekalert.org/pub_releases/2016-02/uops-bsn022916.php U of Penn’s original release of the study is here: http://www.uphs.upenn.edu/news/News_Releases/2016/02/dani/ And the original paper...

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Research Paper Summary: Behavioral Assessment of Child-Directed Canine Aggression

A brief report titled Behavioral Assessment of Child-Directed Canine Aggression by Reisner, Shofer, and Nance (2007) provides some demographic data on child-directed dog bites that include bite circumstances and dog characteristics. In their 2007 paper titled Behavioral Assessment of Child-Directed Canine Aggression, Reisner et al. report case data obtained...

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Abstract: Evaluation of plasma cortisol levels and behavior in dogs wearing bark control collars

Steiss, J.E., Schaffer, C., Ahmad, H.A., & Voith, V. L. (2007). Evaluation of plasma cortisol levels and behavior in dogs wearing bark control collars. Applied Animal Behaviour Science, 106, 96-106. Abstract On Week -1, 24 healthy mixed breed kennel dogs were screened by physical examination, complete blood count, serum biochemistry,...

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Abstract: Effects of surgical and chemical sterilization on the behavior of free-roaming male dogs

A recent study by E. Garde, G.E. Pérez, R Vanderstichel, P.F. Dalla Villa, and J.A. Serpell and published in November 2015 in Preventive Veterinary Medicine, furthers our understanding of the behavioral effects of sterilization. The study’s abstract is presented here. Population management of free-roaming domestic dogs (Canis lupus familiaris)...

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