Repeated cocaine exposure induces sensitization of ultrasonic vocalization in rats

Ultrasonic vocalizations as indices of affective states in rats.

Brian Knutson, Jeffrey Burgdorf, Jaak Panksepp · Psychological Bulletin · 2002 · 617 citations

Life Sciences, Neuroscience, Pharmacology +15

Anticipation of play elicits high-frequency ultrasonic vocalizations in young rats.

Brian Knutson, Jeffrey Burgdorf, Jaak Panksepp · Journal of comparative psychology · 1998 · 449 citations

Life Sciences, Behavioral Sciences, Zoology +17

50-kHz chirping (laughter?) in response to conditioned and unconditioned tickle-induced reward in rats: effects of social housing and genetic variables

Jaak Panksepp, Jeffrey Burgdorf · Behavioural Brain Research · 2000 · 358 citations

Life Sciences, Behavioral Sciences, Neuroscience +12

Ultrasonic calls of rats as indicator variables of negative or positive states: Acetylcholine–dopamine interaction and acoustic coding

Stefan M. Brudzyński · Behavioural Brain Research · 2007 · 226 citations

Life Sciences, Neurobiology, Neuroscience +13

Communication of Adult Rats by Ultrasonic Vocalization: Biological, Sociobiological, and Neuroscience Approaches

Stefan M. Brudzyński · ILAR Journal · 2009 · 224 citations

Life Sciences, Neurobiology, Neuroscience +17