Involvement of opioid and dopaminergic systems in isolation-induced pinning and social grooming of young rats

Biopsychology of development

1971 • 744 citations

The psychobiology of play: Theoretical and methodological perspectives

1984 • 465 citations

Social deprivation and play in rats

1980 • 399 citations

The Development of Social Interaction, Play, and Metacommunication in Mammals: An Ethological Perspective

1972 • 269 citations

Play as a reinforcer for maze-learning in juvenile rats

1981 • 201 citations

An investigation of playful behaviour in Rattus norvegicus and Mus musculus (Mammalia)

1975 • 191 citations

Social play in juvenile rats: A decade of methodological and experimental research

1984 • 176 citations

Short-term isolation increases social interactions of male rats: A parametric analysis

1982 • 173 citations

An autoradiographic map of (3H) diprenorphine binding in rat brain: Effects of social interaction

1981 • 161 citations

Opiates and play dominance in juvenile rats.

1985 • 146 citations

Opiates and play dominance in juvenile rats.

1985 • 145 citations

Psychomotor stimulants, social deprivation and play in juvenile rats

1982 • 130 citations

Fighting in juvenile rats and the ontogeny of agonistic behavior.

1980 • 92 citations

Naloxone and play fighting in juvenile rats

1982 • 76 citations

Partial anxiolytic action of morphine sulphate following microinjection into the central nucleus of the amygdala in rats

1979 • 72 citations

Brief social isolation, pain responsivity, and morphine analgesia in young rats

1980 • 69 citations

Isolation rearing decreases opiate receptor binding in rat brain

1982 • 54 citations

Dorsomedial diencephalic involvement in the juvenile play of rats.

1985 • 44 citations

Early separation of young rats from the mother and the development of play fighting

1987 • 44 citations

Normalizing Effect of an Adrenocorticotropic Hormone (4-9) Analog ORG 2766 on Disturbed Social Behavior in Rats

1983 • 41 citations

Non-opiate β-endorphin fragments and dopamine—I the neuroleptic-like γ-endorphin fragments interfere with the behavioural effects elicited by small doses of apomorphine

1982 • 41 citations

Low doses of β-endorphin increase social contacts of rats tested in dyadic encounters

1983 • 39 citations

The effects of naloxone and cage size on social play and activity in isolated young rats

1986 • 37 citations

Dorsomedial diencephalic involvement in the juvenile play of rats.

1985 • 35 citations

Opiates and homing.

1980 • 34 citations

Neuropeptides and social behavior of rats tested in dyadic encounters

1984 • 30 citations

Catecholamines and endogeneous opioids in ventral tegmental self-stimulation reward

1988 • 19 citations

Haloperidol restores exploration but not loco motion following an auto receptor dose of apo morphine

1982 • 2 citations

The usefulness of social behavior in behavioral pharmacology

1987 • 1 citations