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    Article

    Different effects of chronic nicotine treatment regimens on body weight and tolerance in the rat

    The effect of different chronic nicotine administration regimens on body weight and the development of tolerance was examined in female rats. Groups of animals were either treated with nicotine via a subcutane...

    Michael M. Morgan, Gaylord Ellison in Psychopharmacology (1987)

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    Chapter

    Differences in Antinociception Evoked from Dorsal and Ventral Regions of the Caudal Periaqueductal Gray Matter

    Stimulation-produced antinociception (SPA) from the periaqueductal gray matter (PAG) was first reported by Reynolds in 1969. Mayer and co-workers (1971) further characterized this phenomenon, demonstrating tha...

    Michael M. Morgan in The Midbrain Periaqueductal Gray Matter (1991)

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    Article

    Contribution of dopamine receptors to periaqueductal gray-mediated antinociception

    Morphine relieves pain, in part, by acting on neurons within the periaqueductal gray (PAG). Given that the PAG contains a subpopulation of dopamine neurons, dopamine may contribute to the antinociceptive effec...

    Paul J. Meyer, Michael M. Morgan, Laura B. Kozell, Susan L. Ingram in Psychopharmacology (2009)

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    Reference Work Entry At a glance

    Internalization

    Michael M. Morgan, MacDonald J. Christie in Encyclopedia of Psychopharmacology (2010)

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    Reference Work Entry At a glance

    Opioid

    Michael M. Morgan, MacDonald J. Christie in Encyclopedia of Psychopharmacology (2010)

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    Reference Work Entry At a glance

    GPCR

    Michael M. Morgan, MacDonald J. Christie in Encyclopedia of Psychopharmacology (2010)

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    Reference Work Entry At a glance

    μ-Receptor

    Michael M. Morgan, MacDonald J. Christie in Encyclopedia of Psychopharmacology (2010)

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    Reference Work Entry At a glance

    σ-Receptor

    Michael M. Morgan, MacDonald J. Christie in Encyclopedia of Psychopharmacology (2010)

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    Reference Work Entry At a glance

    Voltage-Gated Potassium Channels

    Michael M. Morgan, MacDonald J. Christie in Encyclopedia of Psychopharmacology (2010)

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    Reference Work Entry At a glance

    Downregulation

    Michael M Morgan, MacDonald J. Christie in Encyclopedia of Psychopharmacology (2010)

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    Reference Work Entry At a glance

    Antinociception

    Michael M. Morgan, MacDonald J. Christie in Encyclopedia of Psychopharmacology (2010)

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    Reference Work Entry At a glance

    Delta-Receptor

    Michael M Morgan, M J Christie in Encyclopedia of Psychopharmacology (2010)

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    Reference Work Entry At a glance

    Enkephalinase

    Michael M. Morgan, MacDonald J. Christie in Encyclopedia of Psychopharmacology (2010)

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    Reference Work Entry At a glance

    Endogenous Opioid

    Michael M. Morgan, MacDonald J. Christie in Encyclopedia of Psychopharmacology (2010)

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    Reference Work Entry At a glance

    G-Protein-Coupled Inwardly Rectifying Potassium Channels

    Michael M. Morgan, MacDonald J. Christie in Encyclopedia of Psychopharmacology (2010)

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    Reference Work Entry At a glance

    Hetero-Oligomers

    Michael M. Morgan, MacDonald J. Christie in Encyclopedia of Psychopharmacology (2010)

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    Reference Work Entry At a glance

    Kappa-Receptor

    Michael M. Morgan, MacDonald J. Christie in Encyclopedia of Psychopharmacology (2010)

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    Reference Work Entry At a glance

    Release Probability

    Michael M. Morgan, MacDonald J. Christie in Encyclopedia of Psychopharmacology (2010)

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    Reference Work Entry At a glance

    Opiate

    Michael M. Morgan, MacDonald J. Christie in Encyclopedia of Psychopharmacology (2010)

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    Reference Work Entry At a glance

    Volume Transmission

    Michael M. Morgan, MacDonald J. Christie in Encyclopedia of Psychopharmacology (2010)

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