Behavioral Endocrinology (Hormones & Behavior) Chapter 2

metabotropic receptors

receptors that when bound activate a second messenger or G-protein-mediated response

GnRH

a peptide produced in the hypothalamus that modulates secretion of pituitary hormones (also called LH-RH)

ligand-gated ion channels

receptors that change their conformation allowing ions to pass through when bound by their ligand

autoradiogram

an image recorded pm a photographic film or emulsion; it is produced by the radiation emitted from a section of brain tissue that has been treated or injected with a radioactively labeled isotope

transgenic

describes an animal, often a mouse, in which a gene has been inserted or altered

knockout

an individual, often a mouse, that has a specific gene that has been inactivated or deleted