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Table 1 Orexin cell body distribution

From: A comparative analysis of the distribution of immunoreactive orexin A and B in the brains of nocturnal and diurnal rodents

Brain region LE rat Grass rat Hamster Degu
  A B A B A B A B
Dorsal hypothalamic area + + + +    ++ ++
Dorsomedial hypothalamic nucleus +++ ++ ++ ++ ++ ++ ++++ ++++
Lateral hypothalamic area +++ +++ +++ +++ ++++ ++++ ++++ ++++
Paraventricular hypothalamic nucleus, magnocellular +++ - ++++ - - - - -
Perifornical nucleus ++++ ++++ ++++ ++++ + + ++ ++
Posterior hypothalamic area ++ ++ +++ +++ - - ++ ++
Retrochiasmatic area + + + + - - + +
Subincertal thalamic nucleus + + ++ + + + + +
Supramammillary nucleus   -   - - - + +
Supraoptic nucleus ++++ - ++++ - ++ - - -
Supraoptic nucleus, retrochiasmatic ++ - +++ - + - - -
Tuberum cinerum ++ ++ +++ +++ + + ++ ++
  1. Distribution of orexin A and B cell bodies in the Long-Evans rat, grass rat, Syrian hamster, and degu. The relative densities of OXA- or OXB-containing cells are indicated in each column as very dense (++++), dense (+++), moderately dense (++), sparse (+), or absent (-).