Adrenergic neurons in the retina.
D000818:Animals; D002415:Cats; D006168:Guinea Pigs; D000882:Haplorhini; D066298:In Vitro Techniques; D051379:Mice; D009474:Neurons; D011817:Rabbits; D051381:Rats; D012160:Retina / Q000033:anatomy & histology* / Q000294:innervation*; D013564:Sympathetic Nervous System