Journal of Clinical Endocrinology & Metabolism, Vol 72,
819-823, Copyright © 1991 by Endocrine Society


Sequential cerebrospinal fluid
and plasma sampling in
humans: 24-hour melatonin
measurements in normal
subjects and after peripheral
sympathectomy

J Bruce, L Tamarkin, C Riedel, S Markey and
E Oldfield
After bilateral T1-T2 ganglionectomy, however, melatonin levels were markedly reduced, and the diurnal rhythm was abolished.