. Author manuscript; available in PMC: 2009 Feb 1.

Published in final edited form as: Exp Eye Res. 2007 Nov 5;86(2):241–250. doi: 10.1016/j.exer.2007.10.015

Table 1.

Treatment schedule for 14-day melatonin gavage toxicity study.

Lighting Conditions Day Treatment (Normal light cycle)
Night Treatment (Light cycle reversed)
High Intensity Illumination(HII) (Melatonin treatment and HII exposure at about midday)