Figure - PMC

Skip to main content

An official website of the United States government

Here's how you know

Here's how you know

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

View full-text article in PMC

. 2015 May 6;3(5):e12389. doi: 10.14814/phy2.12389

Search in PMC
Search in PubMed
View in NLM Catalog
Add to search

© 2015 The Authors. Physiological Reports published by Wiley Periodicals, Inc. on behalf of the American Physiological Society and The Physiological Society.

This is an open access article under the terms of the Creative Commons Attribution License, which permits use, distribution and reproduction in any medium, provided the original work is properly cited.

PMC Copyright notice

Analysis of the daily variation of L-Trp (A), 5-HTP (B) and 5-HT (C) in rat liver measured by HPLC. Each point represents the mean ± SEM. Access to food for the DRF group is represented by the black bar (1200–1400 h). AL (●), DRF (○), Fa (▲), Fa-Re (■), mesor AL(─) DRF (−∙∙), (a) one-way ANOVA, post hoc Bonferroni test. *P < 0.05, **P < 0.01, ***P < 0.001, two-way ANOVA, post hoc Bonferroni test. (b) Student's t-test P < 0.05. n = 4. 5-HTP, 5-hydroxytryptophan; 5-HT, 5-hydroxytryptamine; HPLC, high pressure liquid chromatography; DRF, daytime restricted feeding; ANOVA, analysis of variance.