Effects of pinealectomy and exogenous melatonin on serum leptin levels in male rat
✍ Scribed by Sinan Canpolat; Suleyman Sandal; Bayram Yilmaz; Abdullah Yasar; Selim Kutlu; Giyasettin Baydas; Haluk Kelestimur
- Book ID
- 114014163
- Publisher
- Elsevier Science
- Year
- 2001
- Tongue
- English
- Weight
- 149 KB
- Volume
- 428
- Category
- Article
- ISSN
- 0014-2999
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## Abstract Melatonin has been extracted by chloroform from rat serum and quantified by the __Rana pipiens__ tadpole bioassay. Like pineal melatonin, serum melatonin was high at mid‐dark and low at mid‐light. This finding suggests a diurnal rhythm of serum melatonin in the rat. Serum samples obtain
## Abstract The levels of N‐acetylserotonin and melatonin (n‐acetyl‐5‐methoxytryptamine) in the rat brain were studied. Male rats were housed under a photoperiod of 12L:12D. After 2 weeks, the rats were sacrificed in light or in dark at 4‐hour intervals round the clock. Brain melatonin and N‐acetyl