Results: 4

Altitude effect on sleep quality and serum melatonin levels in Chilean mining workers

High altitude (HA) mining operations are a very important business in Chile, but reduced availability of oxygen affects the sleep quality, increasing the risk of accidents. An important regulator of sleep-wake cycle is the hormone Melatonin, produced by pineal gland as a sleep inductor. The aim of this s...

Repercussions of melatonin on the risk of breast cancer: a systematic review and meta-analysis

SUMMARY Breast Cancer is common in women, but its etiology is not yet fully understood. Several factors may contribute to its genesis, such as genetics, lifestyle, and the environment. Melatonin may be involved in the process of breast cancer. Therefore, the aim of this study is to evaluate the influence...

Serum levels of melatonin may contribute to the pathogenesis of heart failure in children with median age of 1 year

J. pediatr. (Rio J.); 94 (4), 2018
Abstract Objective: Melatonin has a protective role in adults with cardiovascular disease, but the effects of melatonin in children with cardiac dysfunction are not well understood. This study was designed to explore the variations in melatonin, myeloperoxidase, and caspase-3 levels in children sufferin...

Low serum melatonin levels are associated with erectile dysfunction

Int. braz. j. urol; 44 (4), 2018
ABSTRACT Objective: Melatonin is a hormone secreted from the pineal gland and has anti-oxidative and anti-inflammatory effects. Oxidative stress is considered as an important factor in the etiology of erectile dysfunction (ED), and in many experimental models, positive results have been obtained with me...