Endocrine Abstracts

Vitamin D and calcium are necessary for proper modelling and remodelling of osseous tissue and optimal bone mass depends on their appropriate supplementation.Aim of study, materials and methods: The goal of the study was an evaluation of serum vitamin D concentrations (vit. D) in 106 healthy women, aged 20–30 years plus a monthly evaluation – for 3 months – of the effects of calcium (500 mg) and vit. D (1500 IU) administration in women wit...

Adriamycin (ADR) is a potent chemotherapeutic agent, effective in treatment of leukemias, lymphomas and of many solid tumours. However, its clinical usage is often limited by cardiotoxicity, induced by oxygen radical damage of membrane lipids.Melatonin (MEL), is a well-known antioxidant. It has been shown that melatonin can scavenge free radicals, both directly or indirectly, stimulating the activity of antioxidative enzyme, e.g., glutathione peroxidase ...

The aim of the reported study was to assess gene expression levels of the OPG/RANK/RANKL system in peripheral blood mononuclear cells (PBMC) after tibolone and hormonal replacement therapy (HRT) administered to patients with oestrogen deficiency symptoms and osteopenia or postmenopausal osteoporosis.Material and methods: 74 women after menopause, aged 45–71 years, were enrolled into the study and randomly assigned to different medical therapies: HRT...

The aim of this study was to evaluate quantitative changes in OPG and RANKL proteins after tibolone and hormonal replacement therapy (HRT) administered to patients with oestrogen deficiency symptoms and osteopenia or postmenopausal osteoporosis.Material and methods: A total of 74 women after menopause, aged 45–71 years, patients of the Outpatient Clinic of Osteoporosis of the Military Teaching Hospital in Lodz, were enrolled into the study. The pati...