objective: zinc deficiency is an important health problem in developing countries. the aim of this study was diagnosis of zinc deficiency among young female students of tehran university of medical sciences. materials and methods: this cross sectional study evaluated 420 medical and paramedical students of tehran university in 2005. all of them were female and in the first year of their educati...

background and aims: glucose-6-phosphate dehydrogenase (g6pd) is the first enzyme in the route of pentose phosphate metabolism. this route fulfills an effective role in removing oxidant metabolites. deficiency of this enzyme causes decline in energy regeneration of red blood cells and hemolysis. in this study, application of fluorescence staining method in diagnosing the frequency of g6pd defic...

This study presented a mini review on folic acid deficiency and recommendations for its supplementation in thalassemia intermedia (TI). TI is a clinical condition which lies between thalassemia major and thalassemia minor. Although TI patients may not need regular blood transfusion, precise diagnosis and management are critical for the prevention of clinical complications and quality of life im...

Background: Vitamin D (VitD) plays a significant role in human health, survival, and fertility. It is necessary for calcium absorption and bone growth and the regulation of the immune system. This study aims to determine the prevalence of VitD deficiency and the factors affecting it in women working in the campus of Gonabad University of Medical Sciences, Gonabad City, Iran. Methods: In this c...

Response of tea plants to B deficiency was studied in hydroponic medium under environmentally controlled conditions. Plants height, number of leaves and dry matter production of shoot and root were significantly decreased by B deficiency. Concentration of chlorophyll, carotenoids, anthocyanins and flavonoids was not affected by B deficiency in the young leaf, while a significant reduction of Ch...

obesity is one of the health problems in the developing and developed countries. obesity subjects the individuals with metabolic and endocrine disorders. it is obvious that vitamin d deficiency or insufficiency may lead to secondary hyperparathyroidism. thus, obesity increases the risk of vitamin d deficiency. considering the high prevalence of vitamin d deficiency in children and adolescents w...

congenital factor x deficiency is a rare autosomal recessive bleeding disorder that presents with variable bleeding tendency and prolonged coagulation tests, prothrombin time, and partial thromboplastin time. thromboembolic events have not been reported in patients with factor x deficiency yet. herein, we report a patient with factor x deficiency who had recurrent venous thromboembolic events.