iodine is a trace element in the human body, its only known function is the synthesis of thyroid hormones. effects of iodine deficiency, termed iodine deficiency disorders (idd), include endemic goiter, hypothyroidism, cretinism, decreased fertility rate, increased infant mortality and mental retardation. 2.2 billion people worldwide are at risk for idd. of these, 30-70% have goiter and 1-10% h...

introduction: saliva as a simple non-invasive method of gaining body fluids has been used to detect the thyroid hormones. a single method for determining these hormones has not been clearly stated in the literature. furthermore, thyroid diseases would affect the salivary glands and may compromise salivary flow. materials and methods: a comprehensive search was conducted using pubmed and medline...

background: in recent years, nanoparticles have been increasingly used in industries. however, there is a serious lack of information concerning their impact on human health and the environment. this study was investigated the effect of moo3 nps on thyroid hormones in female rats. methods: in this study, 21 female wistar rats were selected and divided into three groups of untreated control, sha...

Fasting is one of Islamic Five Pillars and it is an Islamic obligations. Even though fasting during Ramadan month is an obligatory, if this obligatory has dangerous effects on the human health, it is forbidden. In On the other hand, atypical levels of thyroid hormones can create serious problems for human body and normal range of these hormones is indicative of good thyroid function. The presen...

 Seasonal changes of the thyroid gland structure and hormones secretion was examined in yellowfin seabream (Acanthopagrus latus) in the northwest of Persian Gulf (Musa creek). Thyroid gland composed of follicles scattered around the ventral aorta, near the gills. Follicular cells varied according to secretion of the gland during warm and cold seasons. Thyroid hormones (Triidothyronine [...

Introduction: Leptin and Ghrelin are hormones that have been discovered in the last decade and were shown to be involved in appetite and metabolism regulation and body weight. Thyroid hormones are also    involved in general metabolism and changes in their circulating levels bring about changes in appetite and body weight. Results of animal and human studies regarding Leptinlevel and its re...

the objective of this study was to find a relationship between blood gas parameters and thyroid hormoneactivity with ascites syndrome in broiler chickens exposed to cold temperature and receiving a high qualitydiet. one hundred and sixty one-day-old broiler chicks were randomly divided in two equal groups. toincrease the incidence of ascites, chicks of group 1 were fed ad libitum with a higher ...

to evaluate the effects of season, sex and age on serum concentrations of thyroid hormones, cholesterol and triglyceride, and their correlations together in dromedarian camels, these parameters were measured in 180 clinically healthy dromedary camels. no significant difference was detected for the measured serum parameters between the two sexes and among the different age groups of camels and n...

high ambient temperature is the major constraint on buffalo productivity. the aim of this study was to evaluate the reproductive performance and thyroid gland function in winter and summer seasons in khuzestan buffalo bulls. six male indigenous buffaloes of khuzestan with nearly the same age (2-3 years old) and weight were used. semen and blood samples through jugular vein were collected, every...

abstract objective: thyroid dysfunction complicates the metabolic derangement observed in diabetes mellitus (dm). it is necessary to recognize and treat it, when present, in order to achieve stability of metabolic control in these patients. the aim of this study was to investigate the effect of dm on thyroid hormone levels and other biochemical variables. materials and methods: to determine the...