• be collected in prechilled EDTA tubes
|
• receive prompt refrigerated centrifugation and plasma separation
|
• be transported in an ice bath
|
• The deiodinase enzyme which controls thyroid hormone in the
|
pituitary is different from the deiodinase enzymes which control
|
thyroid activity in other parts of the body
|
• obesity
|
• physiologic or emotional stress
|
• depression
|
• insulin resistance
|
• diabetes
|
• aging
|
• calorie deprivation
|
• inflammation
|
• iron deficiency
|
• low testosterone levels in men
|
• high levels of exercise
|
• pain
|
• PMS
|
• chronic fatigue syndrome
|