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Steroid hormone

steroid hormone

(Science: endocrinology) A group of structurally related hormones, based on the cholesterol molecule. They control sex and growth characteristics, are highly lipophilic and are unique in that their receptors are in the nucleus, rather than on the plasma membrane.

Examples: testosterone, oestrogen. Any hormone affecting the development and growth of sex organs.


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Could you help me out with these questions?

1- Patients receiving steroid hormone frequently retain large amounts of water. Why? 2- Fow a few seconds after riding the express elevator ...

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by cetinkaya
Mon Dec 15, 2008 5:36 am
 
Forum: Human Biology
Topic: Could you help me out with these questions?
Replies: 0
Views: 488

Re: membrane permeability - let's make it clear!

... bound to protein in the blood. Here your textbook is referring to the steroid hormones of course. they are bound noncovalently to protein in the blood. But as every noncovalent ...

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by MrMistery
Mon Dec 01, 2008 12:27 am
 
Forum: Cell Biology
Topic: membrane permeability - let's make it clear!
Replies: 1
Views: 1139

Potential relationship between non-enzymatic antioxidants

... and identification of extra-pituitary sources of the neurohypophysial hormone oxytocin in non-neural tissues of several animal species. The presence, ... oxygen tensions are toxic to cultured Leydig cells leading to decreased steroidogenic capacity, the antioxidant defense system of isolated Leydig ...

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by ianjager
Thu Sep 18, 2008 5:08 pm
 
Forum: Cell Biology
Topic: Potential relationship between non-enzymatic antioxidants
Replies: 1
Views: 790

Estrogen

Estrogen is not one hormone, it is the name used to denote either of two steroid hormones. These hormones are noted for their role in the development of the secondary sexual characteristics ...

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by chenhongxia
Fri Aug 15, 2008 1:47 am
 
Forum: Physiology
Topic: Estrogen
Replies: 4
Views: 2512

Need a little help tackling some questions(GRD 12 BIO)

... the biochemistry unit (protein form and function).) Q.4 Testosterone, a steroid, indices many cells in the body to produce more receptors for human growth hormone (HGH), a peptide. HGH causes increased rates of anabolic processes. How would the ...

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by cangiz44
Fri Jun 01, 2007 3:23 am
 
Forum: General Discussion
Topic: Need a little help tackling some questions(GRD 12 BIO)
Replies: 1
Views: 1206
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