Sterols are special forms of steroids, with a hydroxyl group at position-3 and a skeleton derived from cholestane.

Sterols are acquired from the environment, usually as cholesterol from the animal host.

Sterols of plants are called phytosterols and sterols of animals are called zoosterols.

Sterols are common components of human skin oils.

Sterols are a subgroup of steroids with a hydroxyl group at the 3-position of the A-ring.

Sterols and related compounds play essential roles in the physiology of eukaryotic organisms.

* Sterols Cyberlipid. org

Sterols in poppyseed oil consist almost entirely of campesterol, stigmasterol, sitosterol and delta 5-avenasterol.

Missiles are very valuable weapons, but they also have their too little known limitations.

The aircraft could be used to destroy other mobile, fleeting, and imprecisely located targets as well as the known, fixed and hardened targets which can also be destroyed by missile.

Back at the Kaiser's Fountain, I walked left to the streetcar stop and rode up the hill -- any car will do -- past the Column of Constantine, also known as the Burnt Column, at the top on my right.

We now have not only what has been called over here the comedy of menace but we also have horror jokes, magazines known as Horror Comics, and sick comedians.

We pointed out that emotional excitement may lead to psychosomatic disorders and neurotic symptoms, particularly in certain types of personality, but it is also known that the reliving of a strong emotion ( `` abreaction '' ) may cure a battle neurosis.

The process in which the outcome of any one stage is known only statistically is also of interest, although for chemical reactor design it is not as important as the deterministic process.

The Roman Catholic Church sanctions only abstention or the rhythm method, also known as the use of the infertile or safe period.

She knew also that I was unmarried and without a single known relative.

Alabama is also known as the " Heart of Dixie.

This period had also known Augustine of Hippo, Nonius Marcellus and Martianus Capella among many others.

As sun-god and god of light, Apollo was also known by the epithets Aegletes ( ; Αἰγλήτης, Aiglētēs, from αἴγλη, " light of the sun "), Helius ( ; Ἥλιος, Helios, literally " sun "), Phanaeus ( ; Φαναῖος, Phanaios, literally " giving or bringing light "), and Lyceus ( ; Λύκειος, Lukeios, from Proto-Greek * λύκη, " light ").

For this he was also known as Parnopius ( ; Παρνόπιος, Parnopios, from πάρνοψ, " locust ") and to the Romans as Culicarius ( ; from Latin culicārius, " of midges ").

Afroasiatic ( alternatively Afro-Asiatic ), also known as Hamito-Semitic, is a large language family, including about 375 living languages.

The oldest known caecilian is Eocaecilia micropodia, also from Arizona, while the earliest salamander is Beiyanerpeton jianpingensis from the Late Jurassic of northeastern China.

It is also known as Alyeska, the " great land ", an Aleut word derived from the same root.

Best known for his novels including Brave New World and a wide-ranging output of essays, Huxley also edited the magazine Oxford Poetry, and published short stories, poetry, travel writing, film stories and scripts.

He is also well known for advocating and taking psychedelics.

Alkanes ( also known as paraffins or saturated hydrocarbons ) are chemical compounds that consist only of hydrogen and carbon atoms and are bonded exclusively by single bonds ( i. e., they are saturated compounds ) without any cycles ( or loops ; i. e., cyclic structure ).

In music an " answer " ( also known as countersubject ) is the technical name in counterpoint for the repetition or modification by one part or instrument of a theme proposed by another.

In human – computer interaction, computer accessibility ( also known as Accessible computing ) refers to the accessibility of a computer system to all people, regardless of disability or severity of impairment.

Asphalt or or, also known as bitumen, is the sticky, black and highly viscous liquid or semi-solid present in most crude petroleums and in some natural deposits ; it is a substance classed as a pitch.

* An argument of a function, also known as an independent variable

In chemistry and physics, the atomic number ( also known as the proton number ) is the number of protons found in the nucleus of an atom and therefore identical to the charge number of the nucleus.

Nevertheless, in spite of Rutherford's estimation that gold had a central charge of about 100 ( but was element Z = 79 on the periodic table ), a month after Rutherford's paper appeared, Antonius van den Broek first formally suggested that the central charge and number of electrons in an atom was exactly equal to its place in the periodic table ( also known as element number, atomic number, and symbolized Z ).

The aardvark has been known to sleep in a recently excavated ant nest, which also serves as protection from its predators.

Weight gain can also be caused by some steroid medications.

Lipids also form the basis of steroid hormones.

Persistent allergic conjunctivitis may also require topical steroid drops.

The WWF hit a low point in the wake of allegations of steroid abuse and distribution made against it in 1994 ; there were also allegations of sexual harassment made by WWF employees.

Cataracts are also classified by their location, e. g. posterior ( classically due to steroid use ) and anterior ( common ( senile ) cataract related to aging ).

The hormones DHEA ( a steroid ), pregnenolone ( also a steroid ) and the pineal hormone melatonin are marketed as dietary ingredients in supplements in the US.

Cyproterone acetate ( brand names Androcur, Climen, Diane 35, and Ginette 35 ) is a synthetic steroid, a potent antiandrogen that also possesses progestational properties.

Androgen, also called androgenic hormone or testoid, is the generic term for any natural or synthetic compound, usually a steroid hormone, that stimulates or controls the development and maintenance of male characteristics in vertebrates by binding to androgen receptors.

Hepatic adenomas: These benign epithelial liver tumors develop in the liver and are also an uncommon occurrence, found mainly in women using estrogens as contraceptives, or in cases of steroid abuse.

HeLa cells have also been used in a number of cancer studies including those involving sex steroid hormones such as Estradiol, estrogen, and estrogen receptors along with estrogen like compound such as Quercetin and its cancer reducing properties.

Some athletes and body builders will also use anastrozole as a part of their steroid cycle to reduce and prevent symptoms of excess estrogens ; gynecomastia and water retention.

Addison ’ s disease ( also chronic adrenal insufficiency, hypocortisolism, and hypoadrenalism ) is a rare, chronic endocrine disorder in which the adrenal glands do not produce sufficient steroid hormones ( glucocorticoids and often mineralocorticoids ).

The fungus also produces a variety of organic compounds with a diverse spectrum of biological activity, including the steroid derivative ergosterol, a sugar binding protein, antiviral compounds, antioxidants, and phytochelatins, which give the organism resistance to toxic heavy metals.

Anabolic androgenic steroid ( AAS ) use can also increase the amount of RBCs and, therefore, impact the hematocrit, in particular the compounds boldenone and oxymetholone.

The injections may also bring a long-term response because the anti-inflammatory effects of the steroid and steroid-induced fat necrosis can reduce inflammation in the region around the nerve and decrease pressure on the nerve itself.

It is also the precursor of the steroid hormones, bile acids and vitamin D.

Adrenal insufficiency is a condition in which the adrenal glands, located above the kidneys, do not produce adequate amounts of steroid hormones ( chemicals produced by the body that regulate organ function ), primarily cortisol, but may also include impaired aldosterone production ( a mineralocorticoid ) which regulates sodium, potassium and water retention.

Dihydrotestosterone ( commonly abbreviated to DHT ), or 5α-dihydrotestosterone ( 5α-DHT ), also known as androstanolone ( 5α-androstan-17β-ol-3-one ) as well as 17β-hydroxy-5α-androstan-3-one, is a sex steroid and androgen hormone.

Stretching exercises and steroid creams may also be helpful.

It is also a part of steroid biosynthesis.

This enzyme directs electrons from NADPH to P450scc that is the cholesterol side-chain cleavage enzyme that catalyzes the regulatory step of steroid hormone synthesis in all steroidogenic tissues, and also to steroid 11-beta-hydroxylase ( P450c11β ) in the adrenal cortex.

also showed ( hepatology 2007 ) that short-term low-dose steroid therapy following a Kasai operation has no effect on the mid-and long-term prognosis of biliary atresia patients.

Sex steroids, also known as gonadal steroids, are steroid hormones that interact with vertebrate androgen or estrogen receptors.