Estrogens ( AmE ), or oestrogen ( BE ), are a group of compounds named for their importance in the estrous cycle of humans and other animals.

Estrogens are synthesized in all vertebrates as well as some insects.

Estrogens are used as part of some oral contraceptives, in estrogen replacement therapy for postmenopausal women, and in hormone replacement therapy for trans women.

Estrogens, in females, are produced primarily by the ovaries, and during pregnancy, the placenta.

Estrogens are not water-soluble and cannot be given orally, but the urine was found to contain estriol glucuronide which is water soluble and becomes active in the body after hydrolization.

Estrogens are produced by functioning tumours, and the clinical presentation depends on the patient's age and sex.

Estrogens can also be used to suppress lactation after child birth.

Estrogens alter body weight in part through changes in tissue water content.

Estrogens reduce bile flow through the liver and increase bile cholesterol levels.

Estrogens can be used to stop bleeding from angiodysplasia.

Estrogens cause mild hypercoaguability of the blood.

Estrogens stimulate maturation of the female reproductive system and development of the secondary sex characteristics.

The line of an eyebrow, the color of the skin, a ghazal from Hafiz, the purity of spring water, the long afternoon among the boughs which crowd the upper story of a pavilion -- these things are noticed, judged, and valued.

They recognized that slavery was a moral issue and not merely an economic interest, and that to recognize it explicitly in their Constitution would be in explosive contradiction to the concept of sovereignty they had set forth in the Declaration of 1776 that `` all men are created equal, that they are endowed by their Creator with certain unalienable rights, that among them are life, liberty and the pursuit of happiness.

Somewhat uneven in interest for an average reader, eight or ten of these are among the finest of their kind in literature.

nor is there need to add that among them are some of the most highly individualized and most successful of his characters.

The limits are suggested by an imaginary experiment: contrast the perceptual skill of English professors with that of their colleagues in discriminating among motor cars, political candidates, or female beauty.

All across the South there are signs that racial violence is finding less approval among whites who themselves would never take active part but might once have shown a tolerant attitude toward it.

Independence Day is the appropriate date as a symbolical reminder of the American article of faith that governments are instituted among men to secure to them certain inalienable rights, the first of which is life, and when any government becomes subversive of that end, it is the right of the people to alter or abolish it.

There are legitimate reasons for differences of opinion among the assessors as a whole and among the public officials in each town.

These provisions are designed to reflect the differences in wealth and population among the States, with the objective that a vocationally handicapped person have access to needed services regardless of whether he resides in a State with a low or high per capita income or a sparsely or thickly populated State.

The provisions for determining a State's unadjusted Federal share are designed to reflect the varying financial resources among the States.

He is expected to know about what is going on among the representatives of other agencies who are stationed in his country.

We must build a corps of highly professional teachers of interior design who have had education, experience in the profession and are willing to take on the usual accompaniments of teaching -- minimal income and minimal status among their confreres.

The detective, commenting on Barco's behavior, felt that he merely belonged among the myriad citizens of our community who are mentally unhinged -- that he was a more or less harmless `` nut ''!!

Agents that are known to cause frequent infections among laboratory workers such as those causing Q fever, tularemia, brucellosis, glanders, coccidioidomycosis, etc., belong in this category.

Now with P fixed at Af, Af-values occur when the corner Af crosses C, and are among the values of S such that Af.

In discussing the process of communication, Loomis defines it as `` the process by which information, decisions, and directives are transmitted among actors and the ways in which knowledge, opinions, and attitudes are formed, or modified by interaction ''.

and a mere cost apportionment which somehow spreads among the classes and units of service even those costs that are strictly unallocable from the standpoint of specific cost determination.

But in the second subtype, which I take to be the one more frequently applied, only the operating expenses and not the `` cost of capital '' or `` fair return '' are apportioned directly among the various classes of service.

To be sure, the capital investments in ( or, alternatively, the estimated `` fair values '' of ) the plant and equipment are apportioned among the different classes, as are also the gross revenues received from the sales of the different services.

There are obvious reasons of convenience for this practice of excluding `` cost of capital '' from the direct apportionment of annual costs among the different classes of service -- notably, the avoidance of the controversial question what rate of return should be held to constitute `` cost of capital '' or `` fair rate of return ''.

They are written by specialists in numerous types of business enterprises, cover a wide range of subjects, and are directed to the needs and interests of the small firm.

It was recognized that skywave signals, because of their reflected nature, are of great variability and subject to wide fluctuations in strength.

During nighttime hours, because of the intense skywave propagation then prevailing, no large number of stations can be permitted to operate on one of these channels, if the wide area service for which these frequencies are assigned is to be rendered satisfactorily by the dominant stations which must be relied upon to render it.

Mr. Devey's new responsibilities are in addition to those of his present post as marketing manager of Sprague's Special Products Group, which manufactures a wide line of digital electronic components, packaged component assemblies, and high temperature magnet wires.

Whole blocks are disappearing and more are scheduled to vanish to make room for wide boulevards that will show off its treasures to better advantage -- the great domes and graceful spires of its mosques, the panorama of the Bosphorus and the Golden Horn.

All bottom battens are two inches wide.

When painting, Mason's physical eyes are half-closed, while his mind's eye is wide open, and this circumstance accounts in part for the impression he wishes to convey.

Ordinary politeness may have militated against this opinion being stated so badly but anyone with a wide acquaintance in both groups and who has sat through the many round tables, workshops or panel discussions -- whatever they are called -- on this subject will recognize that the final, boiled down crux of the matter is education.

If you are thinking of giving him a berth, be sure to make it a wide one ''.

Systems which detect submarines over wide areas are attractive, although they can be only `` burglar alarms ''.

These are still in wide use today, particularly in semi-rigid formulations, for such applications as cores for sandwich-type structural panels, foamed-in-place insulation, automotive safety padding, arm rests, etc..

There are three fins each approximately three inches wide extending the full length of the inside of the wheel.

In a general way, psychiatrists were able to establish on a wide basis what many of them had always felt -- that the most telling cues in psychotherapy are acoustic, that such things as stress and nagging are transmitted by sound alone and not necessarily by words.

After paying tribute to the conductor and his white-clad youthful students, President Kennedy said, `` As an American I have the greatest possible pride in the work that is being done in dozens of schools stretching across the United States -- schools where devoted teachers are studying with interested young men and women and opening up the whole wide horizon of serious music ''.

In the retinas are green rods, which are receptive to a wide range of wavelengths.

Among leaf litter frogs in Panama, frogs that actively hunt prey have narrow mouths and are slim, often brightly coloured and toxic, while ambushers have wide mouths and are broad and well camouflaged.

It is a slab of white marble long, wide, and thick, on which are 5 groups of markings.

* Other apomorphic characters of the order according to Stevens are: the presence of chelidonic acid, anthers longer than wide, tapetal cells bi-to tetra-nuclear, tegmen not persistent, endosperm helobial, and loss of mitochondrial gene sdh3.

They are herbs with corms and leaves which are sometimes stalked ( petiolate ) with wide blades.