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Topic: Anterior pituitary gland


  
 anterior pituitary (adenohypophysis)
Identification of bombesin-immunoreactive cells in rat, human, and other mammalian pituitaries, their ontogeny and the effect of endocrine manipulations in the rat.
Age-related changes in the numbers of mammotrophs, somatotrophs and mammosomatotrophs in the anterior pituitary gland of female rats: a flow cytometric study.
Decreased stimulation of adenylate cyclase by growth hormone-releasing factor in the anterior pituitary of old rats.
http://www.arclab.org/node_pages/507.html   (2299 words)

  
 Estrogens sensitize anterior pituitary gland to apoptosis -- Pisera et al. 287 (4): E767 -- AJP - Endocrinology and ...
Nolan LA and Levy A. Temporally sensitive trophic responsiveness of the adrenalectomized rat anterior pituitary to dexamethasone challenge: relationship between mitotic activity and apoptotic sensitivity.
and pituitary, contribute to the neuroendocrine response to
anterior pituitary gland of E2-treated rats but not of OVX rats.
http://ajpendo.physiology.org/cgi/content/full/287/4/E767   (3327 words)

  
 Cushing's Glossary / Cushing's Help and Support
surgery is not successful, surgical removal of the adrenal glands (bilateral adrenalectomy) may take the place of drug therapy.
Adrenalectomy: Surgical removal of the adrenal glands is a final measure for halting excess cortisol production This is used only when all other measures fail in individuals with pituitary tumors.
As with most chronic diseases, adrenal insufficiency demands that the patients take responsibility and develop self-management skills and techniques.
http://www.cushings-help.com/definitions.htm   (6838 words)

  
 Modulation of Gonadotropin Levels by Peptides Acting at the Anterior Pituitary Gland -- Evans 20 (1): 46 -- Endocrine ...
LH release is increased by the conditions of proestrus (168).
of rats (227) and NPY mRNA in the pituitary of humans (228).
P seems to be involved at the pituitary level in the regulation
http://edrv.endojournals.org/cgi/content/full/20/1/46   (8521 words)

  
 [No title]
Stereotactic radiation therapy, developed more recently, allows more radiation to be focused on the tumor with less radiation exposure to other structures.
It should be performed only by a neurosurgeon who has extensive training and experience in this procedure.
The effects of the tumor, surgery, or radiation therapy may cause the pituitary to produce reduced amounts of hormones.
http://www.uchsc.edu/sm/endo/brochures/pituitary_tumors.doc   (980 words)

  
 Annexin 1-Dependent Actions of Glucocorticoids in the Anterior Pituitary Gland: Roles of the N-Terminal Domain and ...
Taylor AD, Loxley HD, Flower RJ, Buckingham JC 1995 Immunoneutralization of lipocortin 1 reverses the acute inhibitory effects of dexamethasone on the hypothalamo-pituitary-adrenocortical responses to cytokines in the rat in vitro and in vivo.
ANXA5 and ANXA1 are both expressed in the anterior pituitary
Our studies in human pituitary cells suggest that Ser-27–28
http://endo.endojournals.org/cgi/content/full/143/8/3060   (6437 words)

  
 Pituitary dwarfism
Dwarfism is a condition in which the growth of the individual is very slow or delayed.
Point in development when the gonads begin to function and secondary sexual characteristics begin to appear.
The patient may also have symptoms of double vision.
http://www.healthatoz.com/healthatoz/Atoz/ency/pituitary_dwarfism.jsp   (1819 words)

  
 Anterior Pituitary
For many years, it's increase was thought to be responsible for many of the skin changes of pregnancy, particularly skin darkening (darkening of the areola, chloasma, and linea nigra).
These changes are almost entirely due to changes in the anterior lobe.
Prolactin is produced in spurts, in response to the infant's sucking.
http://www.rnceus.com/hormone/antpit.html   (529 words)

  
 Long-Term Transgene Expression within the Anterior Pituitary Gland in Situ: Impact on Circulating Hormone Levels, ...
The in vivo experimental results were analyzed using ANOVA,
FSH, GH, TSH, PRL, and ACTH levels at all time points and found
For effective treatment of pituitary diseases using an adenovirus-mediated
http://endo.endojournals.org/cgi/content/full/142/1/464   (5553 words)

  
 anterior pituitary gland - definition of anterior pituitary gland by the Free Online Dictionary, Thesaurus and ...
Anterior Superior Illiac Spine (anatomical landmark on the pelvis)
anterior pituitary gland - the anterior lobe of the pituitary body; primarily glandular in nature
hypophysis, pituitary, pituitary body, pituitary gland - the master gland of the endocrine system; located at the base of the brain
http://www.thefreedictionary.com/anterior+pituitary+gland   (147 words)

  
 Luteinizing hormone secretion by dispersed anterior pituitary gland cells from middle-aged rats.
Several studies have shown that a certain subpopulation of middle-aged rats have an attenuated preovulatory LH surge, and that this is an early indicator of a general decline in reproductive cyclicity.
The present study was designed to investigate the relationship between the in vivo LH surge and the in vitro secretory capacity of dispersed anterior pituitary gland cells from the same animals.
The pituitary glands of middle-aged animals with attenuated LH surges have been shown to be significantly less responsive to GnRH than those from young (Y) animals.
http://www.arclab.org/medlineupdates/abstract_7898637.html   (288 words)

  
 eMedicine - Hyperprolactinemia : Article by Donald Shenenberger, MD, FAAFP
Background: Hyperprolactinemia is a condition of elevated serum prolactin.
Surgical Care: General indications for pituitary surgery include patient drug intolerance, tumors resistant to medical therapy, patients who have persistent visual-field defects in spite of medical treatment, and patients with large cystic or hemorrhagic tumors.
Most patients with a prolactinoma (the most common type of pituitary adenoma) are women.
http://www.emedicine.com/med/topic1098.htm   (2633 words)

  
 Anterior pituitary - Wikipedia, the free encyclopedia
The anterior pituitary (also called the adenohypophysis) comprises the anterior lobe of the pituitary gland and is part of the endocrine system.
Under the influence of the hypothalamus, the anterior pituitary produces and secretes several peptide hormones that regulate many physiological processes including stress, growth, and reproduction.
Electron microscopy and immunohistochemistry allow further identification of the hormone produced by the cells.
http://en.wikipedia.org/wiki/Anterior_pituitary_gland   (277 words)

  
 Pathology of the pituitary gland in patients with the acquired immune deficiency syndrome (AIDS).
Pathology of the pituitary gland in patients with the acquired immune deficiency syndrome (AIDS).
The pituitary gland was examined at autopsy in 88 patients who died with acquired immune deficiency syndrome (AIDS) or AIDS-related complex (ARC).
One patient showed focal anterior pituitary infection by Cryptococcus neoformans in the context of widespread and severe cryptococcosis.
http://www.aegis.com/aidsline/1989/apr/M8940261.html   (394 words)

  
 Nutrition Reviews: regulation of the thyroid-stimulating hormone of the anterior pituitary gland by thyroid hormone and ...
An unintended side effect of this treatment was a twofold decrease in the patients' serum free thyroxine level and a 40-fold decrease in their serum TSH level, with symptoms of hypothyroidism appearing in 19 of the patients.
A group of 27 patients with cutaneous T-cell lymphoma was treated with a synthetic retinoid (bexarotene) that specifically binds to the retinoid X receptor (RXR).
Again, this experiment indicated attenuation of the TSH response in absence of the RXR(gamma) receptor, which prevents an input of the retinoid through its receptor.
http://www.findarticles.com/p/articles/mi_qa3624/is_200211/ai_n9153133   (1201 words)

  
 The Columbia Encyclopedia, Sixth Edition: pituitary gland @ HighBeam Research
It is sometimes called the master gland of the body because all the other endocrine glands depend on its secretions for stimulation (see endocrine system).
An intermediate lobe also originates in the pharynx, but in humans it is greatly reduced in structure and function.
The posterior lobe is controlled by nerve fibers that originate in hypothalamic neurons and the anterior lobe by substances that are transported from the hypothalamus by tiny blood vessels.
http://www.highbeam.com/library/doc0.asp?DOCID=1E1:pituitar&refid=ip_encyclopedia_hf   (544 words)

  
 The Pituitary Gland
The gland is attached to the hypothalamus (a part of the brain that affects the pituitary gland) by nerve fibers.
The pituitary gland is no larger than a pea, located at the base of the brain.
The pituitary gland is sometimes called the "master" gland of the endocrine system, because it controls the functions of the other endocrine glands.
http://www.healthsystem.virginia.edu/UVAHealth/adult_endocrin/pitgland.cfm   (173 words)

  
 Department of Poultry Science at Penn State
The functional role of hypothalamic neuronal systems and anterior pituitary gland will be studied as they relate to control of ovarian function at the organismal, cellular, and molecular levels.
The focus of my research program is to establish a Neuroendocrinology Laboratory to study the influence of hypothalamic neurotransmitters, hormones, and their receptors on avian reproduction.
In order to explore the increased prolactin secretion, I have been studying cellular and molecular changes taking place within the anterior pituitary gland of laying and broody turkey hens.
http://poultry.cas.psu.edu/people/Ramesh.htm   (834 words)

  
 Overview of Hypothalamic and Pituitary Hormones
A prominent mechanism for control of the releasing and inhibiting hormones is negative feedback, as described in general in a previous section.
Keep in mind that summaries are just that, and ongoing research continues to delineate additional, sometimes very important effects.
Such praise is justified in the sense that the anterior and posterior pituitary secrete a battery of hormones that collectively influence all cells and affect virtually all physiologic processes.
http://arbl.cvmbs.colostate.edu/hbooks/pathphys/endocrine/hypopit/overview.html   (438 words)

  
 Distribution Analysis of the Two Chicken Estrogen Receptor-Alpha Isoforms and Their Transcripts in the Hypothalamus and ...
In fetal and newborn rat pituitaries, responsiveness to estrogen
The two classes were expressed in the anterior pituitary
are expressed in the anterior pituitary gland and basal hypothalamus
http://www.biolreprod.org/cgi/content/full/65/4/1156   (4777 words)

  
 Pituitary Gland
Only uterine muscles become sensitive to the hormone in the last stages of pregnancy.
Diabetes insipidus develops when the posterior pituitary no longer releases adequate amounts of ADH.
One group manufactures ADH, and the other, oxytocin.
http://www.innvista.com/health/anatomy/pituitar.htm   (791 words)

  
 3184E Equine Endocrine System
                      Influences the mammary glands and the genital tract.
                      Stimulates muscle contractions in the uterus and mammary glands.
          Obtain the brain of a horse from a local rendering plant, dissect the brain and locate the anterior and posterior pituitary glands.
http://www.agriscience.msu.edu/3000/3180/3184/3184E/3184E.htm   (246 words)

  
 Dr. Schilling's Net Health Book - Sheehan Syndrome
This is a hormone condition found in women following the delivery of a baby.
As the prolactin secreting cells are often damaged, there is a low prolactin level and the breast tissue is not stimulated to produce milk even though the hypothalamus may have sent the right signals to turn prolactin secretion on.
The pathologist would see an infarct in the cut pituitary gland, also called a pituitary apoplexy, of a woman who died from this disease.
http://www.nethealthbook.com/sheehansyndrome.html   (360 words)

  
 Neurotensin in the rat anterior pituitary gland
The neurotensin content of the anterior pituitary in vivo was dramatically reduced after 'chemical thyroidectomy' induced by propylthiouracil treatment.
Here we report that the NTLI present in the anterior pituitary gland of the rat is indistinguishable from synthetic neurotensin, using two chromatographic systems.
In addition, NTLI has been detected in the rat pituitary gland
http://www.nature.com/cgi-taf/DynaPage.taf?file=/nature/journal/v298/n5870/abs/298163a0.html   (377 words)

  
 Pituitary Gland
the   anterior   part   of   the   neck,   below   the   larynx
gland to stimulate the release of its hormones and to
 It  is  often  called  the  master  gland  of  the
http://www.tpub.com/content/medical/14295/css/14295_52.htm   (305 words)

  
 [No title]
which leads to formation of the corpus luteum  (has the following effects)) ovulation  (leads to) formation of the corpus luteum (After ovulation, blood estrogen falls below the level necessary ot stimulate the anterior pituitary gland.
http://people.uncw.edu/ballardt/bio240/endocrine.doc   (366 words)

  
 Energy Citations Database (ECD) - Energy and Energy-Related Bibliographic Citations
Availability information may be found in the Availability, Publisher, Research Organization, Resource Relation and/or Author (affiliation information) fields and/or via the "Full-text Availability" link.
For a journal article, please see the Resource Relation field.
Energy Citations Database (ECD) Document #4369523 - THE CAPACITY OF THE ANTERIOR PITUITARY GLAND TO FUNCTION AFTER HEAVY IRRADIATION
http://www.osti.gov/energycitations/product.biblio.jsp?osti_id=4369523   (105 words)

  
 Find in a Library: The Anterior pituitary gland
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Find in a Library: The Anterior pituitary gland
http://www.worldcatlibraries.org/wcpa/ow/f0147eb4dc7895e6.html   (37 words)

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