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Topic: Gonadotropin


  
 Gonadotropin treatment for infertility - [Medication] - Quest Diagnostics Patient Health Library
Gonadotropins should only be used by doctors who are specially trained in infertility and who are familiar with the management of possible complications.
During gonadotropin treatment, frequent monitoring of egg follicle development is necessary.
This suggests that about 40% of women receiving gonadotropin therapy go on to have a baby.
http://www.questdiagnostics.com/kbase/topic/detail/drug/hw201764/detail.htm   (737 words)

  
 Drug Information: Chorionic Gonadotropin (Systemic) (Print Version)
Chorionic gonadotropin is to be administered only by or under the immediate supervision of your doctor.
Tell your health care professional if you are taking any prescription or nonprescription (over-the-counter [OTC]) medicine.
Make sure you tell your doctor if you have any other medical problems, especially:
http://www.nlm.nih.gov/medlineplus/print/druginfo/uspdi/202266.html   (1210 words)

  
 Blockage of gonadotropin-induced first ovulation caused by thyroidectomy and its possible mechanisms in rats -- Tamura ...
-subunit in thyroidectomized equine chorionic gonadotropin (eCG)-primed rat ovaries.
chorionic gonadotropin (hCG) was enhanced in hypothyroid rats,
Early hypothyroidism in rats causes increased adult testis and reproductive organ size but does not change testosterone levels.
http://ajpendo.physiology.org/cgi/content/full/275/3/E380   (3287 words)

  
 Guidance for Over-the-Counter (OTC) Human Chorionic Gonadotropin (hCG) 510(k)s
Guidance for Over-the-Counter (OTC) Human Chorionic Gonadotropin (hCG) 510(k)s
Comments and suggestions may be submitted at any time for Agency consideration to, Veronica Calvin, Division of Clinical Laboratory Devices, HFZ-440, 9200 Corporate Blvd, Rockville, MD 20850.
This document presents current approaches and concerns regarding over-the-counter hCG devices.
http://www.fda.gov/cdrh/ode/guidance/1172.html   (2535 words)

  
 NEJM -- Second-Trimester Serum Chorionic Gonadotropin Concentrations and Complications and Outcome of Pregnancy
an adverse outcome than serum chorionic gonadotropin values.
NEJM -- Second-Trimester Serum Chorionic Gonadotropin Concentrations and Complications and Outcome of Pregnancy
Second-Trimester Serum Chorionic Gonadotropin Concentrations and Complications and Outcome of Pregnancy
http://content.nejm.org/cgi/content/abstract/341/27/2033   (465 words)

  
 Gonadotropin-Releasing Hormone Deficiency in the Human (Idiopathic Hypogonadotropic Hypogonadism and Kallmann's ...
did pulsatile exogenous GnRH elicit a gonadotropin response.
Repeat studies in these subjects using both a second gonadotropin
episodic stimulation of the gonadotrope by GnRH restores appropriate gonadotropin
http://edrv.endojournals.org/cgi/content/full/19/5/521   (8145 words)

  
 HCG (Human Chorionic Gonadotropin)
Gonadotropin therapy is very effective in the prevention of testicular atrophy and to use the body?s own biochemical stimulating mechanisms to increase plasma testosterone level during training.
Be sure to discuss with your doctor side effects and any other concerns associated with your treatment prior to beginning therapy.
Pregnyl should not be used by individuals with asthma, by boys who have not yet reached puberty or by individuals with decreased kidney function, epilepsy, heart failure or by individuals who are in the treatment of migraine.
http://gearpictures.com/des_hcg.htm   (1693 words)

  
 EPA - Endocrine Biological Action of Gonadotropin-Releasing Hormone in Lampreys
Sower'sstudies will focus on the basic understanding of how this gonadotropin releasinghormone works in a very primitive fish.
Knowledge of the structure and function of thisprotein in vertebrates other than mammals will further our understanding ofreproduction in vertebrates.
Before these analogs could be made, numerous studies were (and are)necessary for the basic understanding on how these substances function.
http://www.epa.gov/endocrine/inventory/NSF-040.html   (310 words)

  
 Detection of Early Pregnancy Forms of Human Chorionic Gonadotropin by Home Pregnancy Test Devices -- Butler et al. 47 ...
Doubling time of human chorionic gonadotropin (hCG) in early normal pregnancy: relationship to hCG concentration and gestational age.
Quantitative, Wide-Range, 5-Minute Point-of-Care Immunoassay for Total Human Chorionic Gonadotropin in Whole Blood
Plasma and urinary chorionic gonadotropin during early human pregnancy.
http://www.clinchem.org/cgi/content/full/47/12/2131   (3602 words)

  
 gonadotropin.org: Presenter - William Keye, MD
Route of Administration and Clinical Efficacy of Gonadotropins.
Jaffe RB, Ho Yuen B, Keye WR, Jr, Midgley AR, Jr: Physiologic and pathologic profiles of circulating human prolactin.
Keye WR, Jr, Jaffe RB: Changing patterns of LH and FSH responses to gonadotropin releasing hormone in the puerperium.
http://www.gonadotropin.org/Keye_cv.htm   (4340 words)

  
 Pulsatile GnRH or human chorionic gonadotropin/human menopausal gonadotropin as effective treatment for men with ...
Stimulatory therapy with either GnRH or gonadotropins is an effective treatment to induce spermatogenesis and achieve paternity in men with secondary hypogonadism.
Twenty-one patients with hypothalamic disorders (11 with idiopathic hypogonadotropic hypogonadism (IHH) and 10 with Kallmann syndrome (KalS)) were treated with GnRH (group Ia) or human chorionic gonadotropin (hCG)/human menopausal gonadotropin (hMG) (group Ib), and 21 patients with hypopituitarism (group II) were treated with hCG/hMG.
Pulsatile GnRH or human chorionic gonadotropin/human menopausal gonadotropin as effective treatment for men with hypogonadotropic hypogonadism: a review of 42 cases
http://www.eje-online.org/cgi/content/abstract/139/3/298   (656 words)

  
 NEL, Testosterone and gonadotropin levels in men with dementia
This could be a consequence of brain degeneration.
This is contrary to an earlier study (Bowen, 1999) that found raised levels of gonadotropins in cases with AD, suggesting primary hypogonadism.
We wanted to assess levels of pituitary gonadotropins that regulate sex steroid levels, to determine whether primary or secondary hypogonadism was responsible for low levels of testosterone in cases.
http://www.nel.edu/24_34/NEL243403A09_Hogervorst.htm   (382 words)

  
 Gonadotropin and alpha-subunit responses to chronic gonadotropin- releasing hormone analog administration in patients ...
subjects, we investigated gonadotropin and alpha-subunit responses to
GnRH stimulation did not predict the gonadotropin responses to chronic GnRH
Gonadotropin and alpha-subunit responses to chronic gonadotropin- releasing hormone analog administration in patients with glycoprotein hormone-secreting pituitary tumors
http://jcem.endojournals.org/cgi/content/abstract/68/1/81   (458 words)

  
 Human Chorionic Gonadotropin/Robert Maragoul
"Structural and functional studies of the tryptic core of the human chorionic gonadotropin beta-subunit." Steven Birken, Maru Ann Gawinowicz Koks, Sania Amr.
As mentioned earlier, an increase in the knowledge of the structural and functional relationship could be used to predict and cure this genetic deficiency.
Down syndrome (DS) is one of the genetic diseases that is very closely related to human chorionic gonadotropin.
http://wwwchem.csustan.edu/chem4400/SJBR/maragoul.htm   (2143 words)

  
 News - Obese Women Need Higher Doses of Gonadotropin during Assisted Pregnancy: Presented at ASRM
His study contrasts with other studies in that it looked only at women with evidence of ovulation, whereas most other studies have not distinguished between ovulatory and anovulatory women, he said.
The study also found that ovulatory obese women are no less likely to become pregnant during assisted pregnancy than women who are not obese, said lead investigator William Dodson, MD, Professor, Department of Obstetrics and Gynecology, Penn State University, Hershey, Pennsylvania, United States.
Dodson and colleagues reviewed the charts of 338 infertile couples who initiated superovulation with exogenous gonadotropins and intrauterine insemination (SO-IUI).
http://www.docguide.com/news/content.nsf/news/8525697700573E188525709F0062D9BF   (605 words)

  
 Human Chorionic Gonadotropin Pregnancy Test aHealthyAdvantage
You are here: Home > Health A to Z > Human Chorionic Gonadotropin Pregnancy Test
If you think you may have a medical emergency, call your doctor or 911 immediately.
The most common test of pregnancy involves the detection of a hormone known as human chorionic gonadotropin (hCG) in a sample of blood or urine.
http://www.ahealthyadvantage.com/topic/topic100586956   (1362 words)

  
 Gonadotropin - Wikipedia, the free encyclopedia
A third human gonadotropin is human chorionic gonadotropin (hCG), produced by the placenta during pregnancy.
Gonadotropin deficiency due to pituitary disease results in hypogonadism.
As a simplified generalization, LH stimulates the Leydig cells of the testes and the theca cells of the ovaries to produce testosterone (and indirectly estradiol), while FSH stimulates the spermatogenic tissue of the testes and the granulosa cells of ovarian follicles.
http://en.wikipedia.org/wiki/Gonadotropin   (265 words)

  
 Human chorionic gonadotropin and hyperemesis gravidarum
The role of chorionic gonadotropin in transient hyperthyroidism of hyperemesis gravidarum.
Increased in vitro thyrotropic activity of partially sialated human chorionic gonadotropin extracted from hydatidiform moles of patients with hyperthyroidism.
Thyrotropic activity of basic isoelectric forms of human chorionic gonadotropin extracted from hydatidiform mole tissues.
http://www.nvp-volumes.org/p1_3.htm   (1437 words)

  
 Sexual precocity and recurrent {beta}-human chorionic gonadotropin upsurges preceding the diagnosis of a malignant ...
Comparison of human chorionic gonadotropin and pregnancy-specific ß1-glycoprotein in nonpregnant patients undergoing hemodialysis.
Key words: ß-human chorionic gonadotropin elevation, mediastinal choriocarcinoma, sexual precocity
Sexual precocity and recurrent ß-human chorionic gonadotropin upsurges preceding the diagnosis of a malignant mediastinal germ-cell tumor in a 9-year-old boy
http://annonc.oxfordjournals.org/cgi/content/full/13/6/975   (1332 words)

  
 Human chorionic gonadotropin definition - Medical Dictionary definitions of popular medical terms
Human chorionic gonadotropin (hCG) is directed at the gonads and stimulates them.
Human chorionic gonadotropin definition - Medical Dictionary definitions of popular medical terms
MedicineNet Home > MedTerms medical dictionary A-Z List > Human chorionic gonadotropin
http://www.medterms.com/script/main/art.asp?articlekey=3810   (245 words)

  
 Human chorionic gonadotropin - Wikipedia, the free encyclopedia
The drugs Pregnyl®, Follutein® use chorionic gonadotropins derived form the urine of pregnant women, while Ovidrel® is a product of recombinant technology.
Human chorionic gonadotropin (hCG) is a peptide hormone produced in pregnancy, that is made by the embryo soon after conception and later by the trophoblast (part of the placenta).
In the male, hCG injections have been used to enhance testicular functioning and spermatogenesis.
http://en.wikipedia.org/wiki/Beta_HCG   (905 words)

  
 Clinical Trial: Leuprolide in Determining the Cause of Gonadotropin Deficiency
PURPOSE: Randomized double-blinded clinical trial to study the effectiveness of leuprolide in determining the cause of gonadotropin deficiency.
RATIONALE: The body's response to one injection of leuprolide may provide more information than the standard test for gonadotropin deficiency in determining whether the cause of gonadotropin deficiency is related to the hypothalamus or the pituitary gland.
Official Title: Study of Gonadotropin Releasing Hormone Agonist Test Using Leuprolide Acetate in Patients With Gonadotropin Deficiency
http://www.clinicaltrials.gov/ct/gui/show/NCT00004426;jsessionid=B908C68509DF10956EEBF25F58A5DA30?order=24   (293 words)

  
 Endometrial Cups and Secretion of Equine Chorionic Gonadotropin
The source of eCG is a placenta-associated structure called an endometrial cup, which is derived from the fetus, forms several weeks into gestation, and is immunologically destroyed 2 to 3 months later.
Endometrial Cups and Secretion of Equine Chorionic Gonadotropin
However, in donkeys carrying a hinney fetus, the cups develop to a much larger size and considerably higher concentrations of eCG are achieved than in donkeys carrying a donkey fetus.
http://arbl.cvmbs.colostate.edu/hbooks/pathphys/reprod/placenta/endocups.html   (689 words)

  
 Luteinizing Hormone and Human Chorionic Gonadotropin Decrease Type 2 5{alpha}-Reductase and Androgen Receptor Protein ...
1996 The effects of preparations of human chorionic gonadotropin on AIDS-related Kaposi’s sarcoma.
1996 Human skin contains luteinizing hormone/chorionic gonadotropin receptors.
1990 The presence of gonadotropin receptors in nonpregnant human uterus, human placenta, fetal membranes, and decidua.
http://jcem.endojournals.org/cgi/content/full/83/5/1776   (2587 words)

  
 gonadotropin.org: Presenter - Richard T. Scott, MD, HCLD
The incidence of hyperprolactinemia during gonadotropin stimulation and its effect on ovulation in in vitro fertilization (IVF).
Optimizing the ART Process Now and in the Future: From Gonadotropins to Enhanced Evaluation of Embryonic Development
Characteristics of gonadotropin response, follicular development, and endometrial growth and maturation across consecutive cycles of clomiphene citrate treatment.
http://www.gonadotropin.org/Scott_cv.htm   (11610 words)

  
 Expert in: Human Chorionic Gonadotropin (hCG), Glycoproteins
Currently, she is doing x-ray crystallography and double labelling NMR studies to ascertain the 3-dimensional structure of a protein, human chorionic gonadotropin (hCG).
http://www.intota.com/viewbio.asp?bioID=605169&perID=716776   (137 words)

  
 AllRefer Health - Hypogonadotropic Hypogonadism (Gonadotropin Deficiency, Kallmann Syndrome, Secondary Hypogonadism)
AllRefer Health - Hypogonadotropic Hypogonadism (Gonadotropin Deficiency, Kallmann Syndrome, Secondary Hypogonadism)
Absent or decreased gonadal function (the male testis or the female ovary) resulting from the absence of the gonadal stimulating pituitary hormones FSH (follicle stimulating hormone) and LH (luteinizing hormone).
Alternate Names : Gonadotropin Deficiency, Kallmann Syndrome, Secondary Hypogonadism
http://health.allrefer.com/health/hypogonadotropic-hypogonadism-info.html   (392 words)

  
 Human Chorionic Gonadotropin (hCG), Beta Subunit, Quantitative, Serum
Human chorionic gonadotropin, a glycoprotein hormone, which is normally produced by the developing placenta, and aberrantly produced by some germ cell neoplasms, is composed of glycopeptide
DiMarchi JM, Kosasa TS, and Hale RW, "What Is the Significance of the Human Chorionic Gonadotropin Value in Ectopic Pregnancy?" Obstet Gynecol, 1989, 74(6):851-855.
Chorionic gonadotropin assays are sometimes used to support the diagnosis of ectopic pregnancy.
http://www.labcorp.com/datasets/labcorp/html/chapter/mono/ri020200.htm   (443 words)

  
 Gonadotropin Induction of Ovulation and Corpus Luteum Formation in Young Estrogen Receptor-{alpha} Knockout Mice -- ...
Gonadotropin treatment of young 3 to 5-wk-old WT (Fig.
Insights from the study of animals lacking functional estrogen receptor.
in response to gonadotropin treatment within ER KO female mice,
http://www.biolreprod.org/cgi/content/full/62/3/599   (3568 words)

  
 Activation of the Luteinizing Hormone beta Promoter by Gonadotropin-releasing Hormone Requires c-Jun NH2-terminal ...
Gonadotropin Subunit Transcriptional Responses to Calcium Signals in the Rat: Evidence for Regulation by Pulse Frequency
Gonadotropin-Releasing Hormone Stimulation of Gonadotropin Subunit Transcription: Evidence for the Involvement of Calcium/Calmodulin-Dependent Kinase II (Ca/CAMK II) Activation in Rat Pituitaries
Transcriptional Activation of the Ovine Follicle-Stimulating Hormone-{beta} Gene by Gonadotropin- Releasing Hormone Involves Multiple Signal Transduction Pathways
http://www.jbc.org/cgi/content/abstract/275/28/21639   (1397 words)

  
 Human Chorionic Gonadotropin (HCG) ELISA Kit, Cat # 0400,
The appearance of HCG in serum and urine, as early as 7-10 days after conception and its rapid rise in concentration are the most reliable indication for early diagnosis of pregnancy.
Human Chorionic Gonadotropin is a glycoprotein hormone produced by the trophoblastic cells of the developing placenta at the time of blastocyst implantation.
Therefore, specific antibodies made to the beta subunits are used for the specific determination of HCG and other hormones.
http://www.4adi.com/kits/hormones/0400HCG.html   (681 words)

  
 Pregnyl Online, Description, Chemistry, Ingredients - Chorionic Gonadotropin - RxList Monographs
It is standardized by a biological assay procedure.
The alpha sub-unit is essentially identical to the alpha sub-units of the human pituitary gonadotropins, luteinizing hormone (LH) and follicle-stimulating hormone (FSH), as well as to the alpha sub-unit of human thyroid-stimulating hormone (TSH).
Human chorionic gonadotropin (HCG), a polypeptide hormone produced by the human placenta, is composed of an alpha and a beta sub-unit.
http://www.rxlist.com/cgi/generic3/chorionic.htm   (217 words)

  
 chorionic gonadotropin - Columbia Encyclopedia article about chorionic gonadotropin
This information should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional.
human chorionic gonadotropin (HCG): see gonadotropic hormone gonadotropic hormone (gō'nădətrŏp`ĭk) or gonadotropin, any one of three glycoprotein (see protein) hormones released by either the anterior pituitary gland or the placenta (the organ in which maternal and fetal blood exchange nutrients and waste products) that have various effects upon the ovaries and testes (see testis).
chorionic gonadotropin - Columbia Encyclopedia article about chorionic gonadotropin
http://columbia.thefreedictionary.com/chorionic+gonadotropin   (115 words)

  
 HCG - Gonadotropin. Human chorionic gonadotropin ( HCG )
In additon the use of steroids without doctors prescriptions may have severe side effects to your helt up to and including death.
HCG (chorionic gonadotropin) is packaged in two ampules one contains HCG powder and the other physiological solution, the two compounds are mixed prior to injecting.
For post cycle use, HCG works best if taken with
http://xtremepharma.freewebpage.org/hcg.htm   (246 words)

  
 Influence of mutations affecting gonadotropin production or responsiveness on expression of inhibin subunit mRNA and ...
Influence of mutations affecting gonadotropin production or responsiveness on expression of inhibin subunit mRNA and protein in the mouse ovary -- Hirst et al.
Gonadotropin Control of Inhibin Secretion and the Relationship to Follicle Type and Number in the hpg Mouse
Articles by Hirst, R. Articles by Charlton, H. Influence of mutations affecting gonadotropin production or responsiveness on expression of inhibin subunit mRNA and protein in the mouse ovary
http://www.reproduction-online.org/cgi/content/full/128/1/43   (4732 words)

  
 Three Forms of Gonadotropin-Releasing Hormone Characterized from Brains of One Species -- Powell et al. 91 (25): 12081 ...
The latter evidence suggests that sbGnRH is the endogenous releaser of gonadotropin II.
This article has been cited by other articles in HighWire Press-hosted journals:
All three identified GnRH peptides were synthesized and shown to release gonadotropin in vivo in the sea bream.
http://www.pnas.org/cgi/content/abstract/91/25/12081   (1245 words)

  
 Prenatal Testosterone Masculinizes Synaptic Input to Gonadotropin-Releasing Hormone Neurons in Sheep -- Kim et al. 61 ...
Control of gonadotropin secretion in the male during puberty: a decrease in response to steroid inhibitory feedback in the absence of an increase in steroid-independent drive in the sheep.
Horvath TL, Garcia-Segura LM, Naftolin F. Control of gonadotropin feedback: the possible role of estrogen-induced hypothalamic synaptic plasticity.
Sexual dimorphism in the synaptic input to gonadotropin releasing hormone neurons.
http://www.biolreprod.org/cgi/content/full/61/3/599   (3614 words)

  
 Human Chorionic Gonadotropin (hCG) Tests - Diagnostics Product Matrix - Medcompare
Human Chorionic Gonadotropin (hCG) Tests - Diagnostics Product Matrix - Medcompare
Price information is approximate list price and actual prices may vary.
Home > Diagnostics > Reproductive Hormone Tests > Human Chorionic Gonadotropin (hCG) Tests
http://www.medcompare.com/matrix.asp?catid=1801   (129 words)

  
 Second gene for gonadotropin-releasing hormone in humans -- White et al. 95 (1): 305 -- Proceedings of the National ...
Minireview: Genetic Models for the Study of Gonadotropin Actions
Gonadotropin-releasing hormone (GnRH) is a decapeptide widely known for its role in regulating reproduction.
Relative Effect of Gonadotropin-Releasing Hormone (GnRH)-I and GnRH-II on Gonadotropin Release
http://www.pnas.org/cgi/content/full/95/1/305   (4152 words)

  
 NRDC Technology offer-GONADOTROPIN RELEASING HORMONE
Surprisingly, addition of murrel GnRH I and II provides significantly greater effect as compared to their individual effects.
Two biology active forms of gonadotropin releasing hormone (GnRH) have been isolated and purified from the hypothalamus of a fresh water murrel, Channa punctatus.
In comparison to the salmon GnRH analogue, both murrel GnRH I and GnRH II are individually at least two fold more active in releasing gonadotropin (GtH) from the pituitary of murrel and four different species of economically important carps.
http://www.nrdcindia.com/pages/gonadotropin.htm   (495 words)

  
 Amazon.com: Gonadotropin Releasing Hormone Analogs: Applications in Gynecology: Books: Robert L. Barbieri,Andrew J. ...
Publisher: learn how customers can search inside this book.
Amazon.com: Gonadotropin Releasing Hormone Analogs: Applications in Gynecology: Books: Robert L. Barbieri,Andrew J. Friedman
Gonadotropin Releasing Hormone Analogs: Applications in Gynecology (Hardcover)
http://www.amazon.com/exec/obidos/tg/detail/-/0412045311?v=glance   (356 words)

  
 Two Isoforms of Gonadotropin-Releasing Hormone Are Coexpressed in Neuronal Cell Lines -- Chen et al. 142 (2): 830 -- ...
Urbanski HF, White RB, Fernald RD, Kohama SG, Garyfallou VT, Densmore VS 1999 Regional expression of mRNA encoding a second form of gonadotropin- releasing hormone in the macaque brain.
Pinelli C, Daniello B, Fiorentino M, Bhat G, Saidapur SK, Rastogi RK 1997 Distribution of gonadotropin- releasing hormone immunoreactivity in the brain of Ichthyophis beddomei (Amphibia: Gymnophiona).
Miyamoto K, Hasegawa Y, Nomura M, Igarashi M, Kangawa K, Matsuo H 1984 Identification of the second gonadotropin-releasing hormone in chicken hypothalamus: evidence that gonadotropin secretion is probably controlled by two distinct gonadotropin-releasing hormone in avian species.
http://endo.endojournals.org/cgi/content/full/142/2/830   (5092 words)

  
 follicle-stimulating hormone, follicle-stimulating hormones- WordWeb dictionary definition
A gonadotropic hormone that is secreted by the anterior pituitary and stimulates growth of Graafian follicles in female mammals, and activates the cells in male mammals that form sperm
Type of: gonadotrophic hormone, gonadotrophin, gonadotropic hormone, gonadotropin
http://www.wordwebonline.com/en/FOLLICLESTIMULATINGHORMONE   (37 words)

  
 Regulation of Gonadotropin-Releasing Hormone (GnRH) Gene Expression by Insulin-Like Growth Factor I in a Cultured ...
Insulin-Like Growth Factor-I, Insulin-Like Growth Factor-Binding Proteins, and Gonadotropins in the Hypothalamic-Pituitary Axis and Serum of Nutrient-Restricted Ewes
http://mend.endojournals.org/cgi/content/full/11/8/1145   (6177 words)

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