human chorionic gonadotropin


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human chorionic gonadotropin

(HCG): see gonadotropic hormonegonadotropic hormone
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
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.
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human chorionic gonadotropin

[′hyü·mən kȯr·ē′än·ik gō‚nad·ə′trō·pən]
(biochemistry)
A gonadotropic and luteotropic hormone secreted by the chorionic vesicle. Abbreviated HCG. Also known as chorionic gonadotropin.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
Frequent false positive beta human chorionic gonadotropin tests in immunoglobulin A deficiency.
Ectopic pregnancy: changes in serum human chorionic gonadotropin concentration.
It also is used for the semi-quantitative calculation of albumin-to-creatinine and protein-to-creatinine ratios and the detection of human chorionic gonadotropin (hCG) in urine samples, when the coordinating reagent strips are used.
Elevations in alpha-fetoprotein, human chorionic gonadotropin, and dimeric in hibin A levels at 15-20 weeks' gestation appear to be associated with a significantly in creased risk of preeclampsia later in gestation, said Dr.
Ideally, one dose would last six months to a year, during which time antibodies would bind to human chorionic gonadotropin (hCG), making it impossible for a fertilized egg to implant in the uterine lining.
Human chorionic gonadotropin (hCG) [4] is a glycoprotein hormone consisting of [alpha]- and [beta]-subunits with a mean molecular weight of 37.5 kDa (1,2).
The human chorionic gonadotropin (hCG) discriminatory zone--the maternal serum [beta]-hCG range above which a gestational sac should be consistently visible by ultrasonography (US) in a normal pregnancy--should not be used to determine the management of a hemodynamically stable patient who is suspected of having an ectopic pregnancy, according to this retrospective study.
19 August 2011 - Canadian biotechnology firm Stem Cell Therapeutics Corp (CVE:SSS) on Thursday said it has received a US patent for its method of using the pregnancy hormone human chorionic gonadotropin (hCG) to treat patients with damaged or diseased heart cells.
If needed, FSH injections continued until a follicle greater than 18 mm was observed and the patient received 10,000 U of human chorionic gonadotropin. IUI followed 36 hours later.
Types of screening covered include maternal serum alpha fetoprotein (AFP), human chorionic gonadotropin (hCG), unconjugated estriol (uE3), acetylcholinesterase (AchE), dimeric inhibin A (DIA), and pregnancy-associated plasma protein A (PAPP-A).
PHILADELPHIA -- Serum level of human chorionic gonadotropin is the best predictor of whether systemic single-dose methotrexate will successfully treat tubal ectopic pregnancy Dr.

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