Enzyme ImmunoAssay (EIA) is a technique to detect and quantify antigens (proteins, hormones…) or antibodies in samples. It relies on the ability of an antibody to bind a specific antigen. Either the antibody or the antigen is labelled with an enzyme wh...
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Size | 96 wells |
Shipping | wet ice |
Specificity | |
Application Media | Plasma, buffer|Blood collection on inhibitor then 1/5 dilution prior assay |
Sample volume | 20 µL |
Tracer | AcetylCholinesterase AChE |
Detection Limit | 0.2 pg/mL |
Standard Curve Range | 2-250 pg/mL |
Custom Code | 3822000000 |
UNSPSC code | 41116104 |
PRODUCT EXPLANATION: ACETYLCHOLINESTERASE MARKER IN ENZYME-IMMUNOASSAYS
Grassi J., Pradelles P. Compounds labelled by the acetylcholinesterase of Electrophorus Electricus. Its preparation process and its use as a tracer or marquer in enzymo-immunological determinations. United States patent, N° 1,047,330. September 10, 1991
Grassi J., Pradelles P. The use of Acetylcholinesterase as a Universal marker in Enzyme-Immunoassays. Proceedings of the Third International Meeting on Cholinesterases, American Chemical Society (1991)
Pradelles P., Grassi J., Maclouf J. Enzyme Immunoassays of Eicosanoids Using Acetylcholinesterase. Methods in Enzymology (1990), vol. 187, 24-34
PRODUCT EXPLANATION: GHRELIN
Kojima M, Kangawa K. Ghrelin: structure and function. Physiol. Rev ( 2005), 85:495-522
Müller TD, Nogueiras R, Andermann ML et al. Ghrelin. Mol Metab. 2015 Mar 21;4(6):437-60
Bluet-Pajot MT, Tolle V, Zizzari P, Tomasetto C, Grouselle D, Epelbaum J. Ghrelin: A striking example of neuroendocrine peptide pleiotropy. Med Sci (Paris), August 1, 2005, 21 (8-9): 715-21
de Faria Barros A et al. Is there association between acyl-ghrelin and inflammation in hemodialysis patients? J Bras Nefrol. (2013) 35(2):120-126
Grousselle D et al. Variations des peptides dérivés de la pr?proghréline au cours du repas dans l?anorexie mentale restrictive. Poster GIR-AFDAS-TCA2014
Delhanty P et al. Des-acyl ghrelin analogs prevent high-fat-diet-induced dysregulation of glucose homeostasis. FASEB J. (2013) 27(4):1690-1700
Costantini, V et al. GSK1614343, a Novel Ghrelin Receptor Antagonist, Produces an Unexpected Increase of Food Intake and Body Weight in Rodents and Dogs. Neuroendocrinology (2011);94:158–168
Porporato E, Filigheddu N et al. Acylated and unAcylated Ghrelin impair skeletal muscle atrophy in mice. J. Clinical Invest (2013) 123(2): 611-622
Sentissi O, Epelbaum J, Olié JP, Poirier MF. Leptin and Ghrelin Levels in Patients With Schizophrenia During Different Antipsychotics Treatment: A Review. Schizophrenia Bulletin (2008) 34(6), 1189–1199
PRODUCT EXPLANATION: KIT VALIDATION
Valentin MA, Ma S, Zhao A, Legay F, Avrameas A. Validation of immunoassay for protein biomarkers: Bioanalytical study plan implementation to support pre-clinical and clinical studies. J Pharm Biomed Anal. (2011) 55(5) : 869-877
European Medicines Agency. Guideline on bioanalytical method validation, 21 July 2011
CITATIONS OF GHRELIN KITS
Hassouna, Grouselle D, Chiappetta G et al. Combination of Selective Immunoassays and Mass Spectrometry to Characterize Preproghrelin-Derived Peptides in Mouse Tissues. Front Neurosci. 2017 Apr 20;11:211
Beauloye V, Diene G, Kuppens R et al. High unacylated ghrelin levels support the concept of anorexia in infants with prader-willi syndrome. Orphanet J Rare Dis. 2016 May 4;11(1):56
Erden I, Uçak H, Demir B et al. Serum ghrelin levels in patients with Behcet's disease.Postepy Dermatol Alergol. 2016 Dec;33(6):450-456
Gagnon J, Anini Y. Insulin and Norepinephrine Regulate Ghrelin Secretion from a Rat Primary Stomach Cell Culture. Endocrinology (2012) doi 10.1210/en.2012-1040
Lin Li R, Sherbet D et al. Profound Hypoglycemia in Starved, Ghrelin-deficient Mice Is Caused by Decreased Gluconeogenesis and Reversed by Lactate or Fatty Acids. JBC (2012)
Lu X et al. Postprandial inhibition of gastric ghrelin secretion by long-chain fatty acid through GPR120 in isolated gastric ghrelin cells and mice. Am J Physiol Gastrointest Liver Physiol (2012)doi:10.1152/ajpgi.00541.2011
Robert F et al. Targeting Protein Synthesis in a Myc/mTOR-Driven Model of Anorexia-Cachexia Syndrome Delays Its Onset and Prolongs Survival. Cancer Res (2012) doi:10.1158/0008-5472.CAN-11-2739
Teubner B et al. Inhibition of ghrelin O-acyltransferase attenuates food deprivation-induced increases in ingestive behavior. Hormones and Behavior (2013)
Zhao TJ, Liang G et al. Ghrelin O-acyltransferase (GOAT) is essential for growth hormone-mediated survival of calorierestricted mice. PNAS (2010) doi: 10.1073/pnas.1002271107
Zhao TJ, Sakata I et al. Ghrelin secretion stimulated by β1-adrenergic receptors in cultured ghrelinoma cells and in fasted mice. PNAS (2010) doi: doi: 10.1073/pnas.1011116107