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#27784 GLP-1, Active form Assay Kit - IBL
- Intended Use:
- Research reagents
- Measuring Method:
- ELISA
- Sample Types:
- Human, Mouse, Rat
- Measuring Samples:
- EDTA-plasma
- Measurement Range:
- 1.25 - 80 pmol/L
- Package Size1:
- 96 Well
※ The product indicated as "Research reagents" in the column Intended Use cannot be used
for diagnostic nor any medical purpose.
※ The datasheet listed on this page is sample only. Please refer to the datasheet
enclosed in the product purchased before use.
Product Overview
Product Overview
Product Code | 27784 |
---|---|
Product Name | GLP-1, Active form Assay Kit - IBL |
Intended Use | Research reagents |
Measuring Method | ELISA |
Conjugate | HRP |
Species | Human, Mouse, Rat |
Measuring Samples | EDTA-plasma |
Measurement Range | 1.25 - 80 pmol/L |
Primary Reaction | 60 minutes at 37 ℃ |
Secondary Reaction | 60 minutes at 2 - 8 ℃ |
Sensitivity | 0.10 pmol/L |
Specificity | Compound Cross Reactivity GLP-1 (7-36)amide 100.0% GLP-1 (7-37) 100% GLP-1 (1-37) 0.32% GLP-1 (9-36) amide < 0.1 % GLP-2 < 0.1 % Glucagon < 0.1 % Human GIP < 0.1 % Mouse GIP < 0.1 % |
Storage Condition | 2 - 8 ℃ |
Poisonous and Deleterious Substances | Not Applicable |
Cartagena | Not Applicable |
Measuring Service | Available |
Package Size 1 | 96 Well |
Product Description
Product Description
Incretins are a group of gastrointestinal hormones that cause an increase in the amount of insulin released from the beta cells of the islets of Langerhans after eating. They also inhibit glucagon release from the alpha cells of the islets of Langerhans. As a result, they slow the rate of absorption of nutrients into the blood stream by reducing gastric emptying and may directly reduce food intake. The two main candidate molecules that fulfill criteria for an incretin are glucagon-like peptide-1 (GLP-1) and Gastric inhibitory peptide (or glucose-dependent insulinotropic polypeptide or GIP). The human proglucagon gene was cloned in 1983, and the human proglucagon sequence was subsequently deduced. After that, it was found that the specific sequence of GLP-1 has insulinotropic effect: GLP-1 (7-36) amide. Now, GLP-1 (7-36) amide and GLP-1 (7-37) are known as active forms of GLP-1. They are rapidly inactivated to GLP-1 (9-36) amide and GLP-1 (9-37) by DPP-IV within a few moments in blood. This ELISA kit can measure active forms of GLP-1 (GLP-1 (7-36) amide and GLP-1 (7-37)) specifically.
The control set is available for sale on request. Learn More
Keywords:
GIP / GLP-1 / Insulin / Incretin
The control set is available for sale on request. Learn More
Keywords:
GIP / GLP-1 / Insulin / Incretin
References
References
- Effects of anagliptin on plasma glucagon levels and gastric emptying in patients with type 2 diabetes: An exploratory randomized controlled trial versus metformin. Nakagawa T et al. Randomized Controlled Trial Diabetes Res Clin Pract. 2019 Dec;158:107892.PMID: 31669625
- GPR40 full agonism exerts feeding suppression and weight loss through afferent vagal nerve.Ueno H et al. PLoS One. 2019 Sep 16;14(9):e0222653.PMID: 31525244
- The Dipeptidyl Peptidase-4 Inhibitor Linagliptin Ameliorates High-fat Induced Cognitive Decline in Tauopathy Model Mice. Nakaoku Y et al. Int J Mol Sci. 2019 May 23;20(10). pii: E2539.PMID: 31126115
- Solid-phase extraction treatment is required for measurement of active glucagon-like peptide-1 by enzyme-linked immunosorbent assay kit affected by heterophilic antibodies. Hasegawa T et al. J Diabetes Investig. 2018 Jul 11.PMID: 29993194
- Addition of sitagliptin or metformin to insulin monotherapy improves blood glucose control via different effects on insulin and glucagon secretion in hyperglycemic Japanese patients with type 2 diabetes. Otsuka Y et al. Endocr J. 2015;62(2):133-43.PMID: 25328079
- Influence of hemodialysis on incretin hormones and insulin secretion in diabetic and non-diabetic patients. Masajtis-Zagajewska A et al. Int Urol Nephrol. 2013 Dec;45(6):1733-40.PMID: 23670285
- Plant-rich mixed meals based on Palaeolithic diet principles have a dramatic impact on incretin, peptide YY and satiety response, but show little effect on glucose and insulin homeostasis: an acute-effects randomised study. Bligh HF et al.PMID: 25661189
- Mechanism of action of hypoglycemic effects of an intestine-specific inhibitor of microsomal triglyceride transfer protein (MTP) in obese rats.Sakata S et al. J Pharmacol Sci. 2015 Jan;127(1):103-8.PMID: 25704025
- DPP-4 inhibition with linagliptin ameliorates cognitive impairment and brain atrophy induced by transient cerebral ischemia in type 2 diabetic mice. Ma M et al. Cardiovasc Diabetol. 2015 May 20;14:54.PMID: 25986579
- The dipeptidyl peptidase-4 inhibitor des-fluoro-sitagliptin regulates brown adipose tissue uncoupling protein levels in mice with diet-induced obesity. Shimasaki T et al. PLoS One. 2013 May 16;8(5):e63626.PMID: 23696840
- Dipeptidyl peptidase-4 inhibitor linagliptin attenuates neointima formation after vascular injury. Terawaki Y et al. Cardiovasc Diabetol. 2014 Nov 19;13:154.PMID: 25407968
- DPP-4 inhibitor linagliptin ameliorates cardiovascular injury in salt-sensitive hypertensive rats independently of blood glucose and blood pressure. Koibuchi N et al. Cardiovasc Diabetol. 2014 Nov 29;13:157.PMID: 25471116
- Ileal interposition reduces blood glucose levels and decreases insulin resistance in a type 2 diabetes mellitus animal model by up-regulating glucagon-like peptide-1 and its receptor. Sun X et al. Int J Clin Exp Pathol. 2014 Jun 15;7(7):4136-42. eCollection 2014.PMID: 25120793
Note: Retrieve by PMID number in displayed by abstract: http://www.ncbi.nlm.nih.gov
FAQ
FAQ
-
Q.What is the condition of DPP 4 inhibitor?
-
A.Only EDTA-plasma collected using collecting tubes contained DPP4 inhibitor can be used for measuring of GLP-1 active form. BD™ P800 GLP-1, GIP, Glucagon, Ghrelin storing vacuumed collecting tube should be used for collecting blood or the blood should be blocked its activity by DPP4 inhibitor prior it is measured. The amount of DPP4 inhibitor for use is 10μL per 1mL blood or 20μL per 1mL plasma.
-
Q.What is recommended dilution ratio for blood samples?
-
A.Please start to dilute from 2 fold.
-
Q.What is recommended dilution ratio for human samples of healthy subject?
-
A.It is 2 to 4 fold.
-
Q.Can this kit measure any drug for type 2 diabetes such as Liraglutide?
-
A.Liraglutide can be measured by this kit, however any other drugs are unknown.
-
Q.Is composition of EIA buffer of each ELISA kit all same? Can it be mixed to use?
ELISA common FAQ -
A.No it isn't. As constitute of each EIA buffer is different, it cannot be mixed with other lots or EIA buffers contained in other kind of ELISA kits.
-
Q.What is the composition of concentrated wash buffer?
ELISA common FAQ -
A.It contains ordinary Tween and phosphate buffer (0.05% Tween-20 in PB).
-
Q.What is the feature of the plate?
ELISA common FAQ -
A.We use plate that is flat bottom and removable strip type plate (8wellx 12 strips).
-
Q.Can I re-use standard after reconstitution?
ELISA common FAQ -
A.Not recommended to re-use standard after reconstitution. Please use it at once after the reconstitution.
Please note that there are some exceptions. One time freeze-thaw the standard is acceptable for use after reconstitution for some ELISAs.
Please check the details on each product datasheet. -
Q.What is different between reagent blank and test sample blank?
ELISA common FAQ -
A.Reagent blank means a well is only added EIA buffer and the purpose is confirming whether the Test sample value is influenced by lack of washing process or other operations. Test sample blank means a well is added EIA buffer and HRP antibody and the purpose is to calculate the background.
-
Q.How many samples can be measured by this kit?
ELISA common FAQ -
A.The pre-coated plate contained in our ELISA kit is 96 wells plate. We recommend to use 16 wells (2 slits) for standard and 80 wells (10 slits) for 40 samples in duplicate.
-
Q.What is LOD (Limit of Detection)?
ELISA common FAQ -
A.It (LOD) is defined as sensitivity that is calculated using the NCCSL method. Please refer to a datasheet of each product.
-
Q.What is LOQ (Limit of Quantification)?
ELISA common FAQ -
A.It (LOQ) is the lowest value of measurement (standard) range. Please refer to a datasheet of each product.
-
Q.What is the definition of Over Night (O/N) reaction?
ELISA common FAQ -
A.It means that the reaction is required more than 16 hours unless otherwise specifically defined it on a datasheet of each ELISA product.
-
Q.What is the specification of quality control for ELISA product release?
ELISA common FAQ -
A.The information of specification is available on individual lot specific CoA. Please contact us with your reference lot number for obtaining of specific CoA.
-
Q.What is the number (e.g. 432143214321) at the edge of strips of the plate?
ELISA common FAQ -
A.According to the plate maker (ThermoFisher), it does not have any specific meaning as it is just the number of molds.
-
Q.How to wash an ELISA plate?
ELISA common FAQ -
A.Washing it by an auto-washer is highly recommended.
If it is not available, please refer to the demo video (only 2 mins) using a washing bottle. -
Q.The wells turned black during the test with the kit.
ELISA common FAQ -
A.It is possible that the wells were not washed sufficiently during the washing process after the HRP-labeled antibody reaction.
Be sure to wash the wells enough times as described in the data sheet with washing buffer of more than 350 µL. -
Q.How do you define the acceptance range of quality control of control sets?
Control Set Common FAQ -
A.In principal, it is defined as ±15%-20% based the standard value described on each datasheet.
-
Q.What is the shelf life of control set?
Control Set Common FAQ -
A.The shelf life is 12 months upon the goods is dispatched from our lab if the goods is unopned.
-
Q.What is the storage condition of control sets?
Control Set Common FAQ -
A.It should be stored under chilled condition (2~10℃).
-
Q.Can the control set be used after reconstitution?
Control Set Common FAQ -
A.No it cannot be re-used after the reconstitution.
-
Q.What is the package form of control sets?
Control Set Common FAQ -
A.It is lyophilized form.