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#27160 Mouse Leptin Assay Kit - IBL
- Intended Use:
- Research reagents
- Measuring Method:
- ELISA
- Sample Types:
- Mouse
- Measuring Samples:
- EDTA-plasma, Serum, Cell culture supernatant
- Measurement Range:
- 12.5 ~ 800 pg/mL
- 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 | 27160 |
---|---|
Product Name | Mouse Leptin Assay Kit - IBL |
Intended Use | Research reagents |
Measuring Method | ELISA |
Conjugate | HRP |
Species | Mouse |
Measuring Samples | EDTA-plasma, Serum, Cell culture supernatant |
Measurement Range | 12.5 ~ 800 pg/mL |
Primary Reaction | 60minutes at 37 ℃ |
Secondary Reaction | 30 minutes at 37 ℃ |
Sensitivity | 0.86 pg/mL |
Specificity | Compound Cross Reactivity Mouse Leptin 100.0% Rat Leptin 43.6% Human Leptin 0.30% |
Storage Condition | 2 - 8 ℃ |
Poisonous and Deleterious Substances | Not Applicable |
Cartagena | Not Applicable |
Measuring Service | Not Available |
Package Size 1 | 96 Well |
Product Description
Product Description
The recessive obesity mutation, ob, identified in 1950, results in profound obesity and type II diabetes as part of a syndrome that resembles morbid obesity in humans. Freidman’s group at Rockefeller University originally identified the obesity gene that encodes for Leptin in 1994. Leptin is a 16 KDa secreted protein produced by the ob gene. Adipose tissue produces Leptin and releases it into the bloodstream. As fat deposits grow, blood Leptin levels tends to increase. It has been suggested that Leptin acts as a lipostat, increasing as fat gets deposited into adipocytes. It is also found that the protein acts as a hormone instructing the brain to stop food consumption and to increase activity. The protein has also been shown to signal and probably control the onset of puberty. In addition, recent study shows Leptin acts as a potent inhibitor of bone formation through central nervous system.
References
References
- Peptide YY Causes Apathy-Like Behavior via the Dopamine D2 Receptor in Repeated Water-Immersed Mice. Yamada C et al. Mol Neurobiol. 2018 Sep;55(9):7555-7566.PMID: 29429048
- Effects of zinc deficiency and supplementation on leptin and leptin receptor expression in pregnant mice. Ueda H et al. Biol Pharm Bull. 2014;37(4):581-7.PMID: 24694605
- Effect of caffeine and capsaicin on the blood glucose levels of obese/diabetic KK-A(y) mice. Okumura T et al. J Oleo Sci. 2012;61(9):515-23.PMID: 22975786
- Anti-obesity and anti-diabetic effects of fucoxanthin on diet-induced obesity conditions in a murine model. Maeda H et al. Mol Med Rep. 2009 Nov-Dec;2(6):897-902.PMID: 21475918
- Central infusion of histamine reduces fat accumulation and upregulates UCP family in leptin-resistant obese mice. Masaki T et al. Diabetes. 2001 Feb;50(2):376-84.PMID: 11272150
- Neuronal histamine regulates food intake, adiposity, and uncoupling protein expression in agouti yellow (A(y)/a) obese mice. Masaki T et al. Endocrinology. 2003 Jun;144(6):2741-8.PMID: 12746338
Note: Retrieve by PMID number in displayed by abstract: http://www.ncbi.nlm.nih.gov
FAQ
FAQ
-
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.