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#27749 Human ANGPTL4 Assay Kit - IBL
- Intended Use:
- Research reagents
- Measuring Method:
- ELISA
- Sample Types:
- Human
- Measuring Samples:
- EDTA-plasma, Serum
- Measurement Range:
- 23.44 ~ 1,500 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 | 27749 |
---|---|
Product Name | Human ANGPTL4 Assay Kit - IBL |
Intended Use | Research reagents |
Measuring Method | ELISA |
Conjugate | HRP |
Species | Human |
Measuring Samples | EDTA-plasma, Serum |
Measurement Range | 23.44 ~ 1,500 pg/mL |
Primary Reaction | 60 minutes at 37 ℃ |
Secondary Reaction | 30 minutes at 2 - 8 ℃ |
Sensitivity | 17.53 pg/mL |
Specificity | Compound Cross Reactivity Human ANGPTL4 100.0% Human ANGPTL2 < 0.1 % Human ANGPTL3 < 0.1 % |
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
Angiopoetin-like 4 (ANGPTL4) is a member of the angiopoietin/ANGPTL family. Human ANGPTL4 consists of 406 amino acids. Its protein structure is common to the angiopoietins, with a signal peptide directing secretion, an N-terminal coiled-coil domain (CCD), a linker, and a C-terminal fibrinogen-like domain (FLD). Full-length ANGPTL4 is secreted by liver and adipose tissues and cleaved to generate circulating CCD and FLD fragments. ANGPTL4 plays important roles in lipid and glucose metabolism. It inhibits lipoprotein lipase (LPL) activity by breaking the dimmer molecule, and elevates plasma TG level. Meanwhile, it is also implicated in breast cancer metastasis to lung via the regulation of vascular integrity. Both of two antibodies used in this ELISA kit recognize the N-terminal portion of human ANGPTL4 respectively.
References
References
- Association between ANGPTL3, 4, and 8 and lipid and glucose metabolism markers in patients with diabetes. Harada M et al. PLoS One. 2021 Jul 22;16(7):e0255147.PMID: 34293055
- Lipoprotein profile and lipid metabolism of PXB-cells®, human primary hepatocytes from liver-humanized mice: proposal of novel in vitro system for screening anti-lipidemic drugs. Hata K et al. Biomed Res. 2020;41(1):33-42.PMID: 32092738
- Circulating Angptl3 and Angptl8 Are Increased in Patients With Hypothyroidism. Yang L et al. Biomed Res Int. 2019 Jul 17;2019:3814687.PMID: 31380419
- Association of circulating ANGPTL 3, 4, and 8 levels with medical status in a population undergoing routine medical checkups: A cross-sectional study. Morinaga J et al. PLoS One. 2018 Mar 14;13(3):e0193731.PMID: 29538435
- Synoviocyte-derived angiopoietin-like protein 2 contributes to synovial chronic inflammation in rheumatoid arthritis. Okada T et al. Am J Pathol. 2010 May;176(5):2309-19.PMID: 20304962
Note: Retrieve by PMID number in displayed by abstract: http://www.ncbi.nlm.nih.gov
FAQ
FAQ
-
Q.What is recommended dilution ratio for human serum samples?
-
A.The recommended dilution ratio for human serum sample is 2 fold.
-
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.