Multiplex Assay Kit for Angiopoietin Like Protein 4 (ANGPTL4) ,etc. by FLIA (Flow Luminescence Immunoassay)

ARP4; FIAF; HFARP; NL2; PGAR; Pp1158; Fasting-Induced Adipose Factor; Hepatic Angiopoietin-Related Protein; Hepatic Fibrinogen/Angiopoietin-Related Protein

(Note: Up to 8-plex in one testing reaction)

Specificity

This assay has high sensitivity and excellent specificity for detection of Angiopoietin Like Protein 4 (ANGPTL4) ,etc. by FLIA (Flow Luminescence Immunoassay).
No significant cross-reactivity or interference between Angiopoietin Like Protein 4 (ANGPTL4) ,etc. by FLIA (Flow Luminescence Immunoassay) and analogues was observed.

Recovery

Matrices listed below were spiked with certain level of recombinant Angiopoietin Like Protein 4 (ANGPTL4) ,etc. by FLIA (Flow Luminescence Immunoassay) and the recovery rates were calculated by comparing the measured value to the expected amount of Angiopoietin Like Protein 4 (ANGPTL4) ,etc. by FLIA (Flow Luminescence Immunoassay) in samples.

Matrix Recovery range (%) Average(%)
serum(n=5) 85-96 93
EDTA plasma(n=5) 78-96 86
heparin plasma(n=5) 91-101 94

Precision

Intra-assay Precision (Precision within an assay): 3 samples with low, middle and high level Angiopoietin Like Protein 4 (ANGPTL4) ,etc. by FLIA (Flow Luminescence Immunoassay) were tested 20 times on one plate, respectively.
Inter-assay Precision (Precision between assays): 3 samples with low, middle and high level Angiopoietin Like Protein 4 (ANGPTL4) ,etc. by FLIA (Flow Luminescence Immunoassay) were tested on 3 different plates, 8 replicates in each plate.
CV(%) = SD/meanX100
Intra-Assay: CV<10%
Inter-Assay: CV<12%

Linearity

The linearity of the kit was assayed by testing samples spiked with appropriate concentration of Angiopoietin Like Protein 4 (ANGPTL4) ,etc. by FLIA (Flow Luminescence Immunoassay) and their serial dilutions. The results were demonstrated by the percentage of calculated concentration to the expected.

Sample 1:2 1:4 1:8 1:16
serum(n=5) 92-103% 78-104% 82-94% 84-101%
EDTA plasma(n=5) 85-96% 88-97% 91-105% 85-101%
heparin plasma(n=5) 79-95% 87-94% 85-94% 89-96%

Stability

The stability of kit is determined by the loss rate of activity. The loss rate of this kit is less than 5% within the expiration date under appropriate storage condition.
To minimize extra influence on the performance, operation procedures and lab conditions, especially room temperature, air humidity, incubator temperature should be strictly controlled. It is also strongly suggested that the whole assay is performed by the same operator from the beginning to the end.

Reagents and materials provided

Reagents Quantity Reagents Quantity
96-well plate 1 Plate sealer for 96 wells 4
Pre-Mixed Standard 2 Standard Diluent 1×20mL
Pre-Mixed Magnetic beads (22#:ANGPTL4) 1 Analysis buffer 1×20mL
Pre-Mixed Detection Reagent A 1×120μL Assay Diluent A 1×12mL
Detection Reagent B (PE-SA) 1×120μL Assay Diluent B 1×12mL
Sheath Fluid 1×10mL Wash Buffer (30 × concentrate) 1×20mL
Instruction manual 1

Assay procedure summary

1. Preparation of standards, reagents and samples before the experiment;
2. Add 100μL standard or sample to each well,
    add 10μL magnetic beads, and incubate 90min at 37°C on shaker;
3. Remove liquid on magnetic frame, add 100μL prepared Detection Reagent A. Incubate 60min at 37°C on shaker;
4. Wash plate on magnetic frame for three times;
5. Add 100μL prepared Detection Reagent B, and incubate 30 min at 37°C on shaker;
6. Wash plate on magnetic frame for three times;
7. Add 100μL sheath solution, swirl for 2 minutes, read on the machine.

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Magazine Citations
The Journal of Biological Chemistry Angiopoietin-like 4 (Angptl4) Protein Is a Physiological Mediator of Intracellular Lipolysis in Murine Adipocytes PubMed: PMC3318686
J Clin Endocrinol Metab. Decreased Concentrations of the Lipoprotein Lipase Inhibitor Angiopoietin-Like Protein 4 and Increased Serum Triacylglycerol Are Associated With Increased Neonatal Fat Mass in Pregnant Women With Gestational Diabetes Mellitus Pubmed: 23744407
PloS one Lack of Relationship between Cord Serum Angiopoietin-Like Protein 4 (ANGPTL4) and Lipolytic Activity in Human Neonates Born by Spontaneous Delivery Pubmed: 24324678
Journal of Hematology & Oncology Angptl4 is upregulated under inflammatory conditions in the bone marrow of mice, expands myeloid progenitors, and accelerates reconstitution of platelets after myelosuppressive therapy PubMed: 26054961
Gynecol Endocrinol Examination of angiopoietin-like protein 4, neuropeptide Y, omentin-1 levels of obese and non-obese patients with polycystic ovary syndrome PubMed: 26291814
Molecular Nutrition & Food research Interaction of Gut Microbiota and High‐sodium, Low‐potassium Diet in Altering Plasma Triglyceride Profiles Revealed by Lipidomics Analysis Pubmed: 31675161
ANNALS OF AGRICULTURAL AND ENVIRONMENTAL MEDICINE Analysis of novel serum markers of fibrosis and angiogenesis in patients with alcoholic liver cirrhosis
Food Chem Toxicol Di (2-ethylhexyl) phthalate exposure exacerbates metabolic disorders in diet-induced obese mice 34303773
Catalog No. Related products for research use of Rattus norvegicus (Rat) Organism species Applications (RESEARCH USE ONLY!)
RPB019Ra01 Recombinant Angiopoietin Like Protein 4 (ANGPTL4) Positive Control; Immunogen; SDS-PAGE; WB.
RPB019Ra02 Recombinant Angiopoietin Like Protein 4 (ANGPTL4) Positive Control; Immunogen; SDS-PAGE; WB.
PAB019Ra01 Polyclonal Antibody to Angiopoietin Like Protein 4 (ANGPTL4) WB; IHC; ICC; IP.
PAB019Ra02 Polyclonal Antibody to Angiopoietin Like Protein 4 (ANGPTL4) WB; IHC; ICC; IP.
LAB019Ra71 Biotin-Linked Polyclonal Antibody to Angiopoietin Like Protein 4 (ANGPTL4) WB; IHC; ICC.
LAB019Ra81 FITC-Linked Polyclonal Antibody to Angiopoietin Like Protein 4 (ANGPTL4) WB; IHC; ICC; IF.
MAB019Ra22 Monoclonal Antibody to Angiopoietin Like Protein 4 (ANGPTL4) WB; IHC; ICC; IP.
MAB019Ra23 Monoclonal Antibody to Angiopoietin Like Protein 4 (ANGPTL4) WB; IHC; ICC; IP.
MAB019Ra24 Monoclonal Antibody to Angiopoietin Like Protein 4 (ANGPTL4) WB; IHC; ICC; IP.
MAB019Ra21 Monoclonal Antibody to Angiopoietin Like Protein 4 (ANGPTL4) WB; IHC; ICC; IP.
SEB019Ra ELISA Kit for Angiopoietin Like Protein 4 (ANGPTL4) Enzyme-linked immunosorbent assay for Antigen Detection.
LMB019Ra Multiplex Assay Kit for Angiopoietin Like Protein 4 (ANGPTL4) ,etc. by FLIA (Flow Luminescence Immunoassay) FLIA Kit for Antigen Detection.