Multiplex Assay Kit for Galectin 9 (GAL9) ,etc. by FLIA (Flow Luminescence Immunoassay)
LGALS9; Ecalectin; Lectin,Galactoside-Binding Soluble 9; Tumor antigen HOM-HD-21
(Note: Up to 8-plex in one testing reaction)
- Product No.LMA309Hu
- Organism SpeciesHomo sapiens (Human) Same name, Different species.
- Sample TypeSerum, plasma, tissue homogenates, cell lysates, cell culture supernates and other biological fluids
- Test MethodDouble-antibody Sandwich
- Assay Length3.5h
- Detection Range0.49-500pg/mL
- SensitivityThe minimum detectable dose of this kit is typically less than 0.163 pg/mL.
- Downloadn/a
- UOM 8Plex 7Plex 6Plex 5Plex 4Plex 3Plex 2Plex1Plex
- FOB
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Result
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Specificity
This assay has high sensitivity and excellent specificity for detection of Galectin 9 (GAL9) ,etc. by FLIA (Flow Luminescence Immunoassay).
No significant cross-reactivity or interference between Galectin 9 (GAL9) ,etc. by FLIA (Flow Luminescence Immunoassay) and analogues was observed.
Recovery
Matrices listed below were spiked with certain level of recombinant Galectin 9 (GAL9) ,etc. by FLIA (Flow Luminescence Immunoassay) and the recovery rates were calculated by comparing the measured value to the expected amount of Galectin 9 (GAL9) ,etc. by FLIA (Flow Luminescence Immunoassay) in samples.
Matrix | Recovery range (%) | Average(%) |
serum(n=5) | 98-105 | 101 |
EDTA plasma(n=5) | 95-103 | 99 |
heparin plasma(n=5) | 78-90 | 86 |
Precision
Intra-assay Precision (Precision within an assay): 3 samples with low, middle and high level Galectin 9 (GAL9) ,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 Galectin 9 (GAL9) ,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 Galectin 9 (GAL9) ,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) | 85-102% | 79-102% | 97-105% | 87-96% |
EDTA plasma(n=5) | 99-105% | 86-103% | 90-98% | 94-102% |
heparin plasma(n=5) | 91-98% | 85-92% | 84-101% | 88-99% |
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#:GAL9) | 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 |
American Journal of Nephrology | Temporal Increases in Urinary Carboxymethyllysine Correlate with Albuminuria Development in Diabetes Karger: 328581 |
Clinical Immunology | Galectin-9 administration ameliorates CVB3 induced myocarditis by promoting the proliferation of regulatory T cells and alternatively activated Th2 cells ScienceDirect: S1521661611001057 |
Renal Failure | Rat Renal Interstitial Fibroblasts Affect the Th1/Th2 Profile In Vitro Pubmed: 22013937 |
BMC Nephrol | Serum galectin-9 levels are elevated in the patients with type 2 diabetes and chronic kidney disease PubMed: 23339460 |
Retrovirology | Dysregulated Tim-3 expression on natural killer cells is associated with increased Galectin-9 levels in HIV-1 infection PubMed: PMC3750478 |
PLoS One. | Upregulation of the Tim-3/Galectin-9 Pathway of T Cell Exhaustion in Chronic Hepatitis B Virus Infection PubMed: PMC3480425 |
PLoS Pathogens | Galectin-9 and IL-21 Mediate Cross-regulation between Th17 and Treg Cells during Acute Hepatitis C PubMed: PMC3688567 |
PLOS ONE | Graves’ Disease Is Associated with a Defective Expression of the Immune Regulatory Molecule Galectin-9 in Antigen-Presenting Dendritic Cells PubMed: 25880730 |
Advances in Experimental Medicine and Biology | Molecules of Damage-Associated Patterns in Bronchoalveolar Lavage Fluid and Serum in Chronic Obstructive Pulmonary Disease Pubmed:29429028 |
Journal of Microbiology, Immunology and Infection | Galectin-9-like from Angiostrongylus cantonensis young adult worms modulates eosinophil chemotaxis in vitro Doi: 10.1016/j.jmii.2018.09.010 |
Oncology Letters | The effects of Tim‑3 activation on T‑cells in gastric cancer progression |
Scientific Reports | Circulating levels of PD-L1 and Galectin-9 are associated with patient survival in surgically treated Hepatocellular Carcinoma independent of their intra … Pubmed: 31337865 |
Biomolecules | Blood Levels of Galectin-9, an Immuno-Regulating Molecule, Reflects the Severity for the Acute and Chronic Infectious Diseases. Biomolecules 2021, 11, 430 33804076 |
Medicine | Regulatory T cells, damage-associated molecular patterns, and myeloid-derived suppressor cells in bronchoalveolar lavage fluid interlinked with chronic obstructive … Pubmed:35687771 |
Catalog No. | Related products for research use of Homo sapiens (Human) Organism species | Applications (RESEARCH USE ONLY!) |
RPA309Hu01 | Recombinant Galectin 9 (GAL9) | Positive Control; Immunogen; SDS-PAGE; WB. |
APA309Hu01 | Active Galectin 9 (GAL9) | Cell culture; Activity Assays. |
APA309Hu61 | Active Galectin 9 (GAL9) | Cell culture; Activity Assays. |
EPA309Hu61 | Eukaryotic Galectin 9 (GAL9) | Positive Control; Immunogen; SDS-PAGE; WB. |
PAA309Hu01 | Polyclonal Antibody to Galectin 9 (GAL9) | WB; IHC |
MAA309Hu22 | Monoclonal Antibody to Galectin 9 (GAL9) | WB; IHC; ICC; IP. |
SEA309Hu | ELISA Kit for Galectin 9 (GAL9) | Enzyme-linked immunosorbent assay for Antigen Detection. |
SCA309Hu | CLIA Kit for Galectin 9 (GAL9) | Chemiluminescent immunoassay for Antigen Detection. |
LMA309Hu | Multiplex Assay Kit for Galectin 9 (GAL9) ,etc. by FLIA (Flow Luminescence Immunoassay) | FLIA Kit for Antigen Detection. |