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CLIA Kit for Growth Hormone 2 (GH2)

GH-V; GHL; GHV; hGH-V; Growth Hormone Variant; Placenta-Specific Growth Hormone; Placental Specific Growth Hormone

Specificity

This assay has high sensitivity and excellent specificity for detection of Growth Hormone 2 (GH2).
No significant cross-reactivity or interference between Growth Hormone 2 (GH2) and analogues was observed.

Recovery

Matrices listed below were spiked with certain level of recombinant Growth Hormone 2 (GH2) and the recovery rates were calculated by comparing the measured value to the expected amount of Growth Hormone 2 (GH2) in samples.

Matrix Recovery range (%) Average(%)
serum(n=5) 86-98 94
EDTA plasma(n=5) 87-105 101
heparin plasma(n=5) 90-98 93

Precision

Intra-assay Precision (Precision within an assay): 3 samples with low, middle and high level Growth Hormone 2 (GH2) were tested 20 times on one plate, respectively.
Inter-assay Precision (Precision between assays): 3 samples with low, middle and high level Growth Hormone 2 (GH2) 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 Growth Hormone 2 (GH2) 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) 86-93% 81-90% 85-99% 86-104%
EDTA plasma(n=5) 91-103% 90-97% 94-103% 90-97%
heparin plasma(n=5) 87-94% 98-105% 97-105% 78-88%

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
Pre-coated, ready to use 96-well strip plate 1 Plate sealer for 96 wells 4
Standard 2 Standard Diluent 1×20mL
Detection Reagent A 1×120µL Assay Diluent A 1×12mL
Detection Reagent B 1×120µL Assay Diluent B 1×12mL
Substrate A 1×10mL Substrate B 1×2mL
Wash Buffer (30 × concentrate) 1×20mL Instruction manual 1

Assay procedure summary

1. Prepare all reagents, samples and standards;
2. Add 100µL standard or sample to each well. Incubate 1 hours at 37°C;
3. Aspirate and add 100µL prepared Detection Reagent A. Incubate 1 hour at 37°C;
4. Aspirate and wash 3 times;
5. Add 100µL prepared Detection Reagent B. Incubate 30 minutes at 37°C;
6. Aspirate and wash 5 times;
7. Add 100µL Substrate Solution. Incubate 10 minutes at 37°C;
8. Read RLU value immediately.

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Magazine Citations
Endokrynologia Polska Placental growth hormone, pituitary growth hormone, insulin-like growth factor, and ghrelin in umbilical cord blood serum and amniotic fluid Pubmed: 24002957
Catalog No. Related products for research use of Homo sapiens (Human) Organism species Applications (RESEARCH USE ONLY!)
RPC923Hu01 Recombinant Growth Hormone 2 (GH2) Positive Control; Immunogen; SDS-PAGE; WB.
PAC923Hu01 Polyclonal Antibody to Growth Hormone 2 (GH2) WB,IHC
MAC923Hu22 Monoclonal Antibody to Growth Hormone 2 (GH2) WB; IHC; ICC; IP.
SEC923Hu ELISA Kit for Growth Hormone 2 (GH2) Enzyme-linked immunosorbent assay for Antigen Detection.
SCC923Hu CLIA Kit for Growth Hormone 2 (GH2) Chemiluminescent immunoassay for Antigen Detection.
LMC923Hu Multiplex Assay Kit for Growth Hormone 2 (GH2) ,etc. by FLIA (Flow Luminescence Immunoassay) FLIA Kit for Antigen Detection.