Product Name:
Human Granzyme A (Gzms-A) ELISA Kit
Cat.#:
JL10492
Regulatory Status:
Alternative:
CTLA3; HFSP; HF; H factor; Granzyme 1; Fragmentin-1; Hanukkah factor; Cytotoxic T-Lymphocyte-Associated Serine Esterase 3; CTL tryptase; Cytotoxic T-lymphocyte proteinase 1
Detection Method:
ELISA
Assay Type:
Sandwich
Detection Range:
0.15-10ng/mL
Sensitivity:
0.06ng/mL
Specificity:
This kit recognizes Human Gzms-A in samples. No significant cross-reactivity or interference between Human Gzms-A and analogues was observed.
Sample Type:
Serum, plasma, tissue homogenates, cell lysates and other biological fluids
Assay Procedure:

Research Area:
Cell Biology
Product Datasheets
| Gzms-A
Granzyme A (Gzms-A, EC 3.4.21.78, CTLA3, HuTPS, T-cell associated protease 1, cytotoxic T lymphocyte serine protease, TSP-1, T-cell derived serine proteinase) is a tryptase[5][6][7] and is one of the five granzymes encoded in the human genome.In humans, GzmA is encoded by the GZMA gene in proximity to the GZMK gene on chromosome 5. This enzyme is present in cytotoxic T lymphocyte (CTL) granules.Cytolytic T lymphocytes (CTL) and natural killer (NK) cells have a remarkable ability to recognize, bind, and lyse specific target cells.| Typical data
As the OD values of the standard curve may vary according to the conditions of the actual assay performance (e.g. operator, pipetting technique, wash technique or temperature effects), the operator should establish a standard curve for each test. Typical standard curve and data are provided below for reference only.Concentration (ng/mL) | 10 | 5 | 2.5 | 1.25 | 0.625 | 0.312 | 0.15 | 0 |
OD | 2.4 | 1.69 | 1.29 | 0.9 | 0.61 | 0.43 | 0.31 | 0.09 |
Corrected OD | 2.31 | 1.6 | 1.2 | 0.81 | 0.52 | 0.34 | 0.22 | - |
| Repeatability
Intra-assay Precision (Precision within an assay):CV% < 10%; Inter-assay Precision (Precision between assays):CV% < 10%| Recovery
The recovery of Human Gzms-A spiked at three different levels in samples throughout the range of the assay was evaluated in various matrices.Sample Type | Range(%) | Average Recovery(%) |
Serum(n=8) | 84-101 | 96 |
Plasma(n=8) | 92-105 | 102 |
Cell Lysates(n=8) | 96-108 | 105 |
| Linearity
Samples were spiked with high concentrations of Human Gzms-A and diluted with Universal Diluent to produce samples with values within the range of the assay.Serum(n=4) | Plasma(n=4) | Cell Lysates(n=4) | ||
1 : 2 | Range (%) | 84-95 | 88-96 | 90-110 |
Average (%) | 91 | 93 | 96 | |
1 : 4 | Range (%) | 89-103 | 87-109 | 105-115 |
Average (%) | 94 | 98 | 108 |






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