Human Syndecan-4/SDC4 ELISA Kit PicoKine® (96 Tests). Quantitate Human SDC4 in cell culture supeatants, cell lysates and serum. Sensitivity: 10pg/ml. The brand Picokine indicates this is a premium quality ELISA kit. Each Picokine kit delivers precise quantification, high sensitivity, and excellent reproducibility. Only our most reliable and effective kits qualify as Picokine, guaranteeing top-tier results for your assays.
There is no detectable cross-reactivity with other relevant proteins.
Specificity
Natural and recombinant human Syndecan-4
Subcellular Localization
Isoform 1: Membrane; Single-pass type I membrane protein. Secreted. Shedding of the ectodomain produces a soluble form. .
Sample Type
Cell culture supeatants, Cell lysates, Serum
Anticoagulant
/
Precision
Intra-Assay Precision
Inter-Assay Precision
Sample
1
2
3
1
2
3
n
16
16
16
24
24
24
Mean (pg/ml)
94
673
2108
102
680
1958
Standard deviation
3.85
52.49
128.58
5.4
56.44
154.68
CV (%)
4.1%
7.8%
6.1%
5.3%
8.3%
7.9%
Protein Function
Cell surface proteoglycan that bears heparan sulfate.
Background
Syndecan-4 (SDC4) is a protein that in humans is encoded by the SDC4 gene. The protein is found as a homodimer and is a member of the syndecan proteoglycan family. It is mapped to 20q13.12. Syndecan-4 is one of the four vertebrate syndecans and has a molecular weight of ~20 kDa. It is a transmembrane (type I) heparan sulfate proteoglycan that functions as a receptor in intracellular signaling. Syndecan-4 also regulates the actin cytoskeleton, cell adhesion, and cell migration. In addition, Syndecan-4 can activate protein kinase C (PKC). The variable domain of syndecan-4 could be a site of self-association. Whats more, Syndecan-4 also binds to phosphatidylinositol (4,5)-bisphosphate (PIP2) through the variable domain and increases PKC activity ten-fold.
Reproducibility
Lots
Lot 1 (pg/ml)
Lot 2 (pg/ml)
Lot 3 (pg/ml)
Lot 4 (pg/ml)
Mean (pg/ml)
Standard Deviation
CV (%)
Sample 1
94
82
81
78
83
6.09
7.3%
Sample 2
673
735
621
630
664
45.06
6.7%
Sample 3
2108
2092
1869
1903
1993
107.82
5.4%
*number of samples for each test n=16.
Notes
Material Required But Not Provided: Microplate Reader capable of reading absorbance at 450nm. Incubator. Automated plate washer . Pipettes and pipette tips capable of precisely dispensing 0.5 µl through 1 ml volumes of aqueous solutions. Multichannel pipettes are recommended for large amount of samples. Deionized or distilled water. 500ml graduated cylinders. Test tubes for dilution.
Store at 4°C for 6 months, at -20°C for 12 months. Avoid multiple freeze-thaw cycles (Ships with gel ice, can store for up to 3 days in room temperature. Freeze upon receiving.)
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