Human Pro-Collagen I alpha 1 ELISA kit is a single-wash, 90-minute SimpleStep ELISA® used to quantify human pro-collagen I alpha 1 with a sensitivity of 5.3 pg/mL. The assay employs a simple Mix-Wash-Read protocol with just one incubation and wash step.
- Colorimetric sandwich ELISA – 450 nm readout, compatible with any standard plate reader
- Available in different formats – 384-well format available for high-throughput applications
- Broad sample compatibility – works with serum, plasma, cell culture extracts, tissue extracts, and cell culture supernatant
- Cited in over 40 publications
Application | Reactivity | Dilution info | Notes |
---|---|---|---|
Application sELISA | Reactivity Reacts | Dilution info - | Notes - |
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Type I collagen is a member of group I collagen (fibrillar forming collagen).
Collagen alpha-1(I) chain, Alpha-1 type I collagen, COL1A1
Human Pro-Collagen I alpha 1 ELISA kit is a single-wash, 90-minute SimpleStep ELISA® used to quantify human pro-collagen I alpha 1 with a sensitivity of 5.3 pg/mL. The assay employs a simple Mix-Wash-Read protocol with just one incubation and wash step.
- Colorimetric sandwich ELISA – 450 nm readout, compatible with any standard plate reader
- Available in different formats – 384-well format available for high-throughput applications
- Broad sample compatibility – works with serum, plasma, cell culture extracts, tissue extracts, and cell culture supernatant
- Cited in over 40 publications
Sample | n | C.V. |
---|---|---|
Sample Serum | n 8 | C.V. 1.8 |
Sample | n | C.V. |
---|---|---|
Sample Serum | n 3 | C.V. 3 |
Sample type | Average % | Range |
---|---|---|
Sample type Serum | Average % = 93 | Range 91 - 94 % |
Sample type Cell culture media | Average % = 99 | Range 97 - 101 % |
Sample type Citrate plasma | Average % = 106 | Range 102 - 110 % |
Sample type EDTA Plasma | Average % = 108 | Range 105 - 114 % |
Sample type Heparin Plasma | Average % = 101 | Range 94 - 107 % |
Human Pro-Collagen I alpha 1 ELISA Kit ab210966 is a rapid single-wash 90-min ELISA kit to measure Human Pro-Collagen I alpha 1 in cell culture extracts, tissue extracts, cell culture supernatant, serum and plasma. This SimpleStep ELISA® sensitivity is 5.3 pg/mL.
How the assay works
Human Pro-Collagen I alpha 1 SimpleStep ELISA® employs capture antibodies conjugated to an affinity tag that is recognized by the monoclonal antibody used to coat our SimpleStep ELISA® plates. This approach to sandwich ELISA allows the formation of the antibody-analyte sandwich complex in a single step, significantly reducing assay time. See the SimpleStep ELISA® protocol summary in the image section for further details.
Assay Specificity
This kit recognizes both native and recombinant human Pro-Collagen I alpha 1 protein in serum, plasma, cell culture supernatant, and cell and tissue extract samples only.
Human Pro-Collagen I alpha 1 ELISA Kit ab210966 protocol summary:
1. Mix: add samples/standards to the wells together with the capture and detector antibody cocktail. Incubate for 1 hr at room temperature
2. Wash
3. Add TMB development solution - incubate for 10 min
4. Add stop solution
5. Read the results on a plate reader at 450nm
How other researchers are using Human Pro-Collagen I alpha 1/ COL1A1 ELISA kit ab210966
Human Pro-Collagen I alpha 1/ COL1A1 ELISA kit ab210966 has been used to study cartilage regeneration and osteoarthritis treatment(1)and the effects of cigarette smoke and the sun on skin aging(2).
References:
(1)Kerong Dai et al. 2022, PMID: 36114225,
(2)Roxane Pouliot et al. 2023, PMID: 37863977
Save your precious samples
Our 384-well Human Pro-Collagen I alpha 1 ELISA Kit only requires a maxmum of 12.5µL
Design your own immunoassay
We offer the antibody pair used in this kit in a BSA and Azide-free format, ready for conjugation
- Human Pro-Collagen I alpha 1 Antibody Pair - BSA and Azide free Human Pro-Collagen I alpha 1 Antibody Pair - BSA and Azide free ab241825
- Anti-Procollagen Type 1 antibody [EPR19126-161] - BSA and Azide free (Capture) Anti-Procollagen Type 1 antibody [EPR19126-161] - BSA and Azide free (Capture) ab242540
- Anti-Procollagen Type 1 antibody [EPR19126-152] - BSA and Azide free (Detector) Anti-Procollagen Type 1 antibody [EPR19126-152] - BSA and Azide free (Detector) ab242788
Related and recommended products
Human Pro-Collagen I alpha 1/COL1A1 ELISA kit ab210966 is commonly used to study tissue structure and function. Human Pro-Collagen 1 alpha 1 is a component of the extracellular matrix (ECM).
Other ELISA kits to measure the ECM and its role in tissue function include:
- Human Fibronectin ELISA kit Human Fibronectin ELISA Kit ab219046
- Human MMP1 ELISA kit Human MMP1 ELISA Kit ab215083
- Human Elastin ELISA kit Human Elastin ELISA Kit ab239433
The antibodies in this kit are generated against Pro-Collagen I N-Terminal Propeptide (PINP). Type I collagen is the most abundant structural protein of connective tissues such as skin, bone and tendon. It is synthesized as a pro-collagen molecule that is characterized by a 300 nm triple helical domain flanked by globular N- and C-terminal propeptides. Specifically, human Pro-Collagen I alpha 1 consists of a signal peptide (amino acids (aa) 1-22), a propeptide (aa 23-161), the mature chain (aa 162-1218), and another propeptide (aa 1219 – 1464). The non-helical propeptides are removed by procollagen N- and C-proteinase activities so that the mature triple helices can self-assemble into collagen fibrils that provide tensile strength to tissues.
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Example of human Pro-Collagen I alpha 1 standard curve in Sample Diluent NS.
Background-subtracted data values (mean +/- SD) are graphed.
Raw value data for example of human Pro-Collagen I alpha 1 standard curve in Sample Diluent NS.
Raw data values are shown in the table.
Example of human Pro-Collagen I alpha 1 standard curve in Sample Diluent 1X Cell Extraction Buffer PTR.
Background-subtracted data values (mean +/- SD) are graphed.
Interpolated concentrations of native Pro-Collagen I alpha 1 in human serum and plasma samples.
The concentrations of Pro-Collagen I alpha 1 were measured in duplicates, interpolated from the Pro-Collagen I alpha 1 standard curves and corrected for sample dilution. Undiluted samples are as follows: serum 1%, plasma (citrate) 1%, plasma (EDTA) 1%, and plasma (heparin) 1%. The interpolated dilution factor corrected values are plotted (mean +/- SD, n=2). The mean Pro-Collagen I alpha 1 concentration was determined to be 142.1 ng/mL in serum, 135.9 ng/mL in plasma (citrate), 112.1 ng/mL in plasma (EDTA) and 102.1 ng/mL in plasma (heparin).
Interpolated concentrations of native Pro-Collagen I alpha 1 in human IMR-90 extract based on a 2 μg/mL extract load.
The concentrations of Pro‑Collagen I alpha 1 were measured in duplicate and interpolated from the Pro‑Collagen I alpha 1 standard curve and corrected for sample dilution. The interpolated dilution factor corrected values are plotted (mean +/- SD, n=2). The mean Pro-Collagen I alpha 1 concentration was determined to be 1.62 ng/mL in IMR-90 extract.
Serum from ten individual healthy human female donors was diluted 1:200 and measured in duplicate.
Interpolated dilution factor corrected values are plotted (mean +/- SD, n=2). The mean Pro-Collagen I alpha 1 concentration was determined to be 197.3 ng/mL with a range of 113.0 – 417 ng/mL.
Linearity of dilution - native human Pro-Collagen I alpha 1 in human serum, plasma (citrate, EDTA, Heparin) and IMR-90 Extract.
Native human Pro-Collagen I alpha 1 was measured in human serum, plasma, and IMR-90 lysate in a 2-fold dilution series. Sample dilutions are made in Sample Diluent NS for serum and plasma. Sample dilutions are made in Sample Diluent 1X Cell Extraction Buffer PTR for the IMR-90 lysate.
Linearity of dilution - recombinant human Pro-Collagen I alpha in cell culture media.
Recombinant human Pro-Collagen I alpha 1 was spiked into cell culture media and diluted in a 2-fold dilution series in Sample Diluent NS.
Interpolated concentration of native Pro-Collagen I alpha 1 was measured in duplicate at different sample concentrations in 96-well vs. 384-well plates. Undiluted samples are 1% human serum. The interpolated dilution factor corrected values (to neat sample) are plotted (mean +/- SD, n=2). Sample dilutions are made in Sample Diluent NS.
SimpleStep ELISA technology allows the formation of the antibody-antigen complex in one single step, reducing assay time to 90 minutes. Add samples or standards and antibody mix to wells all at once, incubate, wash, and add your final substrate. See protocol for a detailed step-by-step guide.
Interpolated concentration of native Pro-Collagen I alpha 1 was measured in duplicate at different sample concentrations in 96-well vs. 384-well plates. Undiluted samples are 2 µg/mL IMR-90 cell extract. The interpolated dilution factor corrected values are plotted (mean +/- SD, n=2). Sample dilutions are made in 1X Cell Extraction Buffer PTR.
Example of human Pro-Collagen I alpha 1 standard curve in 96-well vs. 384-well plate.
Background-subtracted data values (mean +/- SD) are graphed.
Example of human Pro-Collagen I alpha 1 standard curve in 96-well vs. 384-well plate.
Background-subtracted data values (mean +/- SD) are graphed.
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