MicroVue PYD EIA

MicroVue PYD **

For In Vitro Diagnostic Use

MicroVue PYD provides a quantitative measure of pyridinium cross-links (Pyd and Dpd) as an indicator of type I collagen resorption, especially bone collagen. Pyd and Dpd are excreted unmetabolized in urine.

Specifications

 

Catalog Number:   8010  
Format:   ELISA  
Tests/kit:   96 well/plate  
Sample Type:   Urine 

Intended Use

MicroVue PYD is intended for use as an indicator of type I collagen resorption, especially bone collagen.


 

The Assay

 

Format
96-well microplate with reagents sufficient to test 40 samples in duplicate
Antibody Specificity
The antibody in the assay has a selective, high affinity for free Pyd and Dpd and negligible binding to Pyd and Dpd peptides.
Species Reactivity
Mouse, Rat, Guinea Pig, Rabbit, Pig, Dog, Sheep, Horse, Cynomolgus Monkey, Rhesus Macaque, Human Cell Culture
Assay Steps
- Add 50 µL of 1
- 10 diluted Standards, Controls and samples
- Add 100 µL cold Enzyme Conjugate
- Incubate 3 hours ± 10 minutes at 2-8°C
- Wash 3 times with 1X Wash Buffer
- Add 150 µL room temperature Working Substrate Solution
- Incubate 60 ± 5 minutes at room temperature
- Add 100 µL Stop Solution and read OD at 405 nm
- Data Reduction: 4 Parameter
- Correct for creatinine concentration
 

Performance Characteristics

 

Method Competitive
Analyte Pyridinium cross-links
Specimen Urine
Specimen Volume 50 µL
Limit of Detection 7.5 nM/L
Dynamic Range 15-750 nM
Precision CVs within-run 6-10%
Precision CVs between-run 3-11%
Incubation Time 4 Hours
Cross-reactivity - Free Dpd 100%
- Free Pyd 100%
- Pyd/Dpd peptides < 2.5%
Expected Values - Females
- >25 yr. premenopausal
- 16.0-37.0 nmol Pyd/mmol Cr
- Males
- 12.8-25.6 nmol Pyd/mmol Cr

 

Medya