Table 1.

Detection sensitivity for Quantikine ELISA and Activity Assay Kits (Manufacturer’s data)

MMP2	0.016 – 0.289 ng/mL (mean 0.047 ng/mL)
MMP3	0.002 – 0.045 ng/mL ( mean 0.009 ng/mL)
MMP9	0.156 ng/mL
TIMP1	0.08 ng/mL
TIMP2	0.004 – 0.064 ng/mL (mean 0.011 ng/mL)
TIMP4	2.14 – 10.0 pg/mL (mean 4.91 pg/mL)
Active MMP2	0.19 ng/mL (increased sensitivity protocol)
Active MMP3	0.1 ng/mL (increased sensitivity protocol)

MMP: Matrix metalloproteinase, TIMP: Tissue inhibitor metalloproteinase.