SKU: 33080688631

Human PDGF-A (Platelet Derived Growth Factor Subunit A) ELISA Kit

Sale price$202.50 Regular price$225.00
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Ships within 48 hours · Estimated delivery Sep 2 - Sep 7

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Description

Human PDGF-A (Platelet Derived Growth Factor Subunit A) ELISA KitThe Human PDGF A (Platelet Derived Growth Factor Subunit A) ELISA immunoassay kit uses the Sandwich ELISA principle. The micro ELISA plate provided in this kit has been pre coated with an antibody specific to Human PDGF A. Standards or samples are added to the micro ELISA plate wells and combined with the specific antibody. Then a biotinylated detection antibody specific for Human PDGF A and Avidin Horseradish Peroxidase (HRP) conjugate are added

The Human PDGF-A (Platelet Derived Growth Factor Subunit A) ELISA immunoassay kit uses the Sandwich-ELISA principle. The micro ELISA plate provided in this kit has been pre-coated with an antibody specific to Human PDGF-A. Standards or samples are added to the micro ELISA plate wells and combined with the specific antibody. Then a biotinylated detection antibody specific for Human PDGF-A and Avidin-Horseradish Peroxidase (HRP) conjugate are added successively to each micro plate well and incubated. Free components are washed away. The substrate solution is added to each well. Only those wells that contain Human PDGF-A, biotinylated detection antibody and Avidin-HRP conjugate will appear blue in color. The enzyme-substrate reaction is terminated by the addition of stop solution and the color turns yellow. The optical density (OD) is measured spectrophotometrically at a wavelength of 450 nm ± 2 nm. The OD value is proportional to the concentration of Human PDGF-A. You can calculate the concentration of Human PDGF-A in the samples by comparing the OD of the samples to the standard curve.

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SKU: 33080688631

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Margarita V.
Grantham, US
★★★★★ 5
My husband never takes them off.
Size: 10, Color: Marine Blue/Bt Tan
Excellent — exactly what you would expect from the brand. The sizing is accurate, and the quality and comfort are great. I would definitely recommend it.
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Reviewed in the United States on May 19, 2026
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Natrona Heights, US
★★★★★ 5
Great shoes
Size: 9, Color: Marine Blue/Bt Tan
very comfortable and breathable. looks very nice too.
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Reviewed in the United States on March 27, 2026
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christian richardson
Charlottesville, US
★★★★★ 4
Great shoe option
Size: 12, Color: Black/Magenet/British Tan
Dad wears these pretty often for work, he has given great review to me haven’t heard any complaints. Comfortable but appropriate for work dress.
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Reviewed in the United States on April 8, 2026
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Angela
Omaha, US
★★★★★ 5
Great Deal!
Size: 10, Color: Marine Blue/Bt Tan
I got these on sale for a really great price, and my son-in-law absolutely loved them. He was so happy when he opened them - he only wears Cole Haan shoes because he has a wide foot and he’s on his feet all day as a car sales man. The brown and black in the design makes them super versatile, so he can wear them with just about anything. They look great, feel well made, and were definitely worth it.
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Reviewed in the United States on January 13, 2026
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Mark D Brown
Chelsea, US
★★★★★ 5
Very comfortable
Size: 9, Color: Marine Blue/Bt Tan
Great shoe. Very comfortable. Feels like a light sneaker. I love them going to buy another pair asap
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Reviewed in the United States on April 15, 2026

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