SKU: 18218542906

EFNA2 (Ephrin A2) ELISA Kit (Small Sample)

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Description

EFNA2 (Ephrin A2) ELISA Kit (Small Sample)The EFNA2 (Ephrin A2) ELISA Kit is a Sandwich enzyme immunoassay. The microtiter plate provided in this kit has been pre coated with an antibody specific to Human EFNA2. Standards or samples are added to the appropriate microtiter plate wells then with a biotin conjugated antibody specific to Human EFNA2. Next, Avidin conjugated to Horseradish Peroxidase (HRP) is added to each microplate well and incubated. After TMB substrate solution is added, only

The EFNA2 (Ephrin A2) ELISA Kit is a Sandwich enzyme immunoassay. The microtiter plate provided in this kit has been pre-coated with an antibody specific to Human EFNA2. Standards or samples are added to the appropriate microtiter plate wells then with a biotin-conjugated antibody specific to Human EFNA2. Next, Avidin conjugated to Horseradish Peroxidase (HRP) is added to each microplate well and incubated. After TMB substrate solution is added, only those wells that contain Human EFNA2, biotin-conjugated antibody and enzyme-conjugated Avidin will exhibit a change in color. The enzyme-substrate reaction is terminated by the addition of sulphuric acid solution and the color change is measured spectrophotometrically at a wavelength of 450nm ± 10nm. The concentration of Human EFNA2 in the samples is then determined by comparing the OD of the samples to the standard curve.

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SKU: 18218542906

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Verified Purchase
Amanda Vinzant
Pawtucket, US
★★★★★ 5
Great toy for aggressive chewers
Color: Purple & Blue
My dog loves this!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 12, 2026
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Verified Purchase
Jellyshodi
Charlottesville, US
★★★★★ 5
Good chew toy
Color: Purple & Blue
Our golden retrievers love these. They last awhile too
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Reviewed in the United States on May 24, 2026
S
Verified Purchase
Shan
Carnegie, US
★★★★★ 5
Dog toy is tough and durable
Color: Blue&Red Fish
It’s great for aggressive chewers, my pittbull loves it
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Reviewed in the United States on May 2, 2026
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Verified Purchase
CA
Carnegie, US
★★★★★ 1
Our dogs hurt their mouths chewing these bones
Color: Purple & Blue
I don't do a lot of reviews because I realize many are objective opinions. However, in this case I felt it was necessary to warn others. Our dogs are aggressive chewers. Their last rubber bones (not these) which we've purchased before, and recently purchased again, were destroyed quickly. Chunks of rubber came off the ends. Since those didn't hold up like they used to, I found these harder bones hoping they would last longer. They were able to gnaw into the hard plastic within a few minutes. This created sharp edges that cut their mouths. When I saw a bit of blood on the bones, I took them away from the dogs and threw them away. I wondered why they quit chewing on them after being so excited at first. Also, these are hard enough to damage a tooth.
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Reviewed in the United States on December 6, 2025
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Patricia Smith
Battle Creek, US
★★★★★ 2
Pups have shown zero interest in these toys….
Color: Purple & Blue
I would agree that these are indestructible being neither of my dogs have shown any interest in these at all. At this rate they should last forever…
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Reviewed in the United States on April 10, 2026

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