SKU: 76183059797

Bovine ES (ESTROGEN) ELISA Kit

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Ships within 48 hours · Estimated delivery Jul 18 - Jul 23

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Description

Bovine ES (ESTROGEN) ELISA KitThe Bovine ES (ESTROGEN) ELISA Kit measures Es in Bovine Serum, Plasma, Cell Culture Supernatant, Cell or Tissue Lysate. This kit is based on Competitive ELISA detection method and takes 2h assay time. The microplate provided in this kit has been precoated with Es. Es in the sample or standard competes with a fixed amount of biotin labeled Es for sites on a pre coated antibody specific to Es. Free components are washed off. After adding HRP

The Bovine ES (ESTROGEN) ELISA Kit measures Es in Bovine Serum, Plasma, Cell Culture Supernatant, Cell or Tissue Lysate. This kit is based on Competitive-ELISA detection method and takes 2h assay time. The microplate provided in this kit has been precoated with Es. Es in the sample or standard competes with a fixed amount of biotin-labeled Es for sites on a pre-coated antibody specific to Es. Free components are washed off. After adding HRP-Streptavidin Conjugate (SABC), biotin specifically binds with streptavidin to form immune complexes. Wash off unbound conjugate. Add TMB substrate solution. Then, TMB was catalyzed by HRP to produce a blue color product that turned yellow after adding a stop solution. Read the O.D. absorbance at 450nm in a microplate reader. Compare OD450 value of sample with the standard curve through curve fitting software to determine the concentration of Es in the sample. The concentration of the target substance is inversely proportional to the OD450 value.

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SKU: 76183059797

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Cabhe71
Chelsea, US
★★★★★ 4
Not good for aggressive chewers
My pup really likes the noises but it took him less than a day to destroy it. (He’s only 8 months old old)
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Reviewed in the United States on June 28, 2025
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Tracey Thompson
Dallas, US
★★★★★ 5
Great for fetch!!
Great for playing fetch with our labs and holding up well with our super chewers. Gnawsome toys are the best!!
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Reviewed in the United States on May 10, 2020
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Ron
Pawtucket, US
★★★★★ 3
For me this was a waste of money.
I doesn't bite well to my skimmer opening eventually the current will spin it out of angle. I would never buy another one. Maybe its because my opening it tile so it can't bite it hard enough when expanded.
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Reviewed in the United States on October 20, 2024
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Nicole W
Whiting, US
★★★★★ 5
Dog’s favorite
I don’t get the appeal of this toy, but the dogs love it. Easy to play fetch with, the dogs even use it as a tug toy occasionally. My Lab loves it so much, it’s her toy that she takes to bed with her every night. Glad I purchased it; well worth it.
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Reviewed in the United States on September 19, 2020
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Dana C. Ingram
Boise, US
★★★★★ 2
Cheap plastic
My dog destroyed this in matter of minutes
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Reviewed in the United States on January 15, 2025

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