SKU: 42805551900

Human TFF1 (Trefoil Factor 1) ELISA Kit

Sale price$267.75 Regular price$297.50
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Description

Human TFF1 (Trefoil Factor 1) ELISA KitThe Human (TFF1) Trefoil Factor 1 ELISA Kit measures Trefoil Factor 1 in samples. The plate has been pre coated with Human TFF1 antibody. TFF1 present in the sample is added and binds to antibodies coated on the wells. And then biotinylated Human TFF1 Antibody is added and binds to TFF1 in the sample. Then Streptavidin HRP is added and binds to the Biotinylated TFF1 antibody. After incubation unbound Streptavidin HRP is washed away during a washing

The Human (TFF1) Trefoil Factor 1 ELISA Kit measures Trefoil Factor 1 in samples. The plate has been pre-coated with Human TFF1 antibody. TFF1 present in the sample is added and binds to antibodies coated on the wells. And then biotinylated Human TFF1 Antibody is added and binds to TFF1 in the sample. Then Streptavidin-HRP is added and binds to the Biotinylated TFF1 antibody. After incubation unbound Streptavidin-HRP is washed away during a washing step. Substrate solution is then added and color develops in proportion to the amount of Human TFF1. The reaction is terminated by addition of acidic stop solution and absorbance is measured at 450 nm.

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SKU: 42805551900

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sandy
Belleville, US
★★★★★ 1
poor durability
Pattern Name: Squeaky Toy
my dog pulled the strap off in under 10 minutes. The leather is not sturdy and my dog was able to tear it to pieces in 20 minutes
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Reviewed in the United States on December 5, 2025
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Tom walton
Chelsea, US
★★★★★ 3
Ok but not Leather
Pattern Name: Tug Rag
I will say it's fairly durable but when the description uses the word leather..one would expect LEATHER, not microfiber. That said..it is thick and pretty durable and the dog does like it ok. Obviously the strap is NOT meant for chewing. This is not a throw it on the ground and let ur dog have it sort of a toy. It's an interactive toy. If left to the dog most would scissor the strap off in the first 10 minutes. Something to keep in mind. In summation..an ok interactive toy but over priced for the material.
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Reviewed in the United States on July 30, 2025
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Holly
Phoenix, US
★★★★★ 5
My dogs favorite toy
The tail lasted about 1 minute, but otherwise it has held up pretty good from my super chewer dog, and he treasures it like a prize. I'll need to get a replacement one as its not indestructible, but overall I'm happy with it.
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Reviewed in the United States on June 6, 2026
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Tess66
Lowell, US
★★★★★ 5
Dog loves it, sturdy
My dog loves this toy and hasn't destroyed it. Win, win.
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Reviewed in the United States on May 21, 2023
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Michael Clingan
Cuba, US
★★★★★ 4
Not as tough as the salmon.
We have the salmon from the same manufacturer and it has endured as few other dog toys have. Unfortunately, the squirrel lasted only two days before developing a ripped seam and began loosing stuffing. Maybe a defective toy based on other reviews.
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Reviewed in the United States on January 4, 2025

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