SKU: 79538101352

RB1 (Retinoblastoma Protein 1) ELISA Kit (Small Sample)

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Description

RB1 (Retinoblastoma Protein 1) ELISA Kit (Small Sample)The RB1 (Retinoblastoma Protein 1) ELISA Kit is a Sandwich enzyme immunoassay. The microtiter plate provided in this kit has been pre coated with an antibody specific to Human RB1. Standards or samples are added to the appropriate microtiter plate wells then with a biotin conjugated antibody specific to Human RB1. Next, Avidin conjugated to Horseradish Peroxidase (HRP) is added to each microplate well and incubated. After TMB substrate solution is

The RB1 (Retinoblastoma Protein 1) ELISA Kit is a Sandwich enzyme immunoassay. The microtiter plate provided in this kit has been pre-coated with an antibody specific to Human RB1. Standards or samples are added to the appropriate microtiter plate wells then with a biotin-conjugated antibody specific to Human RB1. 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 RB1, 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 RB1 in the samples is then determined by comparing the OD of the samples to the standard curve.

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SKU: 79538101352

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Amazon Customer
Lexington, US
★★★★★ 5
Fun toy
Color: Orange
Well made. The puppies love it, BUT it is too hard for them at an early age ( 2 1/2 months. They ended up grabbing the rope. As they got 5-6 months they were fine. Make another model 1 inch smaller and half as hard Belgian Malinois & Doberman.
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Reviewed in the United States on April 15, 2026
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Schamy
Boise, US
★★★★★ 5
Durable & great deal
Color: Orange and Yellow
My foster German Shepherd has a jaw that's locked and loaded but love these cause I can play tug of war or fling it way across the yard. He's chewed or busted every ball he's received except these. I'm loving them. Very durable, bounces too really well and I can find it easily with the colors.
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Reviewed in the United States on April 8, 2026
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Amy
Belleville, US
★★★★★ 4
Small balls and came apart
Color: Orange and Yellow
My dog loves them; these are my first set of this type of toy. Good quality materials, but the knot in the rope came undone and the ball came off in 3days. I had someone fix and re-tie and it has held up so far. The next set I’ll get in a larger size, they’re a tad small for my dog’s mouth.
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Reviewed in the United States on January 11, 2025
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PJ
Natrona Heights, US
★★★★★ 1
Ball
Color: Blue
Only lasted about 10 minutes and my dog chewed through the rope.
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Reviewed in the United States on April 25, 2026
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Brian berns
Cuba, US
★★★★★ 3
Very very hard ball
Color: Orange and Yellow
These balls are nice, but a little bit harder than I thought they would be
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Reviewed in the United States on December 4, 2025

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