SKU: 81986415981

Human RBP4 (Retinol Binding Protein 4) ELISA Kit

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Ships within 48 hours · Estimated delivery Jul 30 - Aug 4

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Description

Human RBP4 (Retinol Binding Protein 4) ELISA KitThe Human RBP4 (Retinol Binding Protein 4) 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 RBP4. 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 RBP4 and Avidin Horseradish Peroxidase (HRP) conjugate are added successively to each

The Human RBP4 (Retinol Binding Protein 4) 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 RBP4. 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 RBP4 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 RBP4, 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 RBP4. You can calculate the concentration of Human RBP4 in the samples by comparing the OD of the samples to the standard curve.

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SKU: 81986415981

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4.6 ★★★★★
Based on 5 reviews
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samsmom
Lowell, US
★★★★★ 5
The Pit Bull mix loves it!
Our pup loves to chew on sticks but of course it’s frowned upon because pieces end up in his stomach. I found this on Amazon and ordered it immediately. I was happy with how quickly it arrived. And even happier that the pup loves it!! We place fetch with it and he can chew away on it with no worries! We’ve had it a few weeks and it’s holding up well. But being a Pit mix, I’m sure I’ll need another one at some point and will be sure to order the same product.
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Reviewed in the United States on October 18, 2025
K
Verified Purchase
Kristen
Natrona Heights, US
★★★★★ 5
Good quality !
My dog loves this toy:) she chews it all the time and still very intact
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Reviewed in the United States on August 12, 2025
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Verified Purchase
Lillian
Carnegie, US
★★★★★ 5
My dog is a fan!!
Durable and great for dogs who chew moderately. My dog chews on this often and it is her go to toy !
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Reviewed in the United States on September 9, 2025
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Verified Purchase
Tjd2006
Lexington, US
★★★★★ 5
Great for my Cane Corso - a Power Chewer!
These are great for my large Cane Corso. He is 130+ lbs and loves to chew bones of any kind. These last a couple months for him and keep him occupied.
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Reviewed in the United States on December 5, 2024
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Verified Purchase
Kelly Banach
Omaha, US
★★★★★ 1
DO NOT BUY- HAZARD TO ANY PUP
This is the worse chew toy I’ve ever purchased. Should’ve had read more than the first couple of reviews and I wouldn’t have wasted my money. My 18 month old Lab chewed it up in just a couple of hours..she swallowed some pieces and a lot of pieces were left all over my floor. Took it away from her and threw it out immediately..definitely NOT good for chewing, please don’t waste your money. Wish I could’ve give. 0 stars but you have to place at least 1 to leave a review 😡
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Reviewed in the United States on August 23, 2024

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