SKU: 59578774529

EasyStep Human PSMA (Prostate specific membrane antigen) ELISA Kit

Sale price$495.45 Regular price$550.50
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Description

EasyStep Human PSMA (Prostate specific membrane antigen) ELISA KitEach EasyStep ELISA kit comes with two extra strips of coated wells to run for standard curves ensuring you have more wells for your samples. The test principle applied in this kit is Sandwich enzyme immunoassay. The microtiter plate provided in this kit has been pre coated with an antibody specific to Human PSMA, and the Human PSMA standard plate wells that pre coated using protein related techniques are provided separately. Standard Sample Diluent

Each EasyStep ELISA kit comes with two extra strips of coated wells to run for standard curves ensuring you have more wells for your samples. The test principle applied in this kit is Sandwich enzyme immunoassay. The microtiter plate provided in this kit has been pre-coated with an antibody specific to Human PSMA, and the Human PSMA standard plate wells that pre-coated using protein-related techniques are provided separately. Standard/Sample Diluent Buffer or samples are added to the appropriate microtiter plate wells ,then added a HRP-conjugated antibody specific to Human PSMA. After TMB substrate solution is added, only those wells that contain Human PSMA and HRP-conjugated antibody 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 PSMA in the samples is then determined by comparing the OD of the samples to the standard curve.

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SKU: 59578774529

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A. Manzur
Waukegan, US
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Great book
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Lovely book! very engaging! kids love the flaps and they're big and easy to pull up for little hands. Helps build vocabulary
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Reviewed in the United States on February 13, 2026
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Amber R
Boise, US
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2 year olds favorite
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This is my 2 year olds favorite book. We had to get him the rest of the authors books and this is his favorite. Highly recommended!
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Raju
Massapequa, US
★★★★★ 5
A Fun, Repetitive Book That Keeps Kids Engaged
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Dear Zoo has become a go-to read during playtime because the lift-the-flap feature keeps my baby actively involved. The simple storyline and repetition make it easy for young children to follow and anticipate what’s coming next. Pros: Lift-the-flap design encourages interaction and curiosity Repetitive text helps with early language development Short and engaging—great for babies and toddlers Sturdy board book holds up well Cons: Flaps can bend if handled roughly Very simple story, so older toddlers may outgrow it Conclusion: Dear Zoois a classic interactive book that works especially well for younger children.
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Reviewed in the United States on December 13, 2025
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Nina C.
Bozeman, US
★★★★★ 5
Perfect for little ones
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This was perfect for my 4 yeara olds birthday. He reads it twice a week and loves lifting the flaps and making the animal noises.
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Alice Mau
Pawtucket, US
★★★★★ 4
Hard to open
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Sweet, but its hard to get the flap opened on all the sides.
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Reviewed in the United States on February 2, 2026

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