SKU: 71876108683

Protein A Donor Beads

Sale price$129.60 Regular price$144.00
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Ships within 48 hours · Estimated delivery Aug 30 - Sep 4

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Description

Protein A Donor BeadsProduct Specification Stability & Storage Store in a dark place at 2 8C; product shelf life is 12 months. Background The Homogeneous Immuno Chemiluminescence Assay (HICA) is a homogeneous immunoassay method based on energy transfer luminescence between donor beads and acceptor beads. Donor beads recognize Protein 1 (Tag1 label), while Acceptor beads recognize Protein 2 (Tag2 label). When Protein 1 binds to Protein 2, the distance between the beads

Product Specification


Stability & Storage

Store in a dark place at 2-8°C; product shelf life is 12 months.

Background

The Homogeneous Immuno Chemiluminescence Assay (HICA) is a homogeneous immunoassay method based on energy transfer luminescence between donor beads and acceptor beads.

Donor beads recognize Protein 1 (Tag1 label), while Acceptor beads recognize Protein 2 (Tag2 label). When Protein 1 binds to Protein 2, the distance between the beads becomes less than 200nm. Upon excitation at 680nm, the Donor beads generate singlet oxygen, which diffuses to the Acceptor beads. The Acceptor beads then undergo a redox reaction, emitting light at 615nm. The signal intensity is directly proportional to the strength of protein interaction.

This product features a simple operation process, requires no washing, offers fast results, and high sensitivity. It is capable of detecting weak interactions.

Components

Specification

Fill Volume

250 μg

50 μL

5 mg

1 mL

25 mg

1 mL x 5


Guidelines


1. This experiment is light-sensitive. Avoid light exposure during operation. It is recommended to perform preparation, sample loading, and incubation steps under green light (illuminance below 100 LUX).

2. This product is compatible with microplate readers equipped with Alpha detection modules.

3. Vortex thoroughly before use, or briefly centrifuge (2000×g, 5–10 seconds) to ensure complete usage.

4. It is recommended to use the dilution buffer provided by our company for reagent preparation and sample dilution. If additional components are required, they can be directly added to this buffer.

5. To ensure comparability of experimental data across different batches, strictly control incubation temperature and time.

6. Avoid generating bubbles during sample loading.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
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Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 71876108683

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Brooke
Draper, US
★★★★★ 5
Favorite socks
Size: Medium, Color: Black/Assorted
These are my go to socks! Love these. Great towards sweat and different weather temperatures. Mostly use for working out and love them. Will be getting more!
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Reviewed in the United States on April 9, 2024
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Randy Deasy
Carnegie, US
★★★★★ 5
Not to thick or thin well made
Size: Medium, Color: (601) Bittersweet Pink / Stone / Stone
I bought pink so as not to lose when doing laundry with my daughter who steels all socks lol!
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Reviewed in the United States on May 8, 2026
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Stacey Cohick
Draper, US
★★★★★ 5
Perfect
Size: X-Large, Color: (601) Bittersweet Pink / Stone / Stone
They were perfect
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Reviewed in the United States on April 27, 2026
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Susan Brown
Lake Worth, US
★★★★★ 5
Very Comfortable!
Size: Medium, Color: (601) Bittersweet Pink / Stone / Stone
Very comfortable. Don’t slip off back of heal. Love the colors.
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Reviewed in the United States on March 25, 2026
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C. V.
Draper, US
★★★★★ 5
😊
Size: Medium, Color: (601) Bittersweet Pink / Stone / Stone
These are really nice except I don’t like all the colors of them so I’m getting different ones same company just different colors. I don’t like the thick ones these are perfect.. 🤩
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Reviewed in the United States on February 24, 2026

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