SKU: 45490170352

PerCP-Cy5.5 Rat Anti-Mouse CD8a Antibody (S-R540)

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Description

PerCP-Cy5.5 Rat Anti-Mouse CD8a Antibody (S-R540)Product Specification Host Rat Antigen Mouse CD8a Synonyms T cell surface glycoprotein CD8 alpha chain; T cell surface glycoprotein Lyt 2; Lyt 2; Lyt2 Location Cell membrane Accession P01731 Clone Number S R540 Antibody Type Rat mAb Isotype IgG2a,k Application FCM Reactivity Ms Positive Sample C57BL 6 mouse splenocytes Purification Protein G Concentration 0. 2 mg ml Conjugation PerCP Cy5. 5 Physical Appearance Liquid Storage Buffer PBS, 1% BSA, 0. 3%

Product Specification


Host Rat
Antigen Mouse CD8a
Synonyms T-cell surface glycoprotein CD8 alpha chain; T-cell surface glycoprotein Lyt-2; Lyt-2; Lyt2
Location Cell membrane
Accession P01731
Clone Number S-R540
Antibody Type Rat mAb
Isotype IgG2a,k
Application FCM
Reactivity Ms
Positive Sample C57BL/6 mouse splenocytes
Purification Protein G
Concentration 0.2 mg/ml
Conjugation PerCP-Cy5.5
Physical Appearance Liquid
Storage Buffer

PBS, 1% BSA, 0.3% Proclin 300

Stability & Storage 12 months from date of receipt / reconstitution, 2 to 8 °C as supplied.

Dilution


application dilution species
FCM 5μl per million cells in 100μl volume Ms

Background

CD8A, also known as CD8 or T-cell surface glycoprotein CD8 alpha chain, is a crucial integral membrane glycoprotein predominantly found on cytotoxic T lymphocytes. It functions as a coreceptor, aiding the T-cell receptor (TCR) in recognizing antigens presented by antigen-presenting cells (APCs) in the context of MHC class I molecules. This interaction is vital for the activation of cytotoxic T-lymphocytes (CTLs), which can then identify and eliminate infected or tumor cells. CD8A can exist as a homodimer of two alpha chains or as a heterodimer with a beta chain, both forms sharing significant homology to immunoglobulin variable light chains. The protein is also involved in intracellular signaling pathways, leading to lymphokine production, motility, adhesion, and activation of CTLs. Additionally, CD8A has been implicated in various diseases and is classified as a disease-related gene.

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SKU: 45490170352

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4.4 ★★★★★
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Verified Purchase
William F Marsh
Pawtucket, US
★★★★★ 5
Great Everyday Watch
Color: Black
Great product and a great price.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 22, 2026
G
Verified Purchase
gen0
New York, US
★★★★★ 5
Infantry 5ATM Waterproof Mens Military Tactical Field Watch, Date & Day 12/24Hr-
Color: Silver
So I almost never write reviews- anywhere. This is an exception & I'm not paid or reimbursed- just impressed. This watch presents a really good price to value ratio. My infantry watch looks great and is very functional. I put a NATO strap on it because I tend to be tough with watches, though the one it arrived with is very nice looking and the buckle is even logo'd- a really nice touch in this price segment. I've received several positive compliments while wearing it and 1 of my friends has purchased an Infantry field watch from this same series since. The company behind the watch is part of the value equation. I had a minor issue and I was able to get in touch with a real person... no, actually two! I contacted via Amazon AND through the support dept from their website. Both inquiries were promptly answered with a helpful and well-mannered reply and the perfect solution. There are several collections to be found on their website (SEARCH: Infantry Watches ). These watches range in appointment and quality from levels found here to several steps above. Similar in looks and nature to this one on Amazon include; The Chronomaster, The Skeleton, and The Auto-Pilot to name a few. I've begun to add additional watches to my collection from those. There are also fun and informal collaborations offered. Right now [8-2025] these include; Transformers, Monopoly, Peanuts and several others. ---> Overall it's rare and refreshing to find a company still able to work decent products AND ethics into a successful business model! Gen0
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Reviewed in the United States on August 13, 2025
J
Verified Purchase
John Weiss III
Houston, US
★★★★★ 4
Simple, affordable, smartly styled. Good starter watch for teens
Color: Black
Got this for 13-year-old boy for Christmas. Excellent choice for a beginner's watch. Learn to read a clock face for crying out loud! Easy to set the day/date, and has a comfortable band.
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Reviewed in the United States on December 27, 2025
S
Verified Purchase
Soldat !
Charlottesville, US
★★★★★ 5
Style classic
Color: Silver
A neat watch, I was a career soldier and I remember getting a few different military style watches, mostly made by Timex. I was in supply so had access to them, often the style was the same and sometimes not. Item was packed well and arrived fast great price
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Reviewed in the United States on February 26, 2026
S
Verified Purchase
Steve B., Houston, TX
Waukegan, US
★★★★★ 5
Decent watch for the price - you get what you pay for
Color: Black
This watch is about what I expected for the price. It's comfortable to wear and is keeping time reasonably well thus far. Illumination on the hands and dial fades after a couple of hours and setting the day of the week does not work (it will not advance - day just sort of "bounces" in the window - although the day changes on its own). Given the reviews I read, I take it off before showering and avoid getting it wet when washing my hands, as I don't trust the water resistance. EDIT: After posting the generally positive review above, the seller messaged me offering a replacement on their own initiative and allowing me to keep the original watch. I did not expect that but accepted their offer. Upon receiving the replacement, I discovered that the problem setting the day of the week was user error and not a problem with the 1st watch. My only criticism of the watch remains that the illumination fades within an hour or two (I held it next to a 150W lamp bulb for 30 seconds) but I am willing to live with that and believe the watch is a good value. I increased my rating from 3-stars to 5-stars on the strength of the great customer support and what I think is the value proposition for a very comfortable, easy to read, $20 watch. I would buy again.
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Reviewed in the United States on March 16, 2026

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