SKU: 77311139818

Alexa Fluor® 647 Rat Anti-Mouse CD40 Antibody (S-R456)

Sale price$157.50 Regular price$175.00
Save 10%

Pay in installments of $43.75 with ShopPay, AfterPay and Klarna

Shipping Estimate
USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Sep 11 - Sep 16

Promo Codes Available:

For Your Every Summer RSVP, with Code: SUMMER15

Description

Alexa Fluor® 647 Rat Anti-Mouse CD40 Antibody (S-R456)Product Specification Host Rat Antigen CD40 Synonyms Tumor necrosis factor receptor superfamily member 5; B cell surface antigen CD40; Bp50; CD40L receptor; Tnfrsf5; Cd40 Location Cell membrane Accession P27512 Clone Number S R456 Antibody Type Rat mAb Isotype IgG2a,k Application FCM Reactivity Ms Positive Sample BALB c mouse splenocytes Purification Protein G Concentration 0. 2 mg ml Conjugation Alexa Fluor 647 Physical Appearance Liquid Storage

Product Specification


Host Rat
Antigen CD40
Synonyms Tumor necrosis factor receptor superfamily member 5; B-cell surface antigen CD40; Bp50; CD40L receptor; Tnfrsf5; Cd40
Location Cell membrane
Accession P27512
Clone Number S-R456
Antibody Type Rat mAb
Isotype IgG2a,k
Application FCM
Reactivity Ms
Positive Sample BALB/c mouse splenocytes
Purification Protein G
Concentration 0.2 mg/ml
Conjugation Alexa Fluor® 647
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

CD40, also known as TNFRSF5, is a type I transmembrane protein and a member of the tumor necrosis factor receptor superfamily, primarily expressed on antigen-presenting cells such as dendritic cells, macrophages, and B cells. Its ligand, CD40L (CD154), is mainly found on activated T cells and is also expressed on platelets, endothelial cells, and smooth muscle cells. The interaction between CD40 and CD40L plays a crucial role in immune regulation, mediating a wide range of immune responses, including B cell proliferation, differentiation, and immunoglobulin class switching, as well as enhancing T cell activation and dendritic cell maturation. This interaction initiates intracellular signaling pathways involving TRAF proteins and leads to the activation of transcription factors such as NF-κB, which in turn regulate cytokine production and immune cell function. CD40 signaling is also implicated in metabolic processes, influencing glucose metabolism and lipid homeostasis, particularly in macrophages and endothelial cells. Dysregulation of the CD40-CD40L pathway is associated with various diseases, including immunodeficiency syndromes and autoimmune disorders.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
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: 77311139818

Discover Niche Categories That Outsell

Top-Converting Item to Boost Your Average Order

4.1 ★★★★★
Based on 22 reviews
Sort
Highest Rating
Newest First
Oldest First
Product Reviews
R
Rico
Pawtucket, US
★★★★★ 5
Flavor/Scent May Not Be Very Strong
My pup is picky about toys and the only ones that hold his interest are mostly the scented rubber toys from Playology, They’re great, but expensive, and I was really hoping this would be a cheaper alternative. It really looked like the kind of toy he likes. It’s heavy rubber with a softer texture than the hard toys out there, and it had a lot of surface grooves that lets him grip it with his teeth easily. I gave it to him and he was excited for all of 30 seconds, then he discarded it and hasn’t looked at it since. I suspect the flavor/scent may not be as strong but that’s just a guess. I don’t know if it’s a flaw in the toy or simply a picky pup, so I hesitate to rate this down for that. It does look like a really nice toy and if your dog isn’t a jerk like mine it may be great, and it’s definitely a good price.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 4, 2026
A
awesomest girl
Whiting, US
★★★★★ 4
Heavy duty rubber bone
This bone is really heavy duty. It's got a groove down the middle of you you can put your pups favorite lickable treat. My 36 lb aussie enjoyed chewing on this and was nibbling the ends. This bone has held up to her chewing it with only a couple little pieces coming off.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 13, 2026
S
S. Alter
Natrona Heights, US
★★★★★ 5
Big hit with my super chewer.
Here’s an expanded, Amazon-friendly version that keeps a natural, human tone while adding helpful detail: This is a truly heavy-duty chew bone and a great option for aggressive chewers. The first thing I noticed when I took it out of the package was the weight. It’s solid and well made, so it definitely feels like it’s built to last. Because of that, I would recommend being mindful when handing it to your dog and avoiding tossing or dropping it on hard floors or toes. My dog, Yukon, was instantly thrilled with it. From the moment I gave it to him, he’s been carrying it around proudly and settling in to chew on it for long stretches of time. It’s kept his attention much better than lighter chews, and it’s holding up well to his strong jaws so far. I also love that it provides great enrichment and gives him a safe, satisfying outlet for his chewing instincts. Overall, this chew bone has been a big hit in our house. If you have a powerful chewer and are looking for something durable that will actually keep them engaged, this is a solid choice. I’m very glad I picked it up for Yukon and would recommend it to other dog owners with heavy chewers.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 30, 2026
T
TentAndLantern
Whiting, US
★★★★★ 5
Immediate Hit With My Power Chewer!
Immediate hit. Like, didn’t even make it fully out of the package before my dog was sniffling around the package, all excited. I have a serious chewer, the kind that treats most toys like a personal challenge. This one has actually held up. It’s firm and tough, but not rock hard like those nylon bones that make me nervous about teeth. There’s a little bit of give to it, which I like. The beef flavor must be legit because he keeps going back to it. This isn’t one of those toys that gets ignored after five minutes. He’s been happily gnawing on it and hasn’t managed to destroy it yet, which honestly says a lot in this house. I also like the shape and texture. It’s easy for him to hold, and the ridges seem to keep him engaged longer. Bonus points if it’s helping his teeth even a little, because chewing is already his favorite hobby. No toy is truly indestructible, but this has definitely earned its place in the “worth buying again” category. If you’ve got a medium to large dog who lives to chew, this one’s a solid win.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 1, 2026
A
Average Joe
Los Angeles, US
★★★★★ 5
Great Chew Toy for Destructive Dogs
I got this toy for our lab/pit mix, who tends to destroy most chew toys. He seems to really enjoy it so far, preferring it over his other toys. I'm not sure if it’s just the novelty of a new toy, or whether he actually likes the "real beef flavor," but either way, he's definitely into it. I’ve noticed some small teeth marks in the rubber, but nothing that concerns me too much at this point. My kids thought it looked pretty gross when I first pulled it out, which always makes me laugh! Overall, I'm very satisfied with the toy’s performance so far. It seems durable and I hope it lasts a long time--based on how things are going, I think it will. It's definitely worth the price.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 7, 2026

recommand products