SKU: 71044937218

Invivo anti-human IL-4 Recombinant mAb

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Description

Invivo anti-human IL-4 Recombinant mAbProduct Specification Host Rat Antigen IL 4 Synonyms Interleukin 4; B cell IgG differentiation factor; B cell growth factor 1; B cell stimulatory factor 1 (BSF 1); IGG1 induction factor; Lymphocyte stimulatory factor 1 Accession P05112 Clone Number S 03557 1 Antibody Type Rat mAb Isotype Rat IgG1,k Application in vivo IL 4 neutralization, in vitro IL 4 neutralization, in vivo IL 4 receptor stimulation (as a complex with IL 4) Reactivity Hu

Product Specification


Host Rat
Antigen IL-4
Synonyms Interleukin-4; B-cell IgG differentiation factor; B-cell growth factor 1; B-cell stimulatory factor 1 (BSF-1); IGG1 induction factor; Lymphocyte stimulatory factor 1
Accession P05112
Clone Number S-03557-1
Antibody Type Rat mAb
Isotype Rat IgG1,k
Application in vivo IL-4 neutralization, in vitro IL-4 neutralization, in vivo IL-4 receptor stimulation (as a complex with IL-4)
Reactivity Hu
Purification Protein G
Concentration 5 mg/ml
Purity >95%(Determined by SDS-PAGE)
Endotoxin <1EU/mg
Conjugation Unconjugated
Physical Appearance Liquid
Storage Buffer

PBS pH7.4, containing no preservative

Stability & Storage

2 to 8 °C for 2 weeks under sterile conditions;
-20 °C for 3 months under sterile conditions;
-80 °C for 24 months under sterile conditions.
Please avoid repeated freeze-thaw cycles.

Background

IL-4, also known as Interleukin-4, is a cytokine (a type of signaling protein) that plays a crucial role in the immune system. It is produced by several types of immune cells, including T helper cells (Th2 cells), mast cells, eosinophils, and basophils. IL-4 is a key player in the development of allergic responses. It stimulates B cells to produce IgE antibodies, which are involved in allergic reactions such as asthma, atopic dermatitis, and allergic rhinitis. IL-4 is essential for the differentiation and polarization of T helper cells into Th2 cells. Th2 cells produce cytokines that promote humoral immunity and allergic responses. IL-4 can regulate the production of other cytokines, including IL-5, IL-13, and granulocyte-macrophage colony-stimulating factor (GM-CSF). These cytokines further contribute to allergic and inflammatory responses. Although IL-4 is primarily associated with allergic responses, it has also been implicated in the development of certain autoimmune diseases, such as multiple sclerosis and rheumatoid arthritis. Due to its key role in allergic and inflammatory responses, IL-4 has been a target for therapeutic intervention. Blocking the effects of IL-4 or its receptor (IL-4R) has shown promise in treating allergic diseases in preclinical and clinical studies.

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SKU: 71044937218

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4.6 ★★★★★
Based on 28 reviews
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Product Reviews
S
Verified Purchase
Scott L.
Lowell, US
★★★★★ 5
Good fun and entertaining!
Color: Orange
A really fun interactive toy for your dog! It's pretty erratic and really gets him chasing it. The included soft cover was kinda hard to install and then it's hard to turn it off and on with the cover on, I feel like the cover didn't really improve it at all, sure it's louder without the cover but I feel like dog also likes it that way, he likes loud squeaky toys and this thing making a bunch of noise is appealing to him. We have mostly hardwood floors so it really gets moving, I'm sure on carpet it would be a bit quieter and maybe even a bit slower to move around but on hard smooth surfaces this things can really get zipping around abd get some speed to make him chase it. Overall a fun and entertaining toy.
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Reviewed in the United States on January 27, 2026
B
Verified Purchase
bill a.
Pawtucket, US
★★★★★ 5
Awesome
Color: Orange
Awesome Toy . My Jack is crazy over it. She usually get bored with others, but this toy still has her attention after a couple of weeks Runs a long time on a short charge. 👍🏻
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Reviewed in the United States on May 30, 2026
C
Verified Purchase
Chad
San Leandro, US
★★★★★ 2
Not the Fetch-Fest I Hoped For
Color: Orange
I had high hopes for the PetDroid Interactive Dog Ball, especially with the newly upgraded features and promises of durable, motion-activated fun. Unfortunately, it didn’t quite live up to expectations for my furry friend. Here’s why I’m giving it 2 stars. Promising Features, Lackluster Results The idea behind this toy is fantastic: a durable, motion-activated ball that would entertain my dog without much effort on my part. The ball is supposed to roll around on its own, keeping my dog engaged and active. However, in practice, it just didn’t capture my dog’s interest. Durability I will give credit where it’s due: the ball is well-made and seems durable. It can withstand some rough handling, which is great for more aggressive chewers. Unfortunately, durability doesn’t mean much if your dog won’t play with it in the first place. Motion Activation The motion activation feature is hit or miss. While the ball does move around as advertised, it didn’t seem to move in a way that intrigued my dog. He gave it a sniff, watched it for a minute, and then walked away, unimpressed. I tried multiple times to get him interested, but he simply wasn’t having it. Lack of Engagement The biggest issue is that the ball just didn’t engage my dog at all. It might be more suitable for a different personality type or breed, but for my pooch, it was a total flop. He’s usually quite playful and curious, so I was surprised by his lack of interest. Final Thoughts Overall, the PetDroid Interactive Dog Ball might work for some dogs, but it was a miss for mine. If your dog is easily entertained by automated toys, it might be worth a try. However, based on my experience, I can’t wholeheartedly recommend it. Pros: Durable construction Motion-activated as advertised Cons: Did not engage my dog Motion activation wasn’t intriguing enough Might be more suitable for specific dog types or personalities If you decide to give it a shot, just be prepared for the possibility that your dog might not find it as entertaining as you hope. For us, it’s back to the drawing board for a more engaging toy.
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Reviewed in the United States on June 14, 2024
S
Verified Purchase
Sally
Charlottesville, US
★★★★★ 4
Pup Loves It, Some Other Notes
Color: Orange
We've had this for about six months and my 75 lb, 14-month-old German Shepherd pup LOVES IT. Her favorite is "Crazy Bouncing Mode." In fact, she doesn't care much for the normal mode. She chews it a lot - even drops it in her water bowl at times - and it's still going strong. This is a great purchase. It's nice hands-off entertainment. Do know that it is heavy compared to a normal ball - if your pup likes dropping it on the ground like mine does, it will land with a hard "thud," even with the included sleeve. Hopefully you don't have downstairs neighbors. Also know that the cover that goes over the charging port is removable and your dog may choke on it if they chew it in just the right manner. Definitely only let the pup play with it while supervised. All in all, great toy.
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Reviewed in the United States on February 11, 2026
R
Verified Purchase
RR
Belleville, US
★★★★★ 5
So Far So Good
I adopted a young adult dog less than 2 weeks ago. She had spent over 12 hours a day in a crate and has excessive energy and anxiety built up. She is a strong chewer. So far, out of 6 toys, this is the only one still in one piece. It appears sturdy and extra bouncy. So much better than regular tennis balls.
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Reviewed in the United States on January 17, 2024

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