SKU: 19752866228

Poreless polydopamine nanoparticles(powder)

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Description

Poreless polydopamine nanoparticles(powder)Product Name Name: Poreless polydopamine nanoparticlespowder: span> Product Overview Polydopamine nanoparticles (PDA NPs) are nanoscale materials formed by the self polymerization of dopamine monomers under specific conditions. Its structural characteristics lie in its polyphenolic structure, with a surface rich in functional groups such as amino and phenolic hydroxyl groups, which provide abundant chemical modification sites for it. Technical

Product Name

Name: Poreless polydopamine nanoparticles(powder:/span>

Product Overview

 

Polydopamine nanoparticles (PDA NPs) are nanoscale materials formed by the self polymerization of dopamine monomers under specific conditions. Its structural characteristics lie in its polyphenolic structure, with a surface rich in functional groups such as amino and phenolic hydroxyl groups, which provide abundant chemical modification sites for it.


Technical Parameter

Diameter:140-250nmãâ‚?00-450nm(TEM:/span>

Appearance:Black powder

 

Product Features

Good biocompatibility: Due to its unique adhesion and biodegradability, PDA nanoparticles can enter a large number of types of cells and exhibit good biocompatibility in biomedical applications.

Excellent photothermal conversion efficiency: PDA nanoparticles have strong absorption in the near-infrared region, which can quickly convert light energy into heat energy for photothermal therapy.

Powerful antioxidant capacity: Some PDA nanoparticles themselves have the function of eliminating reactive oxygen species (ROS) and reducing oxidative stress levels, playing a unique advantage in the treatment of periodontitis.

Efficient drug delivery: Due to its good adhesion and biocompatibility, PDA nanoparticles are widely used as drug carriers, which can effectively encapsulate and deliver drugs.

Antibacterial performance: Combined with antimicrobial peptides (AMP), PDA nanoparticles can be designed as stimulus responsive antibacterial platforms for antibacterial therapy.


Application Fields

 

 

Neuroprotection and Remote Neuronal Stimulation: As an organic and biodegradable multitasking tool, PDA nanoparticles have significant applications in neuroprotection and remote neuronal stimulation.

Periodontal disease treatment: The antioxidant properties of PDA nanoparticles in periodontal disease make them an effective treatment option.

Tumor treatment: PDA nanoparticles can be used as delivery carriers for chemotherapy drugs and immune agonists, enhancing anti-tumor immune responses. In addition, they can also be used for photothermal therapy to rapidly kill cancer cells.

Antibacterial therapy: A multifunctional and stimulus responsive antibacterial platform was constructed by combining PDA nanoparticles with antimicrobial peptides for antibacterial therapy.

Rheumatoid arthritis treatment: PDA nanoparticles can effectively treat rheumatoid arthritis by inhibiting the STING pathway.


Related Information

Please e-mail for the detailed characterization data.

E-mail:[email protected]

 

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SKU: 19752866228

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4.5 ★★★★★
Based on 22 reviews
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Maria
Natrona Heights, US
★★★★★ 5
Cute durable dog toy that my puppy loves
Color: Blue, Size: 8 IN
This small light weight dog toy is very durable, super cute, and my dog loves it. My dog tears everything up but he hasn't made a dent in this; very durable and chew resistant. He seems to really like that it makes a lower squeak noise. I threw this in my cart at the last minute before checkout and I am pleasantly surprised with the quality. I would say this toy is worth the price; suitable for small to medium sized dog.
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Reviewed in the United States on June 2, 2026
I
Verified Purchase
IntelliCABlonde
Birmingham, US
★★★★★ 5
Nice toy for a bigger dog
Color: Gray, Size: 6 IN
My little rescue chihuahua has exactly one toy he can make squeak. This one is cute and he did try, but no luck. I have two large baskets of toys I've bought in the 3 years I've had him. He is only able to make one squeak. He loves it to death because he loves the squeak. It's a hedgehog that I will try to find on Amazon and replace. Poor little dog just has a very small mouth.
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Reviewed in the United States on June 3, 2026
A
Verified Purchase
Al
Waukegan, US
★★★★★ 5
Semi durable
Color: Gray, Size: 8 IN
My dog has had this for 1 month, and it is still doing good! It has lost 3 out of 4 legs, but thw body is pretty strong. Dog loves the honk noises.
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Reviewed in the United States on March 7, 2026
P
Verified Purchase
princeton von d
West Palm Beach, US
★★★★★ 5
Luxurious Feel, Durable Build… but Full Rotation Privileges Have Been Revoked 💙🦴 🐾
Color: Blue, Size: 6 IN, Color: Blue, Size: 6 IN
🐾 Hi, I’m PVD; toy curator, plush critic & occasional chew sommelier. This armadillo arrived beautifully packaged and immediately met my standards for texture, squeak clarity and cuddle factor. I originally gave it 5 stars for quality; and still do! But today I’m updating the review to reflect my current toy lifestyle rotation. 😌 What impressed me from day one: ✔️ High-end plush feel; soft enough to nap on, tough enough for energetic zoom bites and great relief from teething ✔️ Strong stitching; survived multiple “stress tests” (I chewed with intention) ✔️ HQ squeaker; not tinny or annoying, more of a honk ✔️ 6in is perfect size for small breeds; easy to carry during dramatic hallway walks Why it now gets 4 stars from a seasoned toy collector: ✘ As my luxury toy collection expanded, this one gets grabbed less often ✘ Simple design; I now favor more interactive or complex textures ✘ Still “keep-worthy,” just no longer VIP spot on the chaise lounge Best For: • Pups who enjoy soft comfort toys or emotional support snuggles • Light to moderate chewers • Dogs who like to carry their plushes around proudly • Ideal as a teething toy or thoughtful gift 🚫 Not ideal for: power chewers or highly stimulation-driven pups (like me now; my taste evolved) 📝 Final Re-Barks: Still recommend for pups who love cuddly squeaky companions. Great starter plush and great quality; just know that ultra-picky toy enthusiasts may rotate it out once newer models (or squeakier friends) arrive. — PVD (Plush Aficionado, Toy Rotation Director & High-Maintenance Household Icon) 🐶💁🏻‍♂️✨
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Reviewed in the United States on September 17, 2025
S
Verified Purchase
Sarah
Louisville, US
★★★★★ 4
Well Constructed Toy But Short-Life Squeaker
Color: Gray, Size: 8 IN
Super cute and durable toy. Makes a "grunting" noise that my dog loves. However rating a little lower because my dog has only been playing with it (gently) for a couple weeks and the grunting noise is starting to die. But she does really like this toy regardless!
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Reviewed in the United States on June 4, 2026

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