Xi'an ruixi Biological Technology Co

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Catalog	name	Description	price
R-DTO-0002	Poly(metronidazole)-PEG-NHS	Poly(metronidazole)-Polyethylene glycol-N-hydroxylsuccinimide,Poly(metronidazole)-PEG-NHS from ruixi.Ruixi is a biotechnology company. Our company focuses on the production and sales of scientific research level drug delivery and drug nano targeting products. At present, our products mainly include synthetic phospholipids, PEG derivatives, block copolymers, nano gold, magnetic nanoparticles, mesoporous silica, reactive fluorescent dyes, fluorescent quantum dots, click chemistry and macrocyclic ligands.	price>
R-C-403	PLL-PEG-NHS	Ruixi can provide block copolymers of various polymers,including PLA polylactic acid,PLGA polylactic glycolic acid,PCL polycaprolactone,PTMC polytrimethylene carbonate,PEI polyethylenimine,PLL polylysine,PLG(PGA) polyglutamic acid,PASP polyaspartic acid,PPHE polyalanine and other groups or polypeptide polymers.	price>
R-R-2103	5b-Dihydrocortisol CAS No.1482-50-4	5β-Dihydrocortisol/CAS No.1482-50-4, a metabolite of Cortisol, is a potential mineralocorticoid. 5β-Dihydrocortisol can potentiate glucocorticoid activity in raising the intraocular pressure. 5β-Dihydrocortisol causes breast cancer cell apoptosis.	price>
R-DZF034	FITC-Puerarin	Fluorescein-Puerarin,FITC-Puerarin from ruixi.Fluorescein labeled puerarin.FITC is the most widely used fluorescein. FITC is stable in nature and can bind to proteins. It is the most commonly used fluorescent probe to detect proteins in tissues and cells. It can also label antibodies and can be used for single or multiple immunohistochemical staining.	price>
R-C-404	PLL-PEG-N3	Poly(L-lysine)-poly (ethylene glycol azide)is a linear amphiphilic block copolymer with PLL as hydrophobic part and PEG as hydrophilic part.The PLL part has side chain free amino group.Pll-peg can self assemble into micelles with functional PLL core for drug and gene delivery.Under the catalysis of copper catalyst,azide can cyclize with alkynyl in aqueous solution to form five membered heterocycles containing nitrogen.	price>
R-R-2104	Sclareol CAS No.515-03-7	Sclareol/CAS No.515-03-7 is isolated from Salvia sclarea with anticarcinogenic activity. Sclareol shows strong cytotoxic activity against mouse leukemia (P-388), human epidermal carcinoma (KB) cells and human leukemia cell lines. Sclareol induces cell apoptosis.	price>
R-PLPM-1051	MAL-PEG2k-SS-PEI25k	Maleimide-Polyethylene glycol-s-s-Polyethylenimine,MAL-PEG2k-SS-PEI25k from ruixi.Disulfide bond has the Glutathione (GSH) reduction response.As the final product,MAL-PEG-SS-PEI has GSH effect.	price>
R-C-405	PLL-PEG-SH	Poly(L-lysine)-polyethylene glycol thiol is one of the most commonly used biodegradable functional polymers and polypeptide amino acid copolymers.It can be used for passive targeting,active targeting and drug delivery of micelles and vesicles.	price>
R-R-2105	8-Epixanthatin CAS No.30890-35-8	8-Epixanthatin/CAS No.30890-35-8 is a potential colchicine binding site inhibitor isolated from Xanthium chinese Mill. 8-Epixanthatin can inhibit the activation of STAT3, induce apoptosis, and has anti-tumor activity.	price>
R-PLP-1125	mPEG-SS-PEI	Methoxy-poly(ethylene glycol)-s-s-Polyethylenimine,mPEG-SS-PEI from ruixi.Disulfide bond has the Glutathione (GSH) reduction response. The transmission electron microscope observation showed that the particle size of the disulfide bond-free mPEGPEI-pEGFP complex and mPEG-SS-PEI-pEGFP complex were both about 200 nm. Further, the in vitro cytotoxicity of the polymer containing disulfide bond was not significantly increased compared with the mPEG-PEI.	price>
R-C-406	PASP-PEG-PASP	Polyaspartic acid polyethylene glycol polyaspartic acid pasp-peg-pasp is one of the most commonly used biodegradable functional polymers and polypeptide amino acid copolymers.It can be used for passive targeting,active targeting and drug delivery of micelles and vesicles.The side group free COOH on poly (L-Aspartic acid)-peg poly(L-Aspartic acid)(PASP peg PASP),P(L-Asp)can be used to modify the micelle core.	price>
R-R-2106	NVP-2 CAS No.1263373-43-8	NVP-2/CAS No.1263373-43-8 is a potent and selective ATP-competitive cyclin dependent kinase 9 (CDK9) probe, inhibits CDK9/CycT activity with an IC50 of 0.514 nM. NVP-2 displays inhibitory effcts on CDK1/CycB, CDK2/CycA and CDK16/CycY kinases with IC50 values of 0.584 µM, 0.706 µM, and 0.605 µM, respectively. NVP-2 induces cell apoptosis.	price>
R-Y-C-11072	FITC-Fibrinogen from human plasma	FITC-Human fibrinogen,Fluorescein-Fibrinogen from human plasma from ruixi.FITC labeled Fibrinogen from human plasma. The product can be used in biochemical research. Human fibrinogen is also known as plasma coagulation factor.	price>
R-C-407	PASP-PEG-NH2	Poly(L-Aspartic acid)-poly (ethylene glycol)-amine can be used to prepare drug loaded microspheres, microcapsules,vesicles and micelles,which can achieve sustained and controlled drug release.Amino group can react with molecules with carboxyl group, active ester,aldehyde group,etc.Polyethylene glycol can increase the solubility and stability of drugs,reduce the non-specific binding of charged molecules on the modified surface,and reduce the immunogenicity of peptides.	price>
R-R-2107	Quinacrine dihydrochloride CAS No.69-05-6	Quinacrine (Mepacrine) dihydrochloride/CAS No.69-05-6 is an orally bioavailable antimalarial agent, which possess anticancer effect both in vitro and vivo. Quinacrine dihydrochloride suppresses NF-κB and activate p53 signaling, which results in the induction of the apoptosis.	price>
R-FT003	FITC labeled fgyewfadasga	Fluorescein labeled fgyewfadasga，FITC labeled fgyewfadasga from ruixi.Fluorescent labeled peptides are used in biomedical imaging, protein binding and localization in vivo. Fluorescein can be directly linked to the N-terminal of the peptide (the connection of fluorescein isothiocyanate, usually inserting an aminoacetic acid or β - alanine directly into the N-terminal of the peptide and fluorescein isothiocyanate) It is connected to the side chain of lysine (or cysteine) at the C-terminal, or at other positions that can be connected.	price>
R-C-408	PASP-PEG-COOH	Poly(L-Aspartic acid)-poly (ethylene glycol)-carboxylic acid is used in the research of drug delivery,tissue repair,biological modification and other biomedical fields.Carboxyl group,which can react with amino groups in lysine and other molecules in pH=7-8,is more stable than active ester group.Poly(L-Aspartic acid)-peg carboxyl(PASP-PEG-COOH) is a linear amphiphilic block copolymer (ABC), which has poly(L-Aspartic acid) as hydrophobic part and carboxyl functionalized peg as hydrophilic part.	price>
R-R-2108	Betamethasone CAS No.378-44-9	Betamethasone/CAS No.378-44-9 is a synthetic glucocorticoid with anti-inflammatory and immunosuppressive activities. Betamethasone accelerates fetal lung maturation and induces gene expression and apoptosis.	price>
R-FT002	FITC labeled SWQIGGN	Fluorescein labeled SWQIGGN,FITC labeled SWQIGGN from ruixi.Fluorescent labeled peptides are used in biomedical imaging, protein binding and localization in vivo. Fluorescein can be directly linked to the N-terminal of the peptide (the connection of fluorescein isothiocyanate, usually inserting an aminoacetic acid or β - alanine directly into the N-terminal of the peptide and fluorescein isothiocyanate) It is connected to the side chain of lysine (or cysteine) at the C-terminal, or at other positions that can be connected.	price>
R-C-409	PASP-PEG-MAL	Poly(L-Aspartic acid)-poly (ethylene glycol)-maleimide is a linear amphiphilic block copolymer(ABC),with poly (L-Aspartic acid) as hydrophobic part and maleimide functionalized peg as hydrophilic part.P(L-Asp)-peg-mal has reactive groups on both parts,i.e.the side free COOH on P(L-Asp) can be used to modify the micelle core,while the mal group on PEG reacts with the sulfhydryl group of pH 6.5~7.5 at room temperature to form stable thioether bond.	price>

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