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Catalog	name	Description	price
R-M-167	Lactoferricin B25 trifluoroacetate salt,CAS:146897-68-9	The antimicrobial peptide lactoferricin B25 is a fragment of cow milk protein lactoferrin. The peptide exhibits potent dose-dependent and time-dependent anticancer activity against human stomach cancer cell cultures via apoptosis and autophagy.LFcinB25 is expected to yield novel anticancer drugs.	price>
R-M-208	[Tyr1] Somatostatin Peptide	[Tyr1] Somatostatin Peptide is a 14-aa peptide that corresponds to aa 103-116 of somatostatin precursor before cleavage with a Tyr instead of Ala at position 1. Somatostatin is an endogenous neuropeptide hormone found in the brain and pancreas that inhibits the release of somatotropin. Somatostatin binds several isoforms of the somatostatin receptor, exhibiting anxiolytic, antiepileptic/anticonvulsant, and anorexigenic activities.	price>
R-R-1589	4-Methyldaphnetin CAS No.2107-77-9	4-Methyldaphnetin/CAS No.2107-77-9 is a precursor in the synthesis of derivatives of 4-methyl coumarin. 4-Methyldaphnetin has potent, selective anti-proliferative and apoptosis-inducing effects on several cancer cell lines. 4-Methyldaphnetin possesses radical scavenging property and strongly inhibits membrane lipid peroxidation.	price>
R-9999	PEI25K-PEG2K-Transferrin	Polyethylenimine25k-polyethylene glycol 2k-Transferrin,PEI25000-PEG2000-Transferrin from ruixi.Transferrin, TRF, siderophilin) is the main iron-containing protein in plasma, which is responsible for the transport of iron absorbed by digestive tract and released by red blood cells.	price>
R-M-168	Parasin I trifluoroacetate salt	The 19 amino acid peptide KGRGKQGGKVRAKAKTRSS was isolated from the epithelial mucosal layer of the injured catfish, Parasilurus asotus. Parasin I showed strong antimicrobial activity, about 12-100 times more potent than magainin II, against a wide spectrum of microorganisms, without any hemolytic activity.Parasin I is a histone H2-derived antimicrobial peptide found in Parasilurus catfish. Parasin I is produced by matrix metalloproteinase 2 (MMP2) and cathepsin D.	price>
R-M-209	[Tyr11] Somatostatin Peptide,CAS:59481-27-5	Somatostatin is an endogenous neuropeptide hormone found in the brain and pancreas. Somatostatin binds several isoforms of the somatostatin receptor, exhibiting anxiolytic, antiepileptic/anticonvulsant, and anorexigenic activities. In vivo, somatostatin improves performance in the light/dark avoidance test. Somatostatin also suppresses seizures and prevents the generation of seizures, potentially through modulation of GABA signaling. Somatostatin induces cell death under hypoxic/ischemic conditions. In tumor cells, somatostatin displays pro-apoptotic properties, potentially involving the inhibition of PI3K/Akt signaling. Somatostatin also limits food intake and inhibits secretion of insulin and glucagon through alteration of Gβγ signaling and P/Q-type N-type, and L-type voltage-gated Ca2+ channel signaling.	price>
R-R-1590	Ponicidin CAS No.52617-37-5	Ponicidin (Rubescensine B)/CAS No.52617-37-5 is a diterpenoid derived from Rabdosia rubescens, and exhibits immunoregulatory, anti-inflammatory, anti-viral and anti-cancer activity. Ponicidin (Rubescensine B) induces apoptosis of gastric carcinoma cell, decreases the phosphorylation of JAK2 and STAT3, and shows no effect on protein levels of JAK2 and STAT3.	price>
R-OR-574	PLGA-PEG-HA	Poly(lactic-co-glycolic acid)-polyethylene glycol-Hyaluronan，PLGA-PEG-Hyaluronan from ruixi.Hyaluronic acid is a kind of acid mucopolysaccharide. Hyaluronic acid shows many important physiological functions in the body with its unique molecular structure and physical and chemical properties. Hyaluronic acid is a kind of multifunctional matrix.	price>
R-M-169	H-Tyr-Met-Asp-Gly-Thr-Met-Ser-Gln-Val-OH trifluoroacetate salt,CAS : 168650-46-2	H-Tyr-Met-Asp-Gly-Thr-Met-Ser-Gln-Val-OH trifluoroacetate salt,CAS:168650-46-2 belongs to cancer research peptides.Natural peptide target of a CTL clone that recognizes the tyrosinase gene product on melanoma cells. The sequence YMDGTMSQV results from posttranslational conversion of Asn to Asp.Tyrosinase 369-377, human, a HLA-A2.1 restricted epitope peptide derived from tyrosinase, has been used to develop tumor targeted vaccines with mixed efficacy.	price>
R-M-210	[Sar9]SP	Substance P belongs to the tachykinin family which excites neurons, provoke behaviorial responses, are potent vasodilators and secretagogues.The neuropeptide substance P(SP) is a major mediator of neurogenic inflammation and immunomodulatory activities within the central and peripheral nervous system. [Sar9]-Substance P is one of NK-1 receptor agonist. The action of SP on progesterone metabolism was mimicked by the rNK1-specific agonist [Sar-9,Met(O2)11]-SP.	price>
R-R-1591	W-7 hydrochloride CAS No.61714-27-0	W-7 hydrochloride/CAS No.61714-27-0 is a selective calmodulin antagonist. W-7 hydrochloride inhibits the Ca2+-calmodulin-dependent phosphodiesterase and myosin light chain kinase with IC50 values of 28 μM and 51 µM, respectively. W-7 hydrochloride induces apoptosis and has antitumor activity.	price>
R-M-170	H-Ile-Met-Asp-Gln-Val-Pro-Phe-Ser-Val-OH trifluoroacetate salt,CAS :181477-43-0	Modified sequence of the gp100 epitope gp(209-217) ITDQVPFSV, in which a methionine replaced the natural threonine at position 2, bound to the HLA-A2 molecule with greater affinity than the unmodified peptide and was shown to have an increased ability to generate melanoma-reactive cytotoxic T lymphocytes (CTLs) in vitro when used for sensitization of peripheral blood mononuclear cells. IMDQVPFSV hold promise for the development of novel cancer immunotherapies.	price>
R-M-211	[Sar1]Ang II Peptide,CAS r: 51833-69-3	[Sar1] angiotensin Ⅱ (Ang Ⅱ) can promote protein synthesis and cell growth of chicken embryonic cardiomyocytes in cell culture.Angiotensin II is the physiologically active form and regulates both the volume and the mineral balance in the body.	price>
R-R-1592	Tylvalosin CAS No.63409-12-1	Tylvalosin (Acetylisovaleryltylo?sin)/CAS No.63409-12-1 is a broad-spectrum macrolide antibiotic that has antibacterial activity. Tylvalosin is an antiviral agent and can be used for PRRSV infection. . Tylvalosin induces apoptosis. Tylvalosin also has anti-inflammatory activity, relieves oxidative stress, and relieves acute lung injury by suppression of NF-κB activation.	price>
R-T0011	DSPE-S-S-PEOz5000	1,2-distearoyl-sn-glycero-3-phosphoethanolamine-N-s-s-Poly(2-ethyl-2-oxazoline) ，DSPE-S-S-PEOz from ruixi.One end of the double sulfur bond is connected with DSPE, and the other end is connected with peoz.Ruixi Biotechnology Co., Ltd. is a well-known 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, etc	price>
R-M-171	Ovalbumin (257-264) (chicken) trifluoroacetate salt,CAS :138831-86-4	SIINFEKL, an ovalbumin-derived peptide, is known to arise from natural processing of ovalbumin H-2b mouse cells. Cytotoxic T lymphocytes (CTL) from the ovalbumin-hsp70-immunized mice and a highly effective CTL clone (4G3) raised against ovalbumin-expressing EL4 tumor cells (EG7-OVA) were equally effective in terms of the concentration of this compound required for half-maximal lysis in a CTL assay.	price>
R-M-212	[Pro9] Substance P,Cas No. 104486-69-3	Substance P belongs to the tachykinin family which excites neurons, provoke behaviorial responses, are potent vasodilators and secretagogues.Substance P(SP) is an endogenous tachykinin neuropeptide that is involved in inflammatory, pain, and stress signaling; it exhibits neuroprotective, cognition enhancing, and gastrointestinal motility modulating activities. SP exhibits neuroprotective activity by decreasing expression of Kv1.4 K+ channels in transgenic animal models of Alzheimer’s disease and improving cognitive performance in the Morris water maze task. SP is the natural ligand for the neurokinin-1 (NK1) receptor. In various animal models, SP modulates opioid signaling, induces gastric mucosal protection, and inhibits retinal apoptosis. SP also prevents hyperoxia-induced lung damage, decreasing levels of malondialdehyde and increasing levels of superoxide dismutase (SOD); this activity may be regulated through Shh signaling. In melanoma cells, SP decreases levels of tyrosinase and melanin, inhibiting melanogenesis. In other cellular models, SP increases the viability and proliferation of osteoblasts and promotes gap junction intracellular communication.	price>
R-R-1593	N-trans-Feruloyltyramine CAS No.66648-43-9	N-trans-Feruloyltyramine (N-feruloyltyramine)/CAS No.66648-43-9, an alkaloid, is a potent antioxidant. N-trans-Feruloyltyramine improves H2O2-induced intracellular ROS generation and decreases apoptosis. N-trans-Feruloyltyramine has the potential for oxidative stress-related neurodegenerative conditions and cancer research.	price>
R-OR-575	Mannose-Octadecylamine	Mannose modified octadecylamine.Ruixi Biotechnology Co., Ltd. is a well-known 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, etc.	price>
R-M-172	(Cys⁴⁶)-HIV-1 tat Protein (46-57) amide trifluoroacetate salt,CAS : 583836-55-9	Active molecules as peptides can be readily conjugated to this cell-permeable peptide by the mercapto moiety.	price>

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