Peptídeos

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

H-Trp-Trp-OH is a reaction product of the amino acid tryptophan and various electron donors. The radical form of H-Trp-Trp-OH has been studied using 2D nuclear magnetic resonance (NMR) spectroscopy to determine its structure. In addition, H-Trp-Trp-OH has been used to study the mechanism of protein phosphorylation reactions. This chemical can be prepared from a solution of tryptophan in water and an oxidizing agent such as hydrogen peroxide or sodium hypochlorite. The frequency shift observed for H-Trp-Trp-OH was attributed to the presence of a constant that was found to be 10 Hz/M, indicating that this substance is a radical form. The sample preparation technique used in this experiment consisted of adding an equal volume of acetic acid to an unknown sample and then centrifuging it at 5000 rpm for five minutes before measuring its fluorescence emission.

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Please enquire for more information about Nps-Val-OH·DCHA including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Please enquire for more information about Fluorescein-6-carbonyl-Tyr-Val-Ala-DL-Asp(OMe)-fluoromethylketone including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

Carbamoyl-Asp-OH·magnesium salt/Carbamoyl-Asp-OH·dipotassium salt (1:1) is a derivate of p-hydroxybenzoic acid that has been shown to inhibit leukotriene receptor antagonists and basic proteins. It has been found in urine samples, but its function is not yet known. The uptake of this molecule may be a potential biomarker for the diagnosis of orotic aciduria and HIV infection. Carbamoyl-Asp-OH·magnesium salt/Carbamoyl-Asp-OH·dipotassium salt (1:1) has also been shown to be an inhibitor of intramolecular hydrogen transfer reactions in model systems.

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Ac-Ala-Ala-Ala-pNA is a synthetic peptide that is derived from the natural amino acid sequence of cholecystokinin. It has been shown to have high affinity for phospholipid bilayers, which are lipid membranes that form the boundaries of cells and organelles. Ac-Ala-Ala-Ala-pNA can be used as a substrate molecule to study membrane permeability and selectivity in bioreactors. Ac-Ala-Ala-Ala-pNA also acts as a modulator of liposomal membranes, increasing the permeability of these membranes in order to allow more substrate molecules to pass through them.</p>

<p>TFA salt. Tripeptide containing hydroxyproline.</p>

<p>Please enquire for more information about H-Ala-Abu-OH including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>For-Nle-Leu-Phe-Nle-Tyr-Lys-OH is an amino acid sequence that is a proteolytic fragment of the erythrocyte membrane protein band 3. It has been shown to be able to inhibit the activity of cytosolic calcium and actin filament polymerization, as well as inhibiting apoptosis in human polymorphonuclear leukocytes (PMNL). This compound has been found to be effective in preventing uptake of bacteria by neutrophils, which may be due to its ability to alter the pH gradient across the membrane and increase intracellular calcium levels. For-Nle-Leu-Phe-Nle-Tyr-Lys-OH also inhibits diacylglycerol synthesis, which may contribute to its antiinflammatory effects.</p>

<p>Please enquire for more information about Galacto-RGD trifluoroacetate salt including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

Please enquire for more information about H-D-Ile-Phe-Lys-pNA trifluoroacetate salt including the price, delivery time and more detailed product information at the technical inquiry form on this page

Interleukin-1 beta (IL-1β) is a cytokine that is produced by activated macrophages and T cells. It is an important regulator of immune function, inducing fever, activating the inflammatory response, and increasing vascular permeability. IL-1β is a 163-amino acid polypeptide with a molecular weight of 18.7 kDa. The trifluoroacetate salt of IL-1β has been shown to be active in vitro against human leukemic cells and to have an interferon-gamma activity in vitro.

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

Quinupristin, a macrolide-lincosamide-streptogramin antibiotic, inhibits protein synthesis in bacteria.

A carboxyl-terminal cleavage product of collagen 6 alpha-3 chain which is produced and released by adipocytes and massively upregulated in malignant tumors of breast, liver colon and pancreas. Endotrophin provides a link between obesity and aggressive tumor growth and may serve as sensitive diagnostic marker and valid therapeutic target for designing better strategies to treat cancer and ameliorate obesity-induced insulin resistance.

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Please enquire for more information about Ac-Arg-Ser-Leu-Lys-AMC trifluoroacetate salt including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>N-alpha-Benzoyl-L-argininamide is a synthetic compound that is used as an enzyme inhibitor. It binds to the active site of proteases, thereby inhibiting their activity. This drug has been shown to inhibit the activities of phosphodiesterase and phosphatase enzymes in vitro. N-alpha-Benzoyl-L-argininamide also inhibits the proteolytic degradation of hippuric acid and casein in vitro. The binding affinity for this drug is due to its structural similarity with substrates such as glutamate and rhizosphere exudates.</p>

<p>Bradykinin is a peptide hormone that is produced in the body and has various physiological effects, such as vasodilation, bronchoconstriction, and the release of histamine from mast cells. Bradykinin is also used in pharmacological treatments for malignant brain tumors, congestive heart failure, and epidermal growth factor-responsive dermatoses. Bradykinin can be administered intravenously or subcutaneously to treat these conditions. The drug can also be administered intraperitoneally to treat high blood pressure during pregnancy. Bradykinin is an ester of 3-b-(2-thienyl)-Ala5,Tyr(Me)8-psi(CH2NH)Arg9-OH with trifluoroacetic acid. It is synthesized by linking two molecules together through an ester bond. This drug has many beneficial effects on the human body due to its ability to inhibit enzymes that are involved in the production of prostagland</p>

<p>Delta-Sleep Inducing Peptide trifluoroacetate salt H-Trp-Ala-Gly-Gly-Asp-Ala-Ser-Gly-Glu-OH trifluoroacetate salt is a peptide that has been shown to have a hypnotic effect in mice. It was found to increase the time spent on the rotarod and decrease locomotor activity in mice. This drug has also been shown to be hypoglycemic and to modulate transcriptional regulation of fatty acid metabolism. Delta Sleep Inducing Peptide trifluoroacetate salt H-Trp-Ala-Gly-Gly-Asp-Ala-Ser-Gly Gly Glu OH trifluoroacetate salt may be useful in treating autoimmune diseases, such as multiple sclerosis, due to its ability to regulate 5HT concentrations.</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Please enquire for more information about ([ring-D5]Phe8)-Angiotensin II acetate salt including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

H-Pro-Thr-Glu-Phe-p-nitro-Phe-Arg-Leu-OH is a proteolytic inhibitor that inhibits the aspartic and hydrolytic enzymes. It has been shown to inhibit the activity of trypsin, pepsin, and elastase in human serum. This inhibitor also inactivates fibronectin by proteolysis. H-Pro-Thr-Glu-Phe-p-nitro-Phe-Arg-Leu OH has been shown to be specific for acidic proteases such as pepsin. The natural inhibitors of this peptide are Pro, Thr, Glu, Phe, Arg and Leu.

13-mer connexin mimetic peptide, composed of residue numbers 63-75 of the first extracellular loop of connexin 43 (gap junction blocker), containing the SHVR amino acid motif.

<p>Catalogue peptide; min. 95% purity</p>

Hippuryl-His-Leu trifluroacetate hydrate can be used as an artificial substrate for angiotensin-converting enzyme (ACE).

<p>Z-Ala-Ser-OH is a basic protein with a sequence of Z-Ala-Ser. It has a hydrophobic section and carboxylic acid group, which is why it is soluble in organic solvents. The dichroic spectra of this protein are characteristic for its secondary structure. This protein can be analyzed using the technique of dichroism, which allows one to determine its analogs as well as analyze its enzyme preparations. The amino acid residues found in this protein are Ala and Ser, which are basic and polar respectively.</p>

<p>Key subunit of extracellular plaques found in the brains of patients with Alzheimer's disease; Hydrochloride salt</p>

<p>Please enquire for more information about Abz-Val-Ala-Asp-Nva-Arg-Asp-Arg-Gln-EDDnp including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>

<p>Catalogue peptide; min. 95% purity</p>