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Peptídeos

Peptídeos

Os peptídeos são cadeias curtas de aminoácidos ligados por ligações peptídicas, desempenhando papéis importantes como moléculas biológicas em processos celulares. Eles funcionam como hormônios, neurotransmissores e moléculas de sinalização, sendo amplamente utilizados em aplicações terapêuticas e diagnósticas. Os peptídeos também são cruciais na pesquisa para estudar interações proteicas, atividades enzimáticas e vias de sinalização celular. Na CymitQuimica, oferecemos uma ampla seleção de peptídeos de alta qualidade para apoiar suas necessidades de pesquisa e desenvolvimento em biotecnologia e farmacêutica.

Subcategorias de "Peptídeos"

Foram encontrados 29595 produtos de "Peptídeos"

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  • H-LDVHYAPTIR^-OH


    Peptide H-LDVHYAPTIR^-OH is a Research Peptide with significant interest within the field academic and medical research. This peptide is available for purchase at Cymit Quimica in multiple sizes and with a specification of your choice.

    Ref: 3D-PP42583

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  • H-ALQVVR^-OH


    Peptide H-ALQVVR^-OH is a Research Peptide with significant interest within the field academic and medical research. This peptide is available for purchase at Cymit Quimica in multiple sizes and with a specification of your choice.

    Ref: 3D-PP40947

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  • CMVpp65 - 51 (AHELVCSMENTRATK)


    Custom research peptide; min purity 95%. For different specs please use the Peptide Quote Tool
    Peso molecular:1,689.9 g/mol

    Ref: 3D-PP50847

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  • Ac-LRGGAPTK-NH2


    Peptide Ac-LRGGAPTK-NH2 is a Research Peptide with significant interest within the field academic and medical research. This peptide is available for purchase at Cymit Quimica in multiple sizes and with a specification of your choice.

    Ref: 3D-PP49848

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  • H-NINNN-NHMe


    Peptide H-NINNN-NHMe is a Research Peptide with significant interest within the field academic and medical research. This peptide is available for purchase at Cymit Quimica in multiple sizes and with a specification of your choice.

    Ref: 3D-PP48671

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  • [5-FAM]-RPKPQQFFGLM-NH2


    Substance P (SP) is a peptide that is highly conserved across the animal kingdom and is involved in a number of inflammatory and growth promoting processes. SP has a net positive charge at physiological pH, it is an amphiphilic peptide with positively charged residues at the N-terminus and hydrophobic residues at the C-terminus, this controls how it interacts with cell membranes. SP is relatively stable in plasma (several hours) but has a short half-life in tissues (seconds/minutes).SP is encoded by the TAC1 gene and is a member of the tachykinin peptide hormone family. SP is expressed by many cell types including: neurons- astrocytes- microglia- epithelial cells- endothelial cells- immune cells such as T cells and macrophages- dendritic cells and eosinophils and some stem cells and progenitor cells. The huge variety of cell types expressing SP suggest it is involved in a wide variety of physiological and pathophysiological functions.SP mediates its functions by interacting with members of the neurokinin (NK) family of G protein-coupled receptors with high selectivity. Among these, SP binds to NK1R with the highest affinity, this receptor is expressed in a wide range of tissue types.[5-FAM]-Substance P contains 5-Carboxyfluorescein (5-FAM), a widely used green fluorescent tag.
    Pureza:Min. 95%
    Cor e Forma:Powder
    Peso molecular:1,704.8 g/mol

    Ref: 3D-CRB1100555

    100µg
    206,00€
    500µg
    282,00€
  • Acetyl-Alpha-2-antiplasmin-[AF680]


    Alpha-2-antiplasmin (alpha2AP), a member of the serine protease inhibitor (SERPIN) superfamily, is the main inhibitor of the fibrinolytic enzyme plasmin as well as an inhibitor of trypsin, elastase, and C protein. It plays a crucial role in reducing plasmin production and activity and thus inhibiting fibrinolysis.alpha2AP is synthesized in the liver and secreted as a single-chain glycoprotein, containing 11-14% carbohydrate, with a methionine (Met) as its N-terminus (Met-alpha2AP). The N-terminus of alpha2AP is involved in the incorporation of alpha2AP into a clot and the C-terminus is involved in the initial interaction of alpha2AP with plasmin(ogen). Circulating alpha2AP undergoes both N-and C-terminal modifications, which alter its activity. Increased concentrations of a2AP are associated with a higher risk of cardiovascular diseases.
    Pureza:Min. 95%
    Peso molecular:2,735.2 g/mol

    Ref: 3D-CRB1110405

    100µg
    386,00€
    500µg
    470,00€
  • (Tos-GPR)2-[Rh110]


    Fluorogenic substrate for thrombin that when in its intact state does not fluoresce, however upon cleavage by thrombin in 2 successive steps, Rhodamine 110 is released to allow fluorescence.Thrombin is a multifunctional serine protease and is the principal enzyme of hemostasis. It catalyzes the conversion of fibrinogen to fibrin and activates procoagulant factors V, VIII, XI, and XIII. When bound to thrombomodulin, it activates protein C, an anticoagulant zymogen. Thrombin also activates platelets, regulates endothelial cell function, and has a host of direct actions on other cells. Thrombin has been found to act as a mediator of vascular dysfunction and inflammation in both the peripheral and the central nervous systems. Thrombin contributes to the development of cardiovascular disease, atherosclerosis and diabetes and promotes vascular dysfunction, inflammation, and neurodegeneration. Thrombin is elevated in the brains of people with Alzheimer's disease (AD) and therefore may be a therapeutic target in AD.
    Pureza:Min. 95%
    Cor e Forma:Powder
    Peso molecular:1,259.42 g/mol

    Ref: 3D-CRB1100251

    500µg
    386,00€
    1mg
    470,00€
  • H-NSSFNPAALSR^-OH


    Peptide H-NSSFNPAALSR^-OH is a Research Peptide with significant interest within the field academic and medical research. This peptide is available for purchase at Cymit Quimica in multiple sizes and with a specification of your choice.

    Ref: 3D-PP41329

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  • H-ASLFSFK^-OH


    Peptide H-ASLFSFK^-OH is a Research Peptide with significant interest within the field academic and medical research. This peptide is available for purchase at Cymit Quimica in multiple sizes and with a specification of your choice.

    Ref: 3D-PP46544

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  • GP dipeptide


    Glycine proline (Gly-Pro) dipeptide is a bioactive collagen hydrolysate. Ingestion of collagen hydrolysate improves skin health. Gly-Pro ingestion specifically attenuates UVB-induced damage including wrinkle formation, trans-epidermal water loss, and epidermis thickness- Gly-Pro also increases skin hydration.

    Pureza:Min. 95%
    Cor e Forma:Powder
    Peso molecular:172.1 g/mol

    Ref: 3D-CRB1001748

    500µg
    206,00€
    1mg
    282,00€
  • Glucagon (1-29)-[Lys(AF647)]


    Glucagon (1-29)-[Lys(AF647)] is derived from glucagon, which is a peptide hormone secreted by alpha cells located in the islet of Langerhans region of the pancreas. Glucagon is an essential catabolic hormone that is responsible for the regulation of blood glucose levels. Once released into the bloodstream, glucagon stimulates the production of hepatic glucose, which means it is considered to be a glucose-mobilizing agent. Excessive levels of glucagon can result in the development of hyperglycaemia, since the action of glucagon results in abnormally high blood glucose levels.This peptide contains AF647, structural analog to Alexa Fluor® 647 which is a widely used far-red fluorescent dye.
    Pureza:Min. 95%
    Cor e Forma:Powder
    Peso molecular:4,750 g/mol

    Ref: 3D-CRB1101573

    100µg
    386,00€
    500µg
    470,00€
  • Histone H3 peptide (non-modified A.A. 1-44), biotin


    Custom research peptide; min purity 95%. For different specs please use the Peptide Quote Tool

    Ref: 3D-PP50464

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  • AIP-IV


    Staphylococcus aureus is a major human pathogen that utilizes autoinducing peptide (AIP) signals to regulate virulence. Methods to intercept bacterial quorum sensing (QS) aim to find novel anti-virulence treatments.Auto-inducing peptide (AIP) is a cyclic thiolactone quorum sensing peptide from Staphylococcus aureus which is responsible for activating the agr response. AIP is released from the bacteria and its extracellular concentration is then sensed by a two-component system on the bacterial surface, AgrC and AgrA. AgrC is the membrane histidine kinase receptor and AgrA is a response regulator- upon binding of AIP, AgrC phosphorylates AgrA.AIP accumulates during growth activating an AgrC and AgrA cascade when it reaches a critical signal level. This cascade activates P2 and P3 promoters which autoactivate the agr system and upregulate RNAIII transcription. RNAIII regulates the expression of virulence factors including toxins, super-antigens, and exo-enzymes. Extensive research to identify AIP:AgrC inhibitors aims to find therapeutics against pathogens.AgrD is the precursor peptide of AIP, and AgrB is an integral membrane endopeptidase essential to biosynthesize AIP. This AIP system is conserved among many Gram-positive bacteria. S. aureus strains are categorized into four groups (I-IV) according to their AIP signal and cognate extracellular receptor, AgrC. Each group is associated with a certain disease profile,  S. aureus group-IV strains have been associated with generalized exfoliative syndromes and osteoarticular infections.  AIP-IV has been used to develop antibodies and an effective ELISA help detect AIP-IV levels in the nanomolar range. This can be implemented to identify S. aureus type IV infections in patient samples.

    Pureza:Min. 95%
    Cor e Forma:Powder
    Peso molecular:1,008.4 g/mol

    Ref: 3D-CRB1001689

    500µg
    386,00€
    1mg
    470,00€
  • H-KPWWPRR-NH2


    Peptide H-KPWWPRR-NH2 is a Research Peptide with significant interest within the field academic and medical research. This peptide is available for purchase at Cymit Quimica in multiple sizes and with a specification of your choice.

    Ref: 3D-PP42799

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  • hsBCL9CT-24


    Blocks the Wnt pathway and inhibits the expression of TGFb1 in CT26 colon carcinoma cells, leading to the reduction of CCL20 and CCL22, two TGF-b- dependent chemokines critical for Treg cell recruitment into the tumour microenvironment.  hsBCL9CT-24 shows robust antitumour efficacy across multiple in vivo models.

    Pureza:Min. 95%
    Cor e Forma:Powder
    Peso molecular:1,629 g/mol

    Ref: 3D-CRB1001394

    500µg
    470,00€
    1mg
    597,00€
  • H-YEINVLR^-OH


    Peptide H-YEINVLR^-OH is a Research Peptide with significant interest within the field academic and medical research. This peptide is available for purchase at Cymit Quimica in multiple sizes and with a specification of your choice.

    Ref: 3D-PP42051

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  • HXB2 gag NO-113/aa449 - 463


    Custom research peptide; min purity 95%. For different specs please use the Peptide Quote Tool
    Peso molecular:1,684.8 g/mol

    Ref: 3D-PP50206

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  • H-GSGDSSQVTQVSPQR^-OH


    Peptide H-GSGDSSQVTQVSPQR^-OH is a Research Peptide with significant interest within the field academic and medical research. This peptide is available for purchase at Cymit Quimica in multiple sizes and with a specification of your choice.

    Ref: 3D-PP40019

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  • H-TPENYPNAGLTR^-OH


    Peptide H-TPENYPNAGLTR^-OH is a Research Peptide with significant interest within the field academic and medical research. This peptide is available for purchase at Cymit Quimica in multiple sizes and with a specification of your choice.

    Ref: 3D-PP48778

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