1. GPCR/G Protein Neuronal Signaling Metabolic Enzyme/Protease
  2. Neurokinin Receptor Endogenous Metabolite
  3. Substance P TFA

Substance P TFA  (Synonyms: Neurokinin P TFA)

Cat. No.: HY-P0201A Purity: 99.34%
Handling Instructions Technical Support

Substance P TFA (Neurokinin P TFA) is a CNS-penetrant neuropeptide, acting as a neurotransmitter and as a neuromodulator in the CNS. The endogenous receptor for substance P is neurokinin 1 receptor (NK1-receptor, NK1R).

For research use only. We do not sell to patients.

Custom Peptide Synthesis

CAS No. : 148470-19-3

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This product is a controlled substance and not for sale in your territory.

Customer Review

Based on 31 publication(s) in Google Scholar

Other Forms of Substance P TFA:

Top Publications Citing Use of Products

31 Publications Citing Use of MCE Substance P TFA

Histological Imaging/Staining
In Vivo Efficacy Study
RT-PCR
Cell Imaging/Staining

    Substance P TFA purchased from MedChemExpress. Usage Cited in: Int J Biol Sci. 2024 Apr 22;20(7):2507-2531.  [Abstract]

    Substance P (SP, 5 nmol/kg; i.v.; once daily for 6 days) alleviates pathological indexes in DSS-induced colitis mice. Representative images of H&E sections and histological score. Scale bar = 100 μm.

    Substance P TFA purchased from MedChemExpress. Usage Cited in: Int J Biol Sci. 2024 Apr 22;20(7):2507-2531.  [Abstract]

    Substance P (SP, 5 nmol/kg; i.v.; once daily for 6 days) alleviates pathological indexes in DSS-induced colitis mice. Photographs of colon length.

    Substance P TFA purchased from MedChemExpress. Usage Cited in: Int J Biol Sci. 2024 Apr 22;20(7):2507-2531.  [Abstract]

    Substance P (SP, 5 nmol/kg; i.v.; once daily for 6 days) alleviates pathological indexes in DSS-induced colitis mice. (Images spleen)

    Substance P TFA purchased from MedChemExpress. Usage Cited in: Int J Biol Sci. 2024 Apr 22;20(7):2507-2531.  [Abstract]

    RT-qPCR assay of inflammatory cytokines (TNF-α, IL-1β, IL-6 and IL-8) in TNF-α-stimulated Caco-2 cells treated with/without Substance P (SP, 25, 50, and 100 nmol) for 24 h. Data are obtained from three independent experiments, and expressed as the mean ± SEM; n = 5-8.

    Substance P TFA purchased from MedChemExpress. Usage Cited in: Int J Biol Sci. 2024 Apr 22;20(7):2507-2531.  [Abstract]

    Representative picture of JC-1 staining in TNF-α-treated Caco-2 cells incubated with Substance P (SP, 100 nmol) for 24 h.

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    • Biological Activity

    • Purity & Documentation

    • References

    • Customer Review

    Description

    Substance P TFA (Neurokinin P TFA) is a CNS-penetrant neuropeptide, acting as a neurotransmitter and as a neuromodulator in the CNS. The endogenous receptor for substance P is neurokinin 1 receptor (NK1-receptor, NK1R)[1].

    IC50 & Target

    NK1R

     

    Human Endogenous Metabolite

     

    In Vitro

    The neuropeptide substance P (SP) that are mediated by the neurokinin 1 receptor (NK1-R) desensitize and resensitize, which may be associated with NK1-R endocytosis and recycling. SP and the NK1-R are internalized into the same clathrin immunoreactive vesicles, and then sorted into different compartments. SP is intact at the cell surface and in early endosomes, but slowly degraded in perinuclear vesicles. SP induces clathrin-dependent internalization of the NK1-R. The SP/NK1-R complex dissociates in acidified endosomes. SP is degraded, whereas the NK1-R recycles to the cell surface. SP induces internalization of the NK1-R both in transfected epithelial cells[1].

    MedChemExpress (MCE) has not independently confirmed the accuracy of these methods. They are for reference only.

    Molecular Weight

    1461.65

    Formula

    C65H99F3N18O15S

    CAS No.
    Appearance

    Solid

    Color

    White to off-white

    Sequence

    Arg-Pro-Lys-Pro-Gln-Gln-Phe-Phe-Gly-Leu-Met-NH2

    Sequence Shortening

    RPKPQQFFGLM-NH2

    Shipping

    Room temperature in continental US; may vary elsewhere.

    Storage

    Stored under nitrogen, away from moisture

    Powder -80°C 2 years
    -20°C 1 year

    *In solvent : -80°C, 6 months; -20°C, 1 month (stored under nitrogen, away from moisture)

    Solvent & Solubility
    In Vitro: 

    H2O : 100 mg/mL (68.42 mM; Need ultrasonic)

    Preparing
    Stock Solutions
    Concentration Solvent Mass 1 mg 5 mg 10 mg
    1 mM 0.6842 mL 3.4208 mL 6.8416 mL
    5 mM 0.1368 mL 0.6842 mL 1.3683 mL
    View the Complete Stock Solution Preparation Table

    * Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
    Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month (stored under nitrogen, away from moisture). When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.

    * Note: If you choose water as the stock solution, please dilute it to the working solution, then filter and sterilize it with a 0.22 μm filter before use.

    • Molarity Calculator

    • Dilution Calculator

    Mass (g) = Concentration (mol/L) × Volume (L) × Molecular Weight (g/mol)

    Mass
    =
    Concentration
    ×
    Volume
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    Molecular Weight *

    Concentration (start) × Volume (start) = Concentration (final) × Volume (final)

    This equation is commonly abbreviated as: C1V1 = C2V2

    Concentration (start)

    C1

    ×
    Volume (start)

    V1

    =
    Concentration (final)

    C2

    ×
    Volume (final)

    V2

    In Vivo:

    For the following dissolution methods, please prepare the working solution directly. It is recommended to prepare fresh solutions and use them promptly within a short period of time.
    The percentages shown for the solvents indicate their volumetric ratio in the final prepared solution. If precipitation or phase separation occurs during preparation, heat and/or sonication can be used to aid dissolution.

    • Protocol 1

      Add each solvent one by one:  PBS

      Solubility: 50 mg/mL (34.21 mM); Clear solution; Need ultrasonic

    In Vivo Dissolution Calculator
    Please enter the basic information of animal experiments:

    Dosage

    mg/kg

    Animal weight
    (per animal)

    g

    Dosing volume
    (per animal)

    μL

    Number of animals

    Recommended: Prepare an additional quantity of animals to account for potential losses during experiments.
    Calculation results:
    Working solution concentration: mg/mL
    This product has good water solubility, please refer to the measured solubility data in water/PBS/Saline for details.
    The concentration of the stock solution you require exceeds the measured solubility. The following solution is for reference only.If necessary, please contact MedChemExpress (MCE).
    Purity & Documentation
    References

    Complete Stock Solution Preparation Table

    * Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
    Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month (stored under nitrogen, away from moisture). When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.

    Optional Solvent Concentration Solvent Mass 1 mg 5 mg 10 mg 25 mg
    H2O 1 mM 0.6842 mL 3.4208 mL 6.8416 mL 17.1040 mL
    5 mM 0.1368 mL 0.6842 mL 1.3683 mL 3.4208 mL
    10 mM 0.0684 mL 0.3421 mL 0.6842 mL 1.7104 mL
    15 mM 0.0456 mL 0.2281 mL 0.4561 mL 1.1403 mL
    20 mM 0.0342 mL 0.1710 mL 0.3421 mL 0.8552 mL
    25 mM 0.0274 mL 0.1368 mL 0.2737 mL 0.6842 mL
    30 mM 0.0228 mL 0.1140 mL 0.2281 mL 0.5701 mL
    40 mM 0.0171 mL 0.0855 mL 0.1710 mL 0.4276 mL
    50 mM 0.0137 mL 0.0684 mL 0.1368 mL 0.3421 mL
    60 mM 0.0114 mL 0.0570 mL 0.1140 mL 0.2851 mL

    * Note: If you choose water as the stock solution, please dilute it to the working solution, then filter and sterilize it with a 0.22 μm filter before use.

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    Help & FAQs
    • Do most proteins show cross-species activity?

      Species cross-reactivity must be investigated individually for each product. Many human cytokines will produce a nice response in mouse cell lines, and many mouse proteins will show activity on human cells. Other proteins may have a lower specific activity when used in the opposite species.

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    Product Name:
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