1. Metabolic Enzyme/Protease
  2. HPPD
  3. Nitisinone

NTBC  (Synonyms: ニチシノン; Nitisone)

製品番号: HY-B0607 純度: 99.93%
COA 取扱説明書 Technical Support

Nitisinone is an orally active, competitive and reversible 4-hydroxyphenylpyruvate dioxygenase (4-HPPD) inhibitor with an IC50 of 173 nM. Nitisinone promotes tyrosine accumulation in a dose-dependent manner. nitisinone can be used in studies of hereditary tyrosinemia type 1 (HT-1) (a rare genetic disorder) and albinism.

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CAS 番号 : 104206-65-7

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Solid + Solvent (Highly Recommended)
10 mM * 1 mL in DMSO
ready for reconstitution
USD 35 在庫あり
Solution
10 mM * 1 mL in DMSO USD 35 在庫あり
Solid
5 mg $32 在庫あり
10 mg $50 在庫あり
50 mg $110 在庫あり
100 mg $160 在庫あり
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カスタマーレビュー

Based on 2 publication(s) in Google Scholar

Other Forms of Nitisinone:

Top Publications Citing Use of Products

    Nitisinone purchased from MedChemExpress. Usage Cited in: Eur J Pharmacol. 2024 Feb 15:965:176326.  [Abstract]

    The concentrations of Nitisinone (NTBC) used in this study (25, 50, and 100 μM) did not have any significant effect on cell viability.

    Nitisinone purchased from MedChemExpress. Usage Cited in: Eur J Pharmacol. 2024 Feb 15:965:176326.  [Abstract]

    The representative fluorescence images demonstrated that Nitisinone (NTBC) could significantly improve the increase in MMP3 (3.38 ± 0.38) and MMP13 (2.25 ± 0.21) and decrease in Collagen II (0.91 ± 0.09) and Aggrecan (0.82 ± 0.09), thereby improving the degradation of extracellular matrix.

    Nitisinone purchased from MedChemExpress. Usage Cited in: Eur J Pharmacol. 2024 Feb 15:965:176326.  [Abstract]

    The results showed that the levels of iNOS and COX2 in the 100 μM Nitisinone (NTBC) group were only 0.09 times and 0.23 times that in the untreated group, respectively.

    Nitisinone purchased from MedChemExpress. Usage Cited in: Eur J Pharmacol. 2024 Feb 15:965:176326.  [Abstract]

    Western blotting results showed that Nitisinone (NTBC) inhibited the expression of cGAS, STING, and INF-α.

    Nitisinone purchased from MedChemExpress. Usage Cited in: Eur J Pharmacol. 2024 Feb 15:965:176326.  [Abstract]

    Nitisinone (NTBC: 100 μM) inhibited the expression of cGAS and p-P65, leading to increased expression of type II collagen and decreased expression of MMP13.
    • 生物活性

    • 純度とドキュメンテーション

    • 参考文献

    • カスタマーレビュー

    製品説明

    Nitisinone is an orally active, competitive and reversible 4-hydroxyphenylpyruvate dioxygenase (4-HPPD) inhibitor with an IC50 of 173 nM. Nitisinone promotes tyrosine accumulation in a dose-dependent manner. nitisinone can be used in studies of hereditary tyrosinemia type 1 (HT-1) (a rare genetic disorder) and albinism[1][2][3][4].

    Cellular Effect
    Cell Line Type Value Description References
    HCT-116 IC50
    108 μM
    Compound: 7
    Antiproliferative activity against human HCT-116 cells assessed as inhibition of cell growth incubated for 48 hrs by CCK-8 assay
    Antiproliferative activity against human HCT-116 cells assessed as inhibition of cell growth incubated for 48 hrs by CCK-8 assay
    [PMID: 37983010]
    HUVEC IC50
    338 μM
    Compound: 7
    Cytotoxicity against HUVEC cells assessed as inhibition of cell growth incubated for 48 hrs by CCK-8 assay
    Cytotoxicity against HUVEC cells assessed as inhibition of cell growth incubated for 48 hrs by CCK-8 assay
    [PMID: 37983010]
    L02 IC50
    104 μM
    Compound: 7
    Cytotoxicity against human L02 cells assessed as inhibition of cell growth incubated for 48 hrs by CCK-8 assay
    Cytotoxicity against human L02 cells assessed as inhibition of cell growth incubated for 48 hrs by CCK-8 assay
    [PMID: 37983010]
    MC-38 IC50
    96 μM
    Compound: 7
    Antiproliferative activity against mouse MC-38 cells assessed as inhibition of cell growth incubated for 48 hrs by CCK-8 assay
    Antiproliferative activity against mouse MC-38 cells assessed as inhibition of cell growth incubated for 48 hrs by CCK-8 assay
    [PMID: 37983010]
    体外実験

    Nitisinone (0.01-10 μM; 72 h) promotes tyrosine accumulation in a dose-dependent manner[1].

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

    Cell Viability Assay[1]

    Cell Line: Human primary fibroblasts (HFb)
    Concentration: 0.01-10 µM
    Incubation Time: 72 h
    Result: Exhibited massive intracellular accumulation of tyrosine in human cell cultures.
    体内実験

    Nitisinone (5, 10 mg/kg; p.o.; 5 days aweek for 6 weeks) inhibits HPPD in a dose- and time- dependent manner in rat liver[2].
    Nitisinone (4 mg/kg; p.o.; single daily; one day interval for 1 month) elevates tyrosine in both OCA-1A and OCA-1B model[3].
    Nitisinone (4 mg/kg; p.o.; single daily; one day interval for 1 month) increases coat and iris pigmentation and melanin content in the melanosomes of ocular tissues in a mouse model of OCA-1B[3].
    Note: Oculocutaneous albinism, type 1 (OCA1). There are 2 forms of OCA1, OCA-1A and OCA-1B. Individuals with the former lack functional tyrosinase and therefore lack melanin, while individuals with the latter produce some melanin[3].

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

    Animal Model: Male Wistar rats (120-150 g)[2].
    Dosage: 5, 10 mg/kg
    Administration: Oral gavage; 5 days aweek for 6 weeks.
    Result: Inhibited HPPD in a dose- and time- dependent manner in rat liver. (rat liver form animal model, incubate with 0-200 nM Nitisinone for 3 min).
    Animal Model: C57BL/6J mice (WT mice), Tyrc-2J/c-2J mice (model of OCA-1A) and Tyrc-h/c-h mice (model of OCA-1B) (all are 3 to 4-month-age)[3].
    Dosage: 4 mg/kg
    Administration: Oral gavage; single daily; every other day for 1 month.
    Result: Elevated plasma tyrosine levels 4- to 6- fold compared with placebo-treated controls, after 1 month in both OCA-1A and OCA-1B model.
    Increased pigmentation in the irides and pigmentation in areas of new hair growth upon physical, in OCA-1B model.
    Significant increased in the number of pigmented melanosomes in OCA-1B model.
    Showed substantial pigmentation in the irides of Tyrc-h/c-h pups born of Nitisinone-treated mothers.
    臨床実験
    分子量

    329.23

    分子式

    C14H10F3NO5

    CAS 番号
    Appearance

    Solid

    Color

    Light yellow to yellow

    SMILES

    O=C1C(C(C2=CC=C(C(F)(F)F)C=C2[N+]([O-])=O)=O)C(CCC1)=O

    輸送条件

    Room temperature in continental US; may vary elsewhere.

    保管条件
    Powder -20°C 3 years
      4°C 2 years
    In solvent -80°C 6 months
      -20°C 1 month
    溶剤 & 溶解度
    体外: 

    DMSO : 41.67 mg/mL (126.57 mM; Need ultrasonic; Hygroscopic DMSO has a significant impact on the solubility of product, please use newly opened DMSO)

    H2O : < 0.1 mg/mL (insoluble)

    Preparing
    Stock Solutions
    Concentration Solvent Mass 1 mg 5 mg 10 mg
    1 mM 3.0374 mL 15.1870 mL 30.3739 mL
    5 mM 0.6075 mL 3.0374 mL 6.0748 mL
    10 mM 0.3037 mL 1.5187 mL 3.0374 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. When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.

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    一般には略語で表示されます:C1V1 = C2V2

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    体内:

    Select the appropriate dissolution method based on your experimental animal and administration route.

    For the following dissolution methods, please ensure to first prepare a clear stock solution using an In Vitro approach and then sequentially add co-solvents:
    To ensure reliable experimental results, the clarified stock solution can be appropriately stored based on storage conditions. As for the working solution for in vivo experiments, it is recommended to prepare freshly and use it on the same day.
    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:  10% DMSO    40% PEG300    5% Tween-80    45% Saline

      Solubility: ≥ 2.5 mg/mL (7.59 mM); Clear solution

      This protocol yields a clear solution of ≥ 2.5 mg/mL (saturation unknown).

      Taking 1 mL working solution as an example, add 100 μL DMSO stock solution (25.0 mg/mL) to 400 μL PEG300, and mix evenly; then add 50 μL Tween-80 and mix evenly; then add 450 μL Saline to adjust the volume to 1 mL.

      Preparation of Saline: Dissolve 0.9 g sodium chloride in ddH₂O and dilute to 100 mL to obtain a clear Saline solution.
    • Protocol 2

      Add each solvent one by one:  10% DMSO    90% Corn Oil

      Solubility: ≥ 2.5 mg/mL (7.59 mM); Clear solution

      This protocol yields a clear solution of ≥ 2.5 mg/mL (saturation unknown). If the continuous dosing period exceeds half a month, please choose this protocol carefully.

      Taking 1 mL working solution as an example, add 100 μL DMSO stock solution (25.0 mg/mL) to 900 μL Corn oil, and mix evenly.

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

    Dosage

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    Recommended: Prepare an additional quantity of animals to account for potential losses during experiments.
    Please enter your animal formula composition:
    %
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    +
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    Recommended: Keep the proportion of DMSO in working solution below 2% if your animal is weak.
    The co-solvents required include: DMSO, . All of co-solvents are available by MedChemExpress (MCE). , Tween 80. All of co-solvents are available by MedChemExpress (MCE).
    Calculation results:
    Working solution concentration: mg/mL
    Method for preparing stock solution: mg drug dissolved in μL  DMSO (Stock solution concentration: mg/mL).
    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).
    Method for preparing in vivo working solution for animal experiments: Take μL DMSO stock solution, add μL . μL , mix evenly, next add μL Tween 80, mix evenly, then add μL Saline.
     If the continuous dosing period exceeds half a month, please choose this protocol carefully.
    Please ensure that the stock solution in the first step is dissolved to a clear state, and add co-solvents in sequence. You can use ultrasonic heating (ultrasonic cleaner, recommended frequency 20-40 kHz), vortexing, etc. to assist dissolution.
    純度とドキュメンテーション

    純度: 99.93%

    参考文献

    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. 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
    DMSO 1 mM 3.0374 mL 15.1870 mL 30.3739 mL 75.9348 mL
    5 mM 0.6075 mL 3.0374 mL 6.0748 mL 15.1870 mL
    10 mM 0.3037 mL 1.5187 mL 3.0374 mL 7.5935 mL
    15 mM 0.2025 mL 1.0125 mL 2.0249 mL 5.0623 mL
    20 mM 0.1519 mL 0.7593 mL 1.5187 mL 3.7967 mL
    25 mM 0.1215 mL 0.6075 mL 1.2150 mL 3.0374 mL
    30 mM 0.1012 mL 0.5062 mL 1.0125 mL 2.5312 mL
    40 mM 0.0759 mL 0.3797 mL 0.7593 mL 1.8984 mL
    50 mM 0.0607 mL 0.3037 mL 0.6075 mL 1.5187 mL
    60 mM 0.0506 mL 0.2531 mL 0.5062 mL 1.2656 mL
    80 mM 0.0380 mL 0.1898 mL 0.3797 mL 0.9492 mL
    100 mM 0.0304 mL 0.1519 mL 0.3037 mL 0.7593 mL
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    • Molarity Calculator

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    The dilution calculator equation

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

    一般には略語で表示されます:C1V1 = C2V2

    濃度 (開始) × 体積 (開始) = 濃度 (終了) × 体積 (終了)
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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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    製品名:
    Nitisinone
    製品番号:
    HY-B0607
    数量:
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