1. Anti-infection
  2. Bacterial
  3. Flagelin 22 TFA

Flagelin 22 TFA  (Synonyms: Flagellin 22 TFA)

Cat. No.: HY-P1568A Purity: 97.48%
COA Handling Instructions

Flagelin 22 TFA (Flagellin 22 TFA), a fragment of bacterial flagellin, is an effective elicitor in both plants and algae.

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

Custom Peptide Synthesis

Flagelin 22 TFA Chemical Structure

Flagelin 22 TFA Chemical Structure

Size Price Stock Quantity
1 mg USD 120 In-stock
5 mg USD 390 In-stock
10 mg USD 610 In-stock
50 mg   Get quote  
100 mg   Get quote  

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

Customer Review

Based on 3 publication(s) in Google Scholar

Other Forms of Flagelin 22 TFA:

Top Publications Citing Use of Products
  • Biological Activity

  • Protocol

  • Purity & Documentation

  • References

  • Customer Review

Description

Flagelin 22 TFA (Flagellin 22 TFA), a fragment of bacterial flagellin, is an effective elicitor in both plants and algae[1][2][3].

In Vitro

Flagelin 22 TFA (100 nM, 1 or 24 h) activates a gene that triggers immunity (PTI) and leads to reduced expression of growth-promoting hormone brassinolide (BR) biosynthesis in plants[2].
Flagelin 22 TFA (10 μM, 4 h) regulates the release of ethylene reactive factor substrate in Arabidopsis MAP kinase 6 by ethylene signaling[3].

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

Molecular Weight

2386.50

Formula

C95H163F3N32O36

Appearance

Solid

Color

White to off-white

Shipping

Room temperature in continental US; may vary elsewhere.

Storage

Sealed storage, away from moisture

Powder -80°C 2 years
-20°C 1 year

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

Solvent & Solubility
In Vitro: 

DMSO : 100 mg/mL (41.90 mM; Need ultrasonic; Hygroscopic DMSO has a significant impact on the solubility of product, please use newly opened DMSO)

H2O : 33.33 mg/mL (13.97 mM; Need ultrasonic)

Preparing
Stock Solutions
Concentration Solvent Mass 1 mg 5 mg 10 mg
1 mM 0.4190 mL 2.0951 mL 4.1902 mL
5 mM 0.0838 mL 0.4190 mL 0.8380 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 (sealed storage, 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
×
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:

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: ≥ 2.08 mg/mL (0.87 mM); Clear solution

    This protocol yields a clear solution of ≥ 2.08 mg/mL (saturation unknown).

    Taking 1 mL working solution as an example, add 100 μL DMSO stock solution (20.8 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% (20% SBE-β-CD in Saline)

    Solubility: ≥ 2.08 mg/mL (0.87 mM); Clear solution

    This protocol yields a clear solution of ≥ 2.08 mg/mL (saturation unknown).

    Taking 1 mL working solution as an example, add 100 μL DMSO stock solution (20.8 mg/mL) to 900 μL 20% SBE-β-CD in Saline, and mix evenly.

    Preparation of 20% SBE-β-CD in Saline (4°C, storage for one week): 2 g SBE-β-CD powder is dissolved in 10 mL Saline, completely dissolve until clear.
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

Purity: 97.48%

References
Cell Assay
[1]

One milliliter of the female gametophytes is added to 100 mL sterilized seawater containing 1 μM of Flagelin 22, flg15, flg14, and flg22D43A, respectively. Controls are sterilized seawater and 0.1% BSA in sterilized seawater. Gametophytes are grown at 10°C with a 24-h photoperiod at 50 μmol photons m-2 s-1. Sterilized seawater medium is provided with 0.2 mM KNO3, 0.02mM KH2PO4, and 1 μM of the four respective peptides and refreshed every week. The gametophytes are briefly blotted dry, and the fresh weight is measured after 40 days[1].

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

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 (sealed storage, 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 / DMSO 1 mM 0.4190 mL 2.0951 mL 4.1902 mL 10.4756 mL
5 mM 0.0838 mL 0.4190 mL 0.8380 mL 2.0951 mL
10 mM 0.0419 mL 0.2095 mL 0.4190 mL 1.0476 mL
DMSO 15 mM 0.0279 mL 0.1397 mL 0.2793 mL 0.6984 mL
20 mM 0.0210 mL 0.1048 mL 0.2095 mL 0.5238 mL
25 mM 0.0168 mL 0.0838 mL 0.1676 mL 0.4190 mL
30 mM 0.0140 mL 0.0698 mL 0.1397 mL 0.3492 mL
40 mM 0.0105 mL 0.0524 mL 0.1048 mL 0.2619 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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Flagelin 22 TFA Related Classifications

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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Flagelin 22 TFA
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