Cardiotrophin-1/CTF1 Protein, Human (CHO)

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Based on 1 Customer Validation

Cardiotrophin-1/CTF1 Protein, Human (CHO), a member of IL-6 family of cytokines, is a key regulator of energy homeostasis and of glucose and lipid metabolism.

For research use only. We do not sell to patients.
  • Species: Human
  • Source: CHO
  • Storage:
    Stored at -20°C for 2 years from date of receipt. After reconstitution, it is stable at 4°C for 1 week or -20°C for longer (with carrier protein). It is recommended to freeze aliquots at -20°C or -80°C for extended storage.
  • Biological Activity
  • Technical Parameters
  • Product Properties
  • Documentation
  • References
  • Help & FAQs

Biological Activity

Description

Cardiotrophin-1/CTF1 Protein, Human (CHO), a member of IL-6 family of cytokines, is a key regulator of energy homeostasis and of glucose and lipid metabolism.

Background

Cardiotrophin (CT)-1 belongs to the IL-6 family of cytokines[1]. Cardiotrophin-1 (CT1) plays an important role in the differentiation, development, and survival of neural stem cells. CT1 plays a key role in neural tissue development and has survival-promoting, anti-apoptotic effects in neural injury or death. CT1 induces a phenotypic switch in sympathetic neurons and promotes the survival of dopaminergic neurons from the central nervous system and ciliary neurons from the periphery[2].

Verified Bioactivity

The ED50 is <0.4 ng/mL as measured by TF-1 cells.

MCE Validation Data

  • Purity - SDS-PAGE

    Purity - SDS-PAGE

    ≥ 95%, as determined by reducing SDS-PAGE.

Technical Parameters

  • Species Human
  • Source CHO
  • Tag Tag Free
  • Accession
  • Gene ID
  • Molecular Construction
    • N-term
    • CTF1 (S2-A201)
      Accession # Q16619-1
    • C-term
  • Protein Length

    Full Length of Isoform-1

  • Synonyms

    CTF1; CT1; Cardiotrophin 1; Cardiotrophin-1; CT-1; Cardiophin 1

  • AA Sequence

    SRREGSLEDPQTDSSVSLLPHLEAKIRQTHSLAHLLTKYAEQLLQEYVQLQGDPFGLPSFSPPRLPVAGLSAPAPSHAGLPVHERLRLDAAALAALPPLLDAVCRRQAELNPRAPRLLRRLEDAARQARALGAAVEALLAALGAANRGPRAEPPAATASAASATGVFPAKVLGLRVCGLYREWLSRTEGDLGQLLPGGSA

  • Molecular Weight

    Approximately 24-26 kDa, based on SDS-PAGE under reducing conditions.

  • Purity

    ≥ 95%, as determined by reducing SDS-PAGE.

Product Properties

Appearance

Lyophilized powder.

Formulation

Lyophilized from a 0.22 μm filtered solution of PBS.

Endotoxin Level

<0.2 EU/μg, determined by LAL method.

Reconstitution

It is not recommended to reconstitute to a concentration less than 100 μg/mL in ddH2O. For long term storage it is recommended to add a carrier protein (0.1% BSA, 5% HSA, 10% FBS or 5% Trehalose).

Storage & Stability

Stored at -20°C for 2 years from date of receipt. After reconstitution, it is stable at 4°C for 1 week or -20°C for longer (with carrier protein). It is recommended to freeze aliquots at -20°C or -80°C for extended storage.

Shipping

Room temperature in continental US; may vary elsewhere.

References

Calculators

Reconstitution Calculator

Volume (to add to vial) = Mass (in vial) ÷ Desired Reconstitution Concentration

Volume (to add to vial) Volume (to add to vial)
=
Mass (in vial) Mass (in vial)
÷
Desired Reconstitution Concentration Desired Reconstitution Concentration
Dilution Calculator

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

Concentration (start) Concentration (start)
×
Volume (start) Volume (start)
=
Concentration (final) Concentration (final)
×
Volume (final) Volume (final)
The Specific Activity Calculator Equation
  • Specific Activity (Unit/mg)
  • Biological Activity (ED50)

Specific Activity (Unit/mg) = 106 ÷ Biological Activity (ED50)

Specific Activity (Unit/mg) Specific Activity (Unit/mg)
Unit/mg
= 106 ÷
Biological Activity (ED50) Biological Activity (ED50)
106 ÷
ng/mL
MOQ
Minimum order quantity
100 mg

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