LIF Protein, Human (HEK293, Fc)

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LIF protein induces terminal differentiation in leukemic cells, promoting hematopoietic and neuronal cell differentiation, and stimulating acute-phase protein synthesis in hepatocytes. Its diverse activities highlight its role in influencing cellular differentiation across various cell types and physiological contexts. LIF Protein, Human (HEK293, Fc) is the recombinant human-derived LIF protein, expressed by HEK293 , with C-hFc labeled tag.

For research use only. We do not sell to patients.
  • Species: Human
  • Source: HEK293
  • Storage:
    Stored at -80°C for 1 year from date of receipt. It is stable at -20°C for 3 months after opening. It is recommended to freeze aliquots at -80°C for extended storage. Avoid repeated freeze-thaw cycles.
  • Biological Activity
  • Technical Parameters
  • Product Properties
  • Documentation
  • Help & FAQs

Biological Activity

Description

LIF protein induces terminal differentiation in leukemic cells, promoting hematopoietic and neuronal cell differentiation, and stimulating acute-phase protein synthesis in hepatocytes. Its diverse activities highlight its role in influencing cellular differentiation across various cell types and physiological contexts. LIF Protein, Human (HEK293, Fc) is the recombinant human-derived LIF protein, expressed by HEK293 , with C-hFc labeled tag.

Background

The LIF protein possesses the capacity to induce terminal differentiation in leukemic cells. Its diverse range of activities encompasses the induction of hematopoietic differentiation in both normal and myeloid leukemia cells, prompting neuronal cell differentiation, and stimulating acute-phase protein synthesis in hepatocytes. These multifaceted activities underscore LIF's role in influencing cellular differentiation across various cell types and physiological contexts.

Verified Bioactivity

Measured by its ability to inhibit the proliferation of M1 mouse myeloid leukemia cells. The ED50 for this effect is typically 4ng/mL.

Technical Parameters

  • Species Human
  • Source HEK293
  • Tag C-hFc
  • Accession
  • Gene ID
  • Molecular Construction
    • N-term
    • LIF (S23-F202)
      Accession # P15018-1
    • hFc
    • C-term
  • Protein Length

    Full Length of Isoform-1

  • Synonyms

    LIF; Hepatocyte-Stimulating Factor III; LIF Interleukin 6 Family Cytokine; Differentiation-Inducing Factor; HILDA; Melanoma-Derived LPL Inhibitor; Leukemia Inhibitory Factor; Human Interleukin In DA Cells; CDF; D Factor; DIA; MLPLI; Differentiation Inhibi

  • AA Sequence

    SPLPITPVNATCAIRHPCHNNLMNQIRSQLAQLNGSANALFILYYTAQGEPFPNNLDKLCGPNVTDFPPFHANGTEKAKLVELYRIVVYLGTSLGNITRDQKILNPSALSLHSKLNATADILRGLLSNVLCRLCSKYHVGHVDVTYGPDTSGKDVFQKKKLGCQLLGKYKQIIAVLAQAF

  • Predicted Molecular Mass

    46.7 kDa

  • Molecular Weight

    Approximately 63 kDa, based on SDS-PAGE under reducing conditions.

  • Glycosylation

    Yes

  • Purity

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

Product Properties

Appearance

Solution

Formulation

Supplied as a 0.2 μm filtered solution of PBS, pH 7.4.

Endotoxin Level

<1 EU/μg, determined by LAL method.

Storage & Stability

Stored at -80°C for 1 year from date of receipt. It is stable at -20°C for 3 months after opening. It is recommended to freeze aliquots at -80°C for extended storage. Avoid repeated freeze-thaw cycles.

Shipping

Shipping with dry ice.

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)
×
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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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