• Skip to primary navigation
  • Skip to main content
  • Skip to footer

LKT Labs

Biochemicals for Life Science Research

  • Products
    • New Products
    • Cancer Biology
    • Cardiovascular
    • Endocrine Signaling and Immunology
    • Metabolic and GI Pathology
    • Microbiology
    • Natural Products
    • Neuroscience
    • Peptides
    • Pharmaceutical Impurities and Derivatives
    • Stem Cell Modulators
  • Services
    • Custom Synthesis
    • Natural Product Isolation
    • Analytical Services
  • Int’l Distributors
  • Support
    • About LKT Labs
    • General Inquiry
    • Bulk Quote Request
    • Document Request
    • Technical Support
    • Catalog Request
    • Product Flyers
  • Contact Us
  • Cart
  • Login / Register
Ovalbumin Fragment (323-339)

Ovalbumin Fragment (323-339)

Product ID O8503
Cas No.
Purity ≥98%
Product Unit SizeCostQuantityStock
5 mg $1,168.00 Please Inquire
Bulk Quote

Quicklinks

  • Description
  • Product Info
  • Shipping and Storage
  • Downloads
  • References
  • Description
  • Product Info
  • Shipping and Storage
  • Downloads
  • References
  • Custom Order

Description

Ovalbumin (323-339) is an antigenic peptide fragment of ovalbumin that contains a CD4+ T cell epitope. This fragment is an MHC II-restricted epitope that is used in vaccines to stimulate a Th2 immune response.

Product Info

Purity

≥98%

Formula

C74H120N26O25

Formula Wt.

1773.93

Synonym

OVA (323-339)

Solubility

Soluble in water.

Appearance

White to off white powder

Shipping and Storage

Store Temp

-20°C

Ship Temp

Ambient

Downloads

MSDS

O8503 MSDS PDF

Info Sheet

O8503 Info Sheet PDF

References

Nakajima-Adachi H, Koike E, Totsuka M, et al. Two distinct epitopes on the ovalbumin 323-339 peptide differentiating CD4+ T cells into the Th2 or Th1 phenotype. Biosci Biotechnol Biochem. 2012;76(10):1979-81. PMID: 23047087.

Ichikawa K, Kagamu H, Koyama K, et al. Epitope diversification driven by non-tumor epitope-specific Th1 and Th17 mediates potent antitumor reactivity. Vaccine. 2012 Sep 21;30(43):6190-7. PMID: 22889826.

Sun LZ, Elsayed S, Aasen TB, et al. Comparison between ovalbumin and ovalbumin peptide 323-339 responses in allergic mice: humoral and cellular aspects. Scand J Immunol. 2010 May;71(5):329-35. PMID: 20500683.

Custom Order

  • Size of single unit expressed as number (e.g. '500' in the case of 500 mg)
  • Total quantity of unit size desired (e.g. '10' in the case of 10 x 500 mg). If only one unit is desired, you may leave this blank.
  • This field is for validation purposes and should be left unchanged.

Related Products

  • V3278

    Vitamin E Acetate

    Vitamin E analog, antioxidant.

    ≥98%
  • F3207

    Fibronectin CS-1 Peptide

    Peptide; α4β1 integrin activator.

    ≥95%
  • A5278

    Angiotensin III, human

    Endogenous peptide, cleavage product of AT II; ...

    ≥95%
  • C0275

    Castanospermine

    O-GlcNAcase inhibitor.

    ≥98%
  • U6858

    Urocortin II, mouse

    Endogenous peptide, involved in stress signalin...

    ≥95%
  • L9602

    LY-2874455

    FGFR inhibitor.

    ≥98%
  • D1731

    15,16-Dehydrocafestol

    Diterpene found in roasted coffee.

    ≥98%
  • A6132

    Apicidin

    Cyclic tetrapeptide; HDAC inhibitor.

    ≥98%
  • F465818

    Fluorouracil Impurity B

    Fluorouracil impurity

    ≥95%
  • A6002

    Apamin

    Peptide, bee venom toxin; SK2/3/4 K+ channel bl...

    ≥95%
  • G1658

    Gentamycin Sulfate

    Aminoglycoside; protein translation inhibitor.<...

  • I0502

    Ibandronate Sodium Monohydrate

    Bisphosphonate.

    ≥98%
  • D3210

    Diclofenac free acid

    Somewhat selective in inhibiting COX-2 over COX...

    ≥99%
  • A4521

    Alfacalcidol

    Vitamin D analog.

    ≥98%
  • M1560

    Methyl Caffeate

    Polyphenol found in species of Solanum and Magn...

    ≥98%
  • A5056

    Amorolfine Hydrochloride

    14α-demethylase inhibitor.

    ≥98.5%
  • S1607

    Secretin, rat

    Endogenous peptide hormone, involved in feeding...

    ≥95%
  • B030967

    BAY-1895344

    ATR inhibitor.

    ≥99%
  • O8500

    Ovalbumin Fragment (257-264)

    OVA antigen.

    ≥98%
  • Q8019

    Quetiapine Fumarate

    5-HT1A and σ1/2 agonist, 5-HT2A/2C/6/7, D1-4, ...

    ≥99%

Footer

  • Contact Us
  • About Us
  • Site Map
  • Terms and Conditions
LKT Laboratories, Inc.
545 Phalen Blvd.
St. Paul MN, 55130

Ph: (888)-558-5227
Fax: (888)-558-7329

©2026 LKT Laboratories, All Rights Reserved - Products for research use only