• 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

  • C0255

    Cantharidin

    Toxin produced by Canarthis vesicatoria; PP1/2A...

    ≥98%
  • T1778

    2,3,5,6-Tetramethylpyrazine

    Dihydropyrazine found in Ligusticum walliichi. ...

    ≥98%
  • A9435

    Axitinib

    VEGFR inhibitor.

    ≥98%
  • C8070

    Curcumin, high purity

    Active compound found in turmeric; MST1 activat...

    ≥98%
  • P6857

    Protocatechuic Acid

    Polyphenol found in many plants and foods.

    ≥97%
  • D0368

    2-Epi-16-deoxysarcophine

    Cembranoid found in Sarcophyton.

    ≥98%
  • Z4833

    ZM-336372

    c-Raf inhibitor, tyrosine kinase inhibitor.

    ≥98%
  • B1878

    Betamethasone 21-Phosphate Sodium

    Steroid; glucocorticoid agonist.

    ≥98%
  • A454470

    L-Allylglycine

    Inhibitor of glutamic acid decarboxylase (GAD)....

    ≥98%
  • T0104

    Taxol Side Chain Methyl Ester

    Side chain attached to various taxanes.

    ≥96%
  • B8248

    Bumetanide

    Loop diuretic; NKCC symporter and KCC2 co-trans...

    ≥98%
  • L8248

    Lumiracoxib

    NSAID; COX-2 inhibitor.

    ≥98%
  • D3331

    α,β-Dihydroresveratrol

    Polyphenol found in various plant sources, resv...

    ≥99%
  • G1408

    GDC-0449

    Smo inhibitor.

    ≥98%
  • B030964

    BAY-1816032

    BUB1 inhibitor.

    ≥99%
  • N6272

    NPS-2143 Hydrochloride

    Ca2+-sensing receptor antagonist.

    ≥99%
  • P7628

    Parathyroid Hormone-Related Protein (1-34), human/rat

    Endogenous peptide hormone, increases extracell...

    ≥95%
  • L1782

    Levodopa

    Endogenous catecholamine precursor, also found ...

    ≥98%
  • L283080

    LHC-165

    TLR7 agonist

    ≥99%
  • H9803

    Hyaluronic Acid Sodium (0.2 -5 kDA)

    Glycosaminoglycan

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