• 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 $899.70 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

  • P3348

    Pimecrolimus

    Calcineurin inhibitor, potential TRPV1 agonist.
    ≥99%
  • G8850

    GW-5074

    c-Raf inhibitor.
    ≥98%
  • AS101

    Chamomile Flavonoid Standards Kit

    Chamomile Flavonoid Standards Kit Contents: –...
  • D1746

    Deltarasin Hydrochloride Trihydrate

    PDEδ inhibitor.
    ≥99%
  • V5725

    Voglibose

    α-glucosidase inhibitor, potential GLP-1 agonist,...
    ≥98%
  • H9613

    N-(4-Hydroxyphenyl)retinamide

    Retinol (vitamin A) analog, binds RBP4; Des1 inhib...
    ≥98%
  • O0978

    Octaneuropeptide

    Neuropeptide, derivative of DBI.
    ≥98%
  • C6982

    Crustacean Cardioactive Peptide

    Neuropeptide hormone found in arthropods.
    ≥95%
  • A6970

    Artemether

    Sesquiterpene lactone derived from Artemesia.
    ≥98%
  • AS105

    Buckthorn Standards Kit

    Buckthorn Standards Kit Contents: -Column: Cosmosi...
  • C9863

    Cyproconazole

    Triazole; 14-α demethylase inhibitor, voltage-gat...
    ≥95%
  • A2054

    Aflatoxin M2

    Mycotoxin produced by species of Aspergillus; DNA ...
    ≥98%
  • D3208

    Diclazuril

    Coccidiostat, GAPDH inhibitor.
    ≥98%
  • E5220

    Enfuvirtide (T-20)

    Synthetic peptide derived from HIV-1; viral fusion...
    ≥95%
  • C1660

    CEP-32496

    V600E B-Raf inhibitor.
    ≥98%
  • T0008

    Tacrolimus

    Calcineurin inhibitor.
    ≥98%
  • D3355

    Diosgenin

    Steroidal saponin found in Dioscorea.
    ≥98%
  • T0092

    1-Hydroxybaccatin I

    Diterpene found in Taxus; potential microtubule de...
    ≥98%
  • A145823

    ADU-S100 sodium salt

    ADU-S100 sodium salt is a synthetic cyclic dinucle...
    ≥99%
  • S6131

    N,N-Dimethyl-Sphingosine

    PP2A activator, Sphk1 and PKC inhibitor.
    ≥98%

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