osta-3 Antibody

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Description

Applications and Validation

Validated for Western Blot (WB) and ELISA:

ApplicationRecommended DilutionValidated Samples
Western Blot1:1000–1:4000Mouse/Rat small intestine tissue
ELISANot specifiedHuman samples

Key Performance Data:

  • Detects endogenous OSTA in small intestine tissues, critical for studying bile acid transport .

  • Specificity confirmed via immunoblotting with minimal cross-reactivity .

Biological Role of OSTA (SLC51A)

OSTA forms a heterodimer with OSTB to mediate cellular uptake of bile acids, steroids, and other organic solutes. Dysregulation is linked to metabolic disorders and cholestasis.

Functional Domains:

  • Transmembrane domains: Facilitate solute transport across membranes.

  • Extracellular loops: Potential sites for ligand interaction .

Comparative Analysis with Related Antibodies

While OSTA-3 Antibody (31330-1-AP) is specific to SLC51A, other antibodies in oncology (e.g., anti-HER2 OST-HER2 or anti-LAG-3 antibodies ) target distinct pathways.

AntibodyTargetApplicationClinical Relevance
OSTA (31330-1-AP)SLC51AMetabolic researchPreclinical studies
OST-HER2HER2Osteosarcoma immunotherapyPhase 2b trials (NCT04974008)
Anti-LAG-3LAG-3 (CD223)Cancer immunotherapyCo-blockade with PD-1/PD-L1

Research Limitations and Future Directions

  • Current Gaps: Limited in vivo data on OSTA antibody therapeutic potential.

  • Opportunities:

    • Mechanistic studies on OSTA/OSTB interaction in disease models.

    • Expansion into immunohistochemistry (IHC) or flow cytometry applications.

Product Specs

Buffer
Preservative: 0.03% ProClin 300. Constituents: 50% Glycerol, 0.01M Phosphate Buffered Saline (PBS), pH 7.4.
Form
Liquid
Lead Time
14-16 week lead time (made-to-order)
Synonyms
osta-3; W01D2.5; Organic solute transporter alpha-like protein 3; Solute carrier family 51 subunit alpha homolog B
Target Names
osta-3
Uniprot No.

Target Background

Function
Probable transporter protein.
Database Links

KEGG: cel:CELE_W01D2.5

UniGene: Cel.14239

Protein Families
OST-alpha family
Subcellular Location
Cell membrane; Multi-pass membrane protein.

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