Description

Outer Surface Protein D CAS NO 148939-61-1 is a highly purified, recombinant protein antigen derived from the outer surface of specific bacterial strains. This product is critical for research and development in immunology, vaccine development, and diagnostic assay production. It is primarily utilized by biotechnology firms, pharmaceutical R&D departments, and academic research institutions focused on infectious diseases and immunological studies.

Application

• Immunological Research: Used as a key antigen in studies of host-pathogen interactions and immune response mechanisms.
• Vaccine Development: Serves as a candidate antigen or a critical component in the research and formulation of novel vaccine candidates.
• Diagnostic Assay Production: Employed as a coating antigen or standard in the development and manufacturing of ELISA kits and other serological diagnostic tests.
• Antibody Production & Purification: Acts as an immunogen for generating specific polyclonal or monoclonal antibodies.
• Biomarker Studies: Utilized in proteomic research to investigate disease-specific biomarkers and pathogenesis.
• Quality Control Reference: Functions as a reference standard for the quality control of related biological products and assays.

Basic Information

Product Name	Outer Surface Protein D
CAS No.	148939-61-1
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	OspD; Outer Surface Protein D Antigen; Borrelia burgdorferi OspD; Recombinant OspD; Lyme Disease Antigen OspD; BBA66; p22; Surface Lipoprotein OspD
EINECS	Contact for details

Quality Control

Our Outer Surface Protein D is manufactured under stringent conditions to ensure high purity and batch-to-batch consistency. Each lot undergoes comprehensive analytical testing, including SDS-PAGE, Western Blot, and endotoxin level assays. A Certificate of Analysis (COA) detailing purity, identity, and biological activity is provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. For long-term stability, store lyophilized material at -20°C or below. Reconstituted protein aliquots should be stored at -70°C to -80°C and avoid repeated freeze-thaw cycles. The product is hygroscopic (moisture-sensitive).

Specification

Item	Specification
Appearance	White or off-white lyophilized powder
Identification (SDS-PAGE & Western Blot)	Conforms to standard
Purity (SDS-PAGE)	≥ 95%
Protein Content (BCA)	≥ 90% of stated weight
Endotoxin Level (LAL)	< 1.0 EU/µg
Solubility	Soluble in appropriate aqueous buffers
Biological Activity (ELISA)	Reactive with specific antisera

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.