CD Antibodies / Cluster of Differentiation Antibodies

CD Antibodies Overview

CD Antibodies represent one of the most important classes of reagents in biomedical science. The term “CD,” or Cluster of Differentiation, refers to a standardized system for naming cell surface molecules recognized by monoclonal antibodies. CD markers are expressed across immune cells, stem cells, endothelial cells, epithelial cells, and cancer cells, where they regulate communication, adhesion, migration, and activation. Well-characterized targets such as CD44 antibody, CD34 antibody, and CD8 antibody are widely used to study cell identity, immune function, and tumor biology across experimental systems.

There are currently over 370 designated CD molecules, each serving as a marker for specific cell types, differentiation states, or functional responses. Cluster of Differentiation Antibodies enable scientists to identify and isolate distinct cell populations, track immune responses, and classify hematological malignancies. Because of their breadth and diagnostic importance, CD Antibodies remain foundational in immunology, oncology, and translational research.

Why Choose CD Antibodies from NSJ Bioreagents?

NSJ Bioreagents provides a broad portfolio of CD Antibodies validated for immunohistochemistry, western blotting, flow cytometry, immunofluorescence, and ELISA. Each CD Antibody undergoes rigorous testing to ensure specificity, reproducibility, and compatibility with standard experimental platforms.

By selecting CD Antibodies from NSJ Bioreagents, researchers gain reagents optimized for clarity and consistency. Our antibodies provide strong staining in immune and tissue subsets, reproducible detection in lysates, and reliable results across clinical and preclinical studies. Detailed datasheets, suggested controls, and validated protocols further ensure reproducibility and confidence in downstream applications.

Applications of CD Antibodies

The CD Antibodies collection supports wide-ranging applications across immunology, oncology, stem cell biology, and diagnostics.

1) Immunology and Immune Profiling

CD Antibodies identify T cell, B cell, NK cell, monocyte, and dendritic cell subsets, with markers such as CD4 antibody, CD8 antibody, and CD3 antibody commonly used for immune characterization.

The CD Antibodies support immune profiling during infection, vaccination, and autoimmunity, enabling detailed analysis of immune cell composition and activation states.

2) Oncology and Tumor Biology

CD Antibodies classify leukemias, lymphomas, and solid tumors using markers such as CD44 antibody and CD34 antibody, which are widely applied in tumor microenvironment and epithelial biology studies.

The CD Antibodies support immunophenotyping panels in clinical pathology and provide biomarkers for tumor heterogeneity, invasion, and cellular organization.

3) Stem Cell and Developmental Biology

CD Antibodies mark progenitor and pluripotent stem cell populations, with markers such as CD44 antibody and CD133 antibody frequently used to identify stem-like cells.

The CD Antibodies validate differentiation pathways in embryogenesis and organoid models and support regenerative medicine research.

4) Infectious Disease and Host-Pathogen Interactions

CD Antibodies monitor immune activation in viral, bacterial, and parasitic infections, helping define cell-specific responses to pathogens.

Cluster of Differentiation Antibodies contribute to translational infectious disease studies by enabling analysis of immune cell activation and trafficking.

5) Autoimmunity and Chronic Inflammation

CD Antibodies detect altered immune phenotypes in diseases such as rheumatoid arthritis, lupus, and multiple sclerosis, supporting analysis of immune dysregulation.

The CD Antibodies enable studies of tolerance, suppression, and effector responses across chronic inflammatory conditions.

6) Translational and Clinical Research

CD Antibodies are integrated into biomarker-driven oncology and immunology studies, supporting patient stratification and diagnostic workflows.

Cluster of Differentiation Antibodies ensure reproducibility in translational medicine and help bridge basic research with clinical application.

Why Are CD Antibodies Important?

CD molecules define cell identity and function, serving as gatekeepers of immunological and pathological classification. CD Antibodies equip researchers with validated tools for identifying, sorting, and studying diverse cell types, while Cluster of Differentiation Antibodies expand applications into diagnostics and clinical trials.

In immunology, CD Antibodies reveal immune diversity and functional states. In oncology, they classify leukemias, lymphomas, and solid tumors with precision. In stem cell biology, Cluster of Differentiation Antibodies highlight pluripotency and lineage differentiation.

Clinically, CD markers remain the cornerstone of diagnostic hematology and oncology. Reliable CD Antibodies ensure reproducibility and consistency, supporting both research and patient-oriented studies.

Conclusion

CD molecules represent one of the most important systems for defining cell identity and pathology. The CD Antibodies collection provides validated reagents for immunology, oncology, stem cell biology, and clinical diagnostics, while Cluster of Differentiation Antibodies broaden their use across translational applications.

Explore our selection of CD44 antibody, CD34 antibody, CD8 antibody, and other cluster of differentiation markers to support a wide range of research applications.