CD28 Drug Discovery Landscape & Assay Solutions

Subtitle: Market Intelligence, Clinical Progress, and High-Purity Reagents for Costimulatory Bispecific Development.

TarMart Solution Ecosystem & Related Targets

Comprehensive reagent toolkit for CD28 drug discovery. Select your modality below:

Component / Network Product Description Product Link
Antigen CD28 ECD-Fc / Mutant Protein
High purity (>95%), Endotoxin <1EU/ug. Sequence Verified.
View CD28 Products
Gene Delivery CD28 Promise-ORF / Lentivirus
Full-length ORF for stable cell lines.
View CD28 Products
Benchmark Ab Anti-CD28
Recombinant positive control.
View CD28 Products
Validator CD28 siRNA Set
For knockdown verification.
View CD28 Products
Related Target A CD80
Endogenous primary ligand for CD28, essential for binding competition assays.
View CD80 Products
Related Target B CTLA4
Inhibitory homolog for target selectivity and off-target screening.
View CTLA4 Products
Critical Assay Challenge The TarMart Advantage (Technical Spec)
Cross-species cyno/mouse evaluation Human/Mouse/Cyno ortholog proteins available with >95% purity, Sequence Verified
Affinity tuning for bispecifics Strictly HEK293 Expressed (Native Glycosylation) ECD-Fc for accurate SPR/BLI kinetics
Lack of Controls Clinical Benchmark Antibodies (Biosimilars) included
False Positives Validated siRNA included for specificity checks

Live CD28 R&D Tracker

Market data changes daily. Access the latest global pipeline status directly:

Global Clinical Landscape & Future Outlook

The race for CD28 therapeutics is intensifying, with major players shifting focus from traditional mAbs (due to historical toxicity concerns) to Tumor-Targeted Costimulatory Bispecifics. As first-generation therapies reach the clinic, the next wave of R&D is targeting conditionally active biologics (masked antibodies) and engineered dual-targeting constructs that decouple systemic immune activation from localized tumor eradication.

Competitive Modality & Indication Snapshot

Modality Representative Players Key Indications Critical Assay Need (Why TarMart?)
Bispecific (Costimulatory) Regeneron, Sanofi Prostate Cancer, Ovarian Cancer Affinity Tuning Assay (Need high-purity ECD-Fc)
Conditionally Active (Masked) Janux, Amunix Solid Tumors Cleavage Release Validation (Native Glycosylated Proteins)
Cell Therapy (CAR-T) Novartis, Gilead Hematologic Malignancies Extracellular Domain Profiling (Theoretical MW confirmed)