ABOUT OUR COMPANY:
Cellular Technology Limited (CTL), headquartered in Cleveland, OH, is a global biotechnology company and the pioneer and industry leader in the development, use, and manufacture of standardized tools for specializing in cellular immune assays including:
An extensive library of cryopreserved PBMC:
- For the selection of individuals/groups with desired HLA-type and antigen-reactivity. Fully-functional, these cells are ideal as reference standards and for assay development, qualification, and validation.
Loss-free cryopreservation of clinical samples:
- For trials, shipping, and storage.
T cell monitoring:
- ELISPOT solutions to measure cytokine profiles or cytolytic activity at the highest sensitivity
- ImmunoSpot® Analyzers for objective and fully-automated ELISPOT data analysis
- ELISPOT Kits – Up to four-color
- Reagents for standardized testing, including reference PBMC
- Assay consultation and hands-on training
- GLP-compliant, CLIA-certified contract laboratory services
B cell monitoring (in addition to the above), BioSpot® Analyzers for high-throughput antibody neutralization tests, including:
- Focus Forming Assays
- Immunostained Assays
- Viral/Bacterial Neutralizations (SBA/OPA/OPK)
- Lytic Plaque Analysis
- Colony Counting (Visible and fluorescent MLA, AMES)
OUR MANTRA:
To help science progress
- By pioneering ELISPOT and elevating it to an exact science
- By creating hardware and software solutions that enable objective, transparent, and documented ELISPOT analysis
- By creating reagent solutions that standardize and expedite ELISPOT
- By supporting clinical trials and scientific efforts in immune monitoring
- By narrowing the gap between basic immunology and its application in health care
First in ELISPOT
Cellular Technology Limited (CTL) has been pioneering the transition of ELISPOT into the reliable, scientifically-validated, immune monitoring technique it is today. The cumulative expertise gained in this field is an integral part of the CTL ImmunoSpot® product line which we share with you here. View our extensive list of "firsts" and see what makes CTL the world leader in ELISPOT.

