Cellular Technologies Ltd., USA

Cellular Technologies Ltd., USA

Cellular Technology Limited (CTL), headquartered in Cleveland, OH, is a global biotechnology company with locations and distributors worldwide. CTL is the pioneer and industry leader in the development, use, and manufacture of standardized tools for specializing in cellular immune assays

Immunospot Kits

Exquisite sensitivity, unparalleled reliability.

ImmunoSpot® offers the ONLY COMPLETE set of kits which contain capture and detection antibodies, enzymatic or fluorescent detection reagents, diluent buffers, serum-free T cell assay medium, and PVDF-membrane plates.


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Elispot / Biospot Analysers

Models of S6 series

S6 VERSA-When one needs to scan a wide variety of plate types, the S6 Versa is the instrument of choice. This model is designed to handle 100mm Petri dishes, 96-well plates, and all formats in between. Also included is the BioSpot® software for colony and plaque applications.


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Serum free media

Developed specifically for low background and high signal in cellular immune assays. Outperforms the best sera in Immune Monitoring studies. Application-Serum-free cell culture media allow users to standardize their cell culture conditions by avoiding the use of undefined...


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Cryo preserved PBMC

Cryopreserved Human Peripheral Blood Mononuclear Cells (PBMC) are an invaluable resource for researchers investigating immune responses in vaccine development, drug discovery, cancer treatments, and many other fields involving Immune Monitoring.


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