Cellular Technology Limited (CTL) is a biotechnology company dedicated to the development of the medical industry through enhanced cell-based immune monitoring to support basic immunological research, controlled clinical trials & clinical diagnostics. Low-frequency antigen-specific T and B cell detection has been a difficult problem in immune monitoring. CTL has led the way with its ImmunoSpot® technology. This technology assistases, cancer, allergies, transplantation, and autoimmune dises scientists in understanding immune system function in health and disease, enabling innovations in the diagnosis & treatment of infectious diseases. Labindia Instruments is an India-authorized distributor of CTL that provides reagent solutions for making immune monitoring easier.