Scientific Library

Tetramethylbenzidine (TMB) is a classic substrate for peroxidase activity that is used for microwell plate analysis such as an ELISA test. A quantitative color change from yellow to blue reveals the activity

Cell viability after cryopreservation is a sensitive subject as it may be dependent on the ability of mammalian cells to face the stress generated by the freeze / thaw cycles. Improving cell viability