Table 1.

Pathogen inactivation technologies.

	Technology
	INTERCEPT blood system	MIRASOL PRT system	THERAFLEX UV-Platelets	S-303 system
Mechanism of action	UVA plus amotosalen (alkylating agent)	UV plus riboflavin (vitamin B2 = photosensitizer)	UVC alone	Alkylating agent
Blood products	Plasma and platelets	Plasma and platelets (in development for whole blood)	Plasma and platelets (in development for RBCs)	RBCs
Status	Approved in some countries	Approved in some countries	In clinical development	In clinical development

UV, ultraviolet light; UVA, wavelength A; UVC, wavelength C; RBC, red blood cell.