The Rodolphe Mérieux Laboratory of Beirut is an observatory for pathogenic agents and infectious diseases in Lebanon and a member of the GABRIEL network. Located in the Health Technology Center of Saint-Joseph University in Beirut, which owns the laboratory, it addresses an urgent need in the field of infectious diseases in Lebanon and the region. Professor Marianne Abi Fadel is Director of the laboratory. Training and support in line with the highest standards. The lab’s scientists receive training in biosafety (BSL3) and quality control. They also learn how to performs the Streptococcus pneumoniae typing test. The Mérieux Foundation is providing support to set up Laboratory Quality Stepwise Implementation (LQSI), a free tool developed by the World Health Organization to help meet the ISO 15189 standard. The laboratory was designed to meet the specifications of the ISO 14644 standard, parts 1 and 4 (“Cleanrooms and Associated Controlled Environments”).