Only a quarter of the 59 labs that handle the world's deadliest pathogens have top-level biosecurity, experts warn. They fear lax rules could lead to another pandemic. | Business Insider India

Virologists Lisa Oestereich (R) and Toni Rieger work in the new Biological Security Level 4 laboratory of the Bernhard Nocht Institute for Tropical Medicine (BNI) in Hamburg, Germany, on January 25, 2013. Christian Charisius/picture alliance via Getty Images There are 59 biosafety level 4 labs (BSL-4) in the world, but only a few scored high on safety. A new report revealed only a quarter of countries with these labs have high biosecurity scores. The labs are where researchers work with the most dangerous pathogens on the planet. Only around a quarter of countries with biosafety level 4 labs – where…