High Quality Content by WIKIPEDIA articles! The National Emerging Infectious Diseases Laboratories, or NEIDL, is a biosciences facility in Boston, Massachusetts, affiliated with Boston University. The lab is part of a national network of secure facilities that study infectious diseases, whether naturally occurring or introduced through bioterrorism. The Labs will include a BSL-4 laboratory. On February 2, 2006, Boston Medical Center received regulatory approval from the federal government to fund construction of a biosafety laboratory on its medical campus in Boston. There has been strong community opposition to the planned building, and several times the construction has been halted due to court injunctions.