| American Type Culture - http://www.atcc.org/ Nonprofit bioscience organization which is the main repository of cell lines in the United States. Offers information on established cell lines and may order cells. |
| Common Cold - http://www.commoncold.org/ This interesting and well presented site provides a comprehensive, updated and referenced source of information on the common cold. |
| Global Infectious Diseases - http://www.gideononline.com/ GIDEON - Provides information, including disease, therapy and vaccine lists, support and demo of GIDEON. |
| The Specter of Tuberculosis - http://www.nature.com/ In recognition of the importance of TB in terms of global health the Nature Medicine web focus brings you a comprehensive. |
| The United Kingdom National - http://www.ukncc.co.uk/ Over 70,000 micro-organisms and cell lines are available. The UKNCC co-ordinates the activities. |