| 1 | There is no specific treatment for dengue fever. | |
| 2 | There is no specific treatment for hepatitis A. Recovery from symptoms following infection may be slow and take several weeks or months. | |
| 3 | The virus interferes with the functions of the liver and activates the immune system, which produces a specific reaction to combat the virus. | |
| 4 | GlaxoSmithKline and Enigma Diagnostics have an agreement to develop point-of-care PCR tests to identify specific flu strains. | |
| 5 | We do not understand the mechanism of how a tumor cell can leave the primary site and grow in specific organs. |