Scientists discover key molecule in transmission of AIDS virus
...o action, marshalling recruits to battle a foreign foe with special messenger molecules called cytokines and chemokines. Previously, Dr. Littman and colleagues discovered that HIV must bind to chemokine receptors on the surface of T-cells in order to enter the cell. Now, with the new discovery, he and hi...Without fire, red pines could disappear, model shows
...dary Water Canoe Area if what we usually view as a foe to forests -- fire -- fails to sweep the terrain occasionally, says a new study from the University of Wisconsin-Madison. "The big, natural groves of red pine are one of the most unique features of the BWCA. But, because of fire suppression, we're s...JCI table of contents, 2 June, 2003
Turning foe into friend with lentiviral vectors Currently, there is no vaccine available that is able to cure cancer. The success of an antitumor vaccine will depend on its ability to induce robust and sustained tumor-specific immune responses. There is evidenc...Protein may help prevent autoimmune attacks
...elp with the tricky task of separating friend from foe has been identified by scientists at Washington University School of Medicine in St. Louis. Researchers showed that a protein known as H2-DM can keep immune system T cells from erroneously assaulting the body's own tissues. Distinguishing between for......asily and making the introduced grass a formidable foe for anyone trying to eliminate or control it. Land managers use fire to manage Lehmann lovegrass and other non-native grasses, he said. To keep prescribed burns under control, many land managers prefer to burn grasslands in the...