Tag: "defenders" at biology news
Secret of smallpox's success may lead to bioterror cure
...offensive strategies can become weaknesses, if the defenders
see the enemy coming and compensate for its weapons. By manipulating what is perhaps the most devastating trick in cellular weaponry of pox viruses like smallpox, Arizona State University virologist and Biodesign Institute researcher Bertram Jacobs ...
Genetic defenders protect crops from fungal disease
... soldiers guarding a castle gate, multiple genetic defenders
cooperate to protect plant cells against powdery mildew disease, according to a new study. Powdery mildew is a common fungal infection in plants that attacks more than 9,000 species, including many crops such as barley and wheat, and horticultural pl...
Flesh-eating bacteria escape body's safety net
... shown that neutrophils are particularly effective defenders
because they release "nets" composed of DNA and toxic compounds to entrap and kill invading bacteria. In the current study, the UCSD scientists proved that disease-causing Strep release an enzyme that degrades these DNA nets, thereby allowing the or...
How T lymphocytes attack
...ocyte injection three or four days previously, the defenders
patrolled slowly (4 micrometres per minute) and ha...espective tumours, the scientists noted that these defenders
were always present at the periphery, but that the presence of the antigen was essential to in-depth...