Sentences with phrase «microbial attack»

Healthy skin is protected against microbial attack by different kinds of immune cell, including T cells.

Bioerosion is the removal of mineralised substrate through the action of organisms, and has been found to be the most common form of microbial attack of archaeological bone (Figure 1).

Bulmer thinks the small glucan breakdown products it releases could act as signals that get passed around the nest and trigger what's known as social immunity: The entire colony prepares for microbial attack before most termites ever encounter a germ.

In healthy skin, CD49a + and CD49a cells are dormant, but quickly respond with inflammatory and cytotoxic effects when stimulated by IL - 15, a protein secreted from skin cells as a rapid - response defence against microbial attack.

Some symbiotic bacteria living inside Colorado potato beetles can trick plants into reacting to a microbial attack rather than that of a chewing herbivore, according to a team of Penn State researchers who found that the beetles with bacteria were healthier and grew better.

Joel Cuello, of the University of Arizona in Tucson, US, says the technique could be used to generate large amounts of chemicals that plants typically only produce in trace amounts as a defense against microbial attack.

«If we could identify harmless chemical compounds able to transiently turn off MPK4 activity, they could be used to spray crops and make them resistant at any time they face a microbial attack.»

They studied terrestrial plant waxes, a layer on the plant's surface protecting against dehydration and microbial attack, which are preserved in the sediment.

Lignin is woven in with cellulose and provides plants with the strength to withstand strong gusts of wind and microbial attack.