Air pollution particles trigger cellular defense mechanisms

The link between air pollution and lung disease has long been recognized. Now a new USC study reveals one biological process that may be behind that link—a discovery which could provide new insights on better ways to treat ...

Revealing how an embryo's cells sync up

Scientists have known that when a mouse embryo is developing, the cells that will become its spine and muscles switch specific genes on and off repeatedly, in a synchronous fashion. However, there are deep mysteries about ...

Behind the formation and protection of microtubules

Cellular life hinges on a network of hollow cables called microtubules dynamically lengthening and shortening according to the needs of the moment. During cell division, for instance, these cables latch onto chromosomes and ...

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