Causal agent Drechslera spp. Symptoms: Leaf spots can be brown to purple brown, oval-shaped or elongate, with tan centers. Melting out symptoms are more severe and result in dieback of roots and crown ...

For autoimmune liver diseases, however, total removal of causal agents and immune cells is impossible. Therefore, autoimmune liver diseases are presently treated by suppression of the immune response.

Human Development, Vol. 25, No. 2 (March-April 1982), pp. 140-151 (12 pages) The development of the intention to communicate is examined. The process through which prelanguage infants learn to use ...

After nearly 30 years of trying to prove a theory -- that an environmental toxin was responsible for sickening roughly 250,000 U.S. troops who served in the 1990-91 Persian Gulf War -- Dr. Robert ...