Satellite views of Earth's major river systems reveal their familiar treelike drainage patterns. The pattern - called dendritic - and its prevalence suggests that it may be the optimal state in which ...

Dendritic cells are important innate immune cells that play a key role in shaping the body’s immune response. These cells mainly arise in the bone marrow and circulate in the blood to reach the sites ...

Dendritic cells are mainly found in tissue that has contact with the outside environment such as the skin and the lining of the nose, lungs, stomach and intestines. The cells are also found in an ...