In many cells the hyaluronan receptor CD44 mediates the endocytosis of hyaluronan and its delivery to endosomes / lysosomes. The regulation of this process remains largely unknown. In most extracellular matrices hyaluronan ...

Sexual dimorphism, or phenotypic differentiation of the sexes, is widespread amongst animals. It is understood mainly in the context of sexual selection, i.e. selection on mating success, with such selection typically ...

The dusky salamanders (Desmognathus) constitute a large, species-rich group, and although a considerable body of literature exists on systematic relationships and adaptive trends, these issues have heretofore been approached ...

Often referred to as miraculous, life as we know depends not upon miracles but on a series of highly orchestrated and regulated biochemical processes collectively known as the cell cycle. It is through these series of ...