An explanation of how cells make up tissues which in turn make up organs. The diversity of cells in the human body is mentioned. Using muscle cells as an example, it is then explained how cells ...

Its complex network of cells, organs, proteins, and tissues enables the immune system ... (B cells); others travel to the thymus and become T lymphocytes (T cells). These two cell types have ...

Cancer cells originate within tissues and, as they grow and divide, they diverge ever further from normalcy. Over time, these cells become increasingly resistant to the controls that maintain ...

A new method seeks specific molecules that can target desired tissues through the bloodstream and penetrate tissues by passing through cells. This innovation could help solve issues related to ...