Tight junctions (blue dots) between cells are connected areas of the plasma membrane that stitch cells together. Adherens junctions (red dots) join the actin filaments of neighboring cells together.

Within multicellular organisms, tissues are organized communities of cells that work together to carry out a specific function. The exact role of a tissue in an organism depends on what types of ...

Even though the main types of cells in the plaques are similar, important differences exist in the smaller structures within those cells. According to the World Health Organization, cardiovascular ...

Doctors refer to a blood test that counts how many lymphocytes are in the blood as a B and T cell screen. This test measures the levels of the main types of white blood cells in the body.