Post-mitotic neurons in the brain that re-enter the cell cycle quickly succumb to senescence, and this re-entry is more common in Alzheimer's disease, according to a new study. The phenomenon may ...

Inside the human airway, a certain cell type reigns supreme: multiciliated cells, decorated with dozens of hair-like cilia all beating in tandem. These cells are responsible for clearing out foreign ...

B-cell chronic lymphocytic leukemia (CLL) occurs when abnormal B cells accumulate in the bone marrow and blood. This crowds out healthy blood cells and weakens the body’s ability to fight infections.