Cytotoxic T cells (CTLs), also known as Killer T cells, are a special type of T cells with the ability to kill other cells. Usually they kill cells that have been infected with a virus. This way the virus can no longer use these cells for replicating inside of them. CTLs secrete cytotoxins to kill the other …
Our immune cells are our own little personal warriors that keep us safe from the “bad guys” which are usually disease causing microorganisms such as bacteria, viruses and fungi. To learn about these cells with a card game a group at the Institute of Immunity and Transplantation at University College of London together with designer …
API stands for 4′,6-diamidino-2-phenylindole and it is a fluorescent stain that binds to DNA in the nucleus. It is a stain used very often in fluorescence microscopy, when excited with ultraviolet light DAPI emits a blue light. This makes the stain very popular in fluorescence microscopy making the nuclei visible in a blue colour. Scientists …
