Not all cancer cells are created equal. There are intrinsic differences among cancer cells from the same patient in terms of their ability to proliferate and form tumours in vivo. A subset of cancer ...

The immune system is continually surveilling the body—looking for pathogens, xenobiotics, and other non-self signals. The various cell types which constitute the immune system are, thus, incredibly ...

A eukaryote is any cell or organism that possesses a clearly defined nucleus. Eukaryotic cells form the foundation of complex, multicellular life, including apple trees, mushrooms, fish and humans.