Macrophages

... a neutrophil; the dots are lobes of the nucleus. Neutrophils are the most common type of white blood cell. Other things you might find: - macrophages: similar to neutrophils but a bit larger, with a regular-shaped (non-lobed) nucleus - lymphocytes (T cells or B cells): round cells with ...

See entire post

Langerhans cells are antigen presenting cells and macrophages are phagocytes. They both act in the immune responds. Macrophages are found in the tissue where monocytes(lymphocytes) in the blood, slips it way through into the tissue and differentiate ...

See entire post

... become "cytes" when the blasts become "trapped" or when the extracellular matrix is done forming? 4) Lastly do we say that macrophages "wander" the tissue because they migrate freely in the extracellular matrix?

See entire post

... where adaptive immune mechanisms enhance the innate ones. The functions of some antigen-presenting cells work in the opposite direction: e.g. macrophages phagocytose microbes in an "innate way" and dendritic cells randomly acquire antigens from their surroundings and these cells ...

See entire post

In atherosclerosis related plaques, once they progress to the stage where a fibrous cap is formed, are the macrophages or whatever other cholesterol accumulating cells/things there may be in the plaques still exposed to HDL for cholesterol efflux? Or can HDL no longer 'pull ...

See entire post