I cannot confirm the 100% accuracy of the following definitions. They are my attempt to summarize what I’ve read online, in texts and papers, and from talking to people who know much more than me. Ple [..]

   B

protein complexes that occur at cell-cell junctions. They provide strong mechanical attachments between adjacent cells. Found in mesaxons

Any of the various substances that, when recognized as non-self by the adaptive immune system, triggers an immune response, stimulating the production of an antibody

A cell that facilitates the immune response by holding foreign antigens with major histocompatibility complex (MHC)

An immunoglobulin protein produced by B-lymphocytes of the immune system that binds to a specific antigen molecule

Also knowns as astroglia or astrocytic glia. They are star-shaped glial

long, slender projection of a nerve cell, or neuron, that typically conducts electrical impulses away from the neuron’s cell body.

One of the main types of cells involved in the humoral immune response. A type of white blood cell (called a b-lymphocytes

Cytoplasmic channels that lie beneath the surface of the Schwann cell