<prompt> Toll-like receptors are expressed in all exceptMacrophagesDendritic cellsB cellsT cells  <response>: Toll like receptors are a type of pattern recognition receptors that recognize the microbe structural pattern and binds to it.These receptors are present in cells involved in innate immunity like the epithelial barrier, macrophages, dendritic cells, and T-lymphocytes.B-cells are involved in adaptive immunity and they do not have Toll-like receptors.Ref: Robbins 8e p184 