Which of these is characteristic of amyloidosis-
Robbins and Cotran pathologic basis of disease South Asia edition. *by electron microscopy all types amyloid consist of continuous non branching fibrills.X Ray crystallography and infrared spectroscopy demonstrate a characteristic cross-beta-pleated shear conformation .this conformation is responsible for distinctive Congo red staining and birefringence of amyloid.
Beta pleated, metachromosis, PAS + ve
Congophilic, beta pleated, PAS +ve
Beta pleated, fibrillary, congophilic
Alpha pleated, small fibrils
General pathology