Tigroid Substance

Ni·ssl sub·stance

(nis'ĕl), the material consisting of granular endoplasmic reticulum and ribosomes that occurs in nerve cell bodies and dendrites. Synonym(s): basophil substance, basophilic substance, chromophil substance, Nissl bodies, Nissl granules, substantia basophilia, tigroid bodies, tigroid substance
(1) An obsolete term for Nissl substance or
(2) Tiger material, tiger substance, tigroid material A striated material of unknown significance, occasionally seen by light microscopy in the stroma of dysgerminomas and seminomas