salivary gland or Zymbal gland origin. Mammary gland neoplasms in male rats have never been identified at the International Institute of Biotechnology and Toxicology or at the National Institute ...

Diagnosis was confirmed by autopsy or needle biopsy of the liver in 8 cases. Normally, the parotid glands are not palpable, and a concavity exists in the region between the superior ramus of the ...