A fibrous tissue neoplasm is a tumor derived primarily from Fibrous connective tissue.

Carcinoma: An invasive malignant tumor derived from epithelial tissue that tends to metastasize to other areas of the body.

This is considered to be a hybrid between an exocrine and endocrine tumor derived from crypt cells of the appendix.

Approximately 98% of lung cancers are carcinoma, or tumors derived from transformed cells of epithelial lineage.

A mixed tumor is a tumor derived from more than one type of tissue.

Proto-oncogenes activated in tumours derived from a particular haemopoietic lineage are often functionally altered or ectopically expressed.

Astrocytomas are primary intracranial tumors derived from astrocytes cells of the brain.

Astroblastoma is a rare glial tumor derived from the astroblast, a type of cell that closely resembles spongioblastoma and astrocytes.

Histiocytic sarcoma is a tumor derived from histiocytes.

Poliovirus is a natural neuropathogen, making it the obvious choice for selective replication in tumours derived from neuronal cells.