Term Name: dense fibrillar component
Synonyms: pars fibrosa
Definition: A structure found in the nucleolus, which contains newly synthesized preribosomal RNA (pre-rRNA) and a collection of proteins.
Ontology: GO: Cellular Component [GO:0001651]    QuickGO    AmiGO

Relationships
is part of: nucleolus
is a type of: cellular anatomical structure