[defining organelle of the eukaryotic cell; a membrane limited body which contains chromosomes and one or more nucleoli; the nuclear membrane consists of a double unit-type membrane which is perforated by a number of pores; the outermost membrane is continuous with the endoplasmic reticulum. ( CSP )]
UMLS (CSP) C0007610 Relation/PAR: organelle
Relation/CHD: nucleolus
micronucleus
nuclear matrix
20S Catalytic Proteasome