The uptake of ribonucleotide 5'-trephosphates by nuclear ribosomes.
D000255:Adenosine Triphosphate; D009369:Neoplasms; D009374:Neoplasms, Experimental; D009698:Nucleoproteins; D012265:Ribonucleotides; D012270:Ribosomes; D046509:Tissue Culture Techniques; D014500:Uracil Nucleotides
D009698:Nucleoproteins; D012265:Ribonucleotides; D014500:Uracil Nucleotides; D000255:Adenosine Triphosphate
ADENOSINE TRIPHOSPHATE; NEOPLASMS, EXPERIMENTAL; NUCLEOPROTEINS; TISSUE CULTURE; URACIL NUCLEOTIDES