tss-stimulated increase in levels of il 1-encoding mrna was studied both by dna-rna hybridization analysis performed with an il 1-beta cdna probe and by injecting u937 polyadenylated mrna into frog oocytes and then measuring expression of il 1 activity in the oocyte supernatant .
C0021753
il 1-beta
C0021755
il 1