MeSH definition : A cyclic octapeptide with a thioether bridge between the cystine and tryptophan. It
inhibits RNA POLYMERASE II. Poisoning may require LIVER TRANSPLANTATION.;
A cyclic octapeptide with a thioether bridge between the cystine and tryptophan. It
inhibits RNA POLYMERASE II. Poisoning may require LIVER TRANSPLANTATION.