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A novel metallo-endopeptidase from human neuroblastoma NB-OK-1 cells was partially purified and characterized. This enzyme activity was detected in the culture medium and could be detached from(More)
Neuroectodermal tumours express hormones which are post-translationally processed and inactivated by the action of specific proteases and peptidases. The data reported here show the presence of a(More)