Science, Vol 217, Issue 4561, 736-737
Copyright © 1982 by American Association for the Advancement of Science
Mucus secretion-stimulating activity in human lymphoblastoid cells
H Kulemann-Kloene,
SS Krag,
and
FB Bang
Two fractions isolated from cultured lymphoblastoid cells stimulated mucus secretion from the urn cell complex of the marine invertebrate Sipunculus nudus. The activity detected in the nuclear fraction was trypsin-sensitive, and it increased in response to specific nucleotides.