(1) On an average 1.7% of the coliphages present in raw sewage or 9.8.10.11 phages were discharged into the river Oker everyday, 0.64% remained in the sludge.
(2) Newborns from old lead mining and processing areas in the Harz mountains, in particular those coming from Oker-Harlingerode, had low lead concentrations in umbilical cord blood.
(3) The proteolytic cleavage site between the E1 and E2 proteins was localized based on the known amino-terminal sequence of the isolated E1 protein (Kalkkinen, N., Oker-Blom, C., and Pettersson, R. F. (1984) J. Gen. Virol.