0 to remove bad substances from something to make it pure:
2 to rid something of dirty or harmful substances:
Both ' purifying movements ' required all sorts of hybrids - including the mixture of purifying forms of knowledge and of the categories they created.
Immunization against blood-stage rodent malaria using purified parasite antigen.
The twigs are collected, and the lac removed and purified by boiling in water.
Mitochondria were isolated and purified at early stages of germination (before radicle protrusion), and their oxidative properties, membrane integrity and ultrastructure were examined.
Thus, the were purified from fertilisable mature oocytes.
The enzyme was purified and its ability to be activated by cyclic nucleotides was examined.
Characterization of the proteins purified with monoclonal antibodies to glutamic acid decarboxylase.
Positive plaques were isolated and purified to a homogeneous stock.
