Campylobacter quantification by qPCR is unable to distinguish viable vs. dead cells in contrast to the culture-based ISO 10272-2 reference method. Propidium monoazide (PMA) has been used to overcome ...

This is a preview. Log in through your library . Abstract A procedure is described for observation and enumeration of microscopic epilithic algae, directly on stone surfaces. The method involves the ...

Five methods for the enumeration of micro-organisms in food (pour plate, surface spread plate, surface drop, agar droplet, and microdilution) were used in parallel to examine 100 samples selected from ...