plate count


Also found in: Medical.

plate count

[′plāt ‚kau̇nt]
(microbiology)
The number of bacterial colonies that develop on a medium in a petri dish seeded with a known amount of inoculum.
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Significant decline in total plate count was observed in secondary and curing phase of composting compared to primary phase.
The mean of total plate count of raw cow milk in Mazandaran province during two seasons was 48 x [10.
Microorganism Media used Incubation Temperature ([degrees]C) Staphylococcus species Mannitol Salt Agar 37 Enterobacteriaceae Violet Red Bile Dextrose Agar 37 Aerobic mesophilic count Plate Count Agar 35 Yeasts and moulds Potato Dextrose Agar 35 Microorganism Indicator Time (Days) Staphylococcus species 01-Feb round white colonies Enterobacteriaceae 01-Feb blue to red-blue colonies Aerobic mesophilic count 01-Feb Yeasts and moulds 01-Feb development of black and white colonies Table 2: Moisture content of African catfish sample treated by different processing technologies.
85% NaCl), and heterotrophic plate count assays were conducted by dilution ([10.
The samples obtained were thereafter analyzed quantitatively for heterotrophic bacteria by utilizing aerobic pour plate employing Plate Count Agar (PCA); for Legionella spp.
Cheddar whey (sweet whey), mozzarella and paneer whey (acid whey) samples were evaluated for physicochemical and microbiological analysis including pH, acidity, fat, crude protein, ash, lactose, total solids, minerals (Na, K, Ca and Mg) and total plate count (TPC).
METHODS FOR ENUMERATING INOCULUM CONCENTRATION Inoculum Enumeration Methods Number of Responses Plate Count 8 Turbidity (Spectrophotometry) 5 MPN 1 Hemacytometer Cell Counts 1 TABLE 5.
Before going to the sampling site, a scheduled date was given by the DOST to collect the samples and a sterile transparent plastic was provided to wrap the instruments to prevent further contamination and brought back to the laboratory for Aerobic Plate Count.
Aerobic plate counts were done by the pour plating method on plate count agar followed by incubation at 30C for 48 h; colonies were recorded as cfu/g (Viswanathan and Randhir 2001; Mehmet and Aydin 2008).
for assessing bacteriological quality there are tests like direct microscopic count, plate count, methylene blue reduction time (MBRT), One hour Resazurin test (RRT), Thermoderic Count etc.