stock culture


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stock cul·ture

(stok),
a culture of a microorganism maintained solely for the purpose of keeping the microorganism in a viable condition by subculture, as necessary, into fresh medium.

stock cul·ture

(stok kŭl'chŭr)
A culture of a microorganism maintained solely for the purpose of keeping the microorganism in a viable condition by subculture, as necessary, into fresh medium.

stock culture

A permanent culture from which transfers may be made.
See also: culture
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References in periodicals archive ?
In the identification exercise, the students were provided with a mixed culture containing laboratory Biosafety Level 1 stock cultures (i.
The appearance of adult flies in the stock cultures ordered from Carolina Biological Supply Company indicates that the cultures are ready for student manipulations in the next scheduled laboratory session.
A loop-full of cells from the respective stock cultures were incubated into 100ml sterile nutrient broth contained in 250ml Erlenmeyer flasks.
The apical and axillary shoots grown in aseptic stock cultures on MS basal medium were used for the experimental purposes.
The NCCLS document M22 on the quality control (QC) of microbiology media indicates that subcultures should be prepared from lyophilized, frozen, or stock cultures prior to performing QC tests.
Stock cultures of the UROtsa cells have been maintained on serum-containing growth media for more than 100 population doublings with no alteration in the rate of growth (doubling time of approximately 30 hr) or in the light-level morphology of the cells (data not shown).
Stock cultures of Colletotrichum gloeosporioides were maintained on PDA slants (Difco, B13).
Even with this additional QC, we have managed to slash the cost of maintaining large numbers of stock cultures and performing exhaustive on-site inoculation and incubation.
Cloud, Minnesota, the company has been providing laboratories across the globe with reference stock cultures and enumerated microorganism preparations of the highest quality for more than 35 years.