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  2. Colony-forming unit - Wikipedia

    en.wikipedia.org/wiki/Colony-forming_unit

    When the colonies are too numerous, it is common practice to count CFUs only on a fraction of the dish. Counting colonies is traditionally performed manually using a pen and a click-counter. This is generally a straightforward task, but can become very laborious and time-consuming when many plates have to be enumerated.

  3. Colonial morphology - Wikipedia

    en.wikipedia.org/wiki/Colonial_morphology

    It is described using terms like brittle, creamy, sticky and dry. Staphylococci are considered to have a creamy consistency, [1]: 173 while some Neisseria species are sticky, and colonies of diphtheroid bacteria and beta-hemolytic streptococci are typically dry. [1]: 167–8 Bacteria that produce capsules often have a slimy (mucoid) consistency.

  4. Miles and Misra method - Wikipedia

    en.wikipedia.org/wiki/Miles_and_Misra_method

    The Miles and Misra Method (or surface viable count) is a technique used in Microbiology to determine the number of colony forming units in a bacterial suspension or homogenate. The technique was first described in 1938 by Miles, Misra and Irwin who at the time were working at the LSHTM. [1] The Miles and Misra method has been shown to be ...

  5. Bacterial growth - Wikipedia

    en.wikipedia.org/wiki/Bacterial_growth

    The measurement of an exponential bacterial growth curve in batch culture was traditionally a part of the training of all microbiologists; the basic means requires bacterial enumeration (cell counting) by direct and individual (microscopic, flow cytometry [1]), direct and bulk (biomass), indirect and individual (colony counting), or indirect ...

  6. Indicator bacteria - Wikipedia

    en.wikipedia.org/wiki/Indicator_bacteria

    Enterococci colonies growing on a selective agar after membrane filtration. Indicator bacteria can be cultured on media which are specifically formulated to allow the growth of the species of interest and inhibit growth of other organisms. Typically, environmental water samples are filtered through membranes with small pore sizes and then the ...

  7. Today's Wordle Hint, Answer for #1273 on Friday, December 13 ...

    www.aol.com/todays-wordle-hint-answer-1273...

    If you’re stuck on today’s Wordle answer, we’re here to help—but beware of spoilers for Wordle 1273 ahead. Let's start with a few hints.

  8. Propionibacterium freudenreichii - Wikipedia

    en.wikipedia.org/wiki/Propionibacterium_freuden...

    When grown on solid media the colonies formed can appear smooth, convex, or rough. When grown in liquid media the colonies may be observed, appearing granular and varying in size. The colonies can vary quite a bit in color: they have been observed as being red, pink, orange, yellow, gray, and white.

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