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  2. Etest - Wikipedia

    en.wikipedia.org/wiki/Etest

    Etest is a quantitative technique for determining the MIC of microoganisms. It is used for a range of Gram-negative and Gram-positive bacteria such as Pseudomonas, [2] [3] Staphylococcus, [4] and Enterococcus species, [5] as well as fastidious bacteria, such as Neisseria and Streptococcus pneumoniae. [1]

  3. McFarland standards - Wikipedia

    en.wikipedia.org/wiki/McFarland_standards

    A 0.5 McFarland standard is prepared by mixing 0.05 mL of 1.175% barium chloride dihydrate (BaCl 2 •2H 2 O), with 9.95 mL of 1% sulfuric acid (H 2 SO 4). [ 1 ] Now there are McFarland standards prepared from suspensions of latex particles, which lengthens the shelf life and stability of the suspensions.

  4. Disk diffusion test - Wikipedia

    en.wikipedia.org/wiki/Disk_diffusion_test

    The disk diffusion test (also known as the agar diffusion test, Kirby–Bauer test, disc-diffusion antibiotic susceptibility test, disc-diffusion antibiotic sensitivity test and KB test) is a culture-based microbiology assay used in diagnostic and drug discovery laboratories. In diagnostic labs, the assay is used to determine the susceptibility ...

  5. Diagnostic microbiology - Wikipedia

    en.wikipedia.org/wiki/Diagnostic_Microbiology

    Diagnostic microbiology is the study of microbial identification. Since the discovery of the germ theory of disease , scientists have been finding ways to harvest specific organisms. Using methods such as differential media or genome sequencing , physicians and scientists can observe novel functions in organisms for more effective and accurate ...

  6. Antibiotic sensitivity testing - Wikipedia

    en.wikipedia.org/wiki/Antibiotic_sensitivity_testing

    Using magnetic nanoparticles studded with a beta-2-glycoprotein I peptide imitating a plasma protein, microbial pathogens could selectively be retrieved from blood culture specimens within hours, in a study published September 2024. Magnets are used to fish out the peptide-bacterial complex, followed by genetic testing.

  7. NYT ‘Connections’ Hints and Answers Today, Sunday, December 15

    www.aol.com/nyt-connections-hints-answers-today...

    2. Not meeting expectations or failing. 3. A quick way to skim or browse something. 4. Names of popular artists with a specific letter missing.

  8. ATP test - Wikipedia

    en.wikipedia.org/wiki/ATP_test

    ATP is a molecule found only in and around living cells, and as such it gives a direct measure of biological concentration and health. ATP is quantified by measuring the light produced through its reaction with the naturally-occurring firefly enzyme luciferase using a luminometer.

  9. Decorating early for Christmas can boost your happiness, even ...

    www.aol.com/scientific-excuse-decorate-house...

    At least one study has also shown that decorating the outside of your home for Christmas can make you appear more welcoming and sociable. "[Decorations] can lead to more positive conversations and ...