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Questions related from Twana Omer
When isolating Lactobacillus spp. like for example on MRS media, and you want to identify that this indeed is a Lactobacillus spp., what the are the biochemical tests required to do so? Thanks in...
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Some Streptococcus groups are beta-hemolutic on blood agar, is it because of toxins? What toxins exactly causes the beta-hemolysis? If it is then how are these toxins affected by the presence of...
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Despite being a gram positive bacteria, Clostridium tetani can produce a greenish fluorescence color on MacConkey medium containing neutral red indicator, why is that?
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The total mesophilic plate count is widely used as a broad indication of Microbiological quality, although it is unsuitable for this purpose in fermented foods sample, why is that?
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Blood can be the most common type of clinical samples when it comes to bacteriological tests, diagnosis, culturing..etc from a clinical point of view, why is that? Thank you.
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I have a two part question. Why when it comes to bacteriological testing for a clinical sample, here blood, it is crucial to get the adequate volume of blood from the patient and not a smaller...
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