A subdivision of microbiology dedicated to the study of bacteria.

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Will an 11W UVC lamp kill bacteria?

If I shone a UVC lamp (11W) on something (say for example a plastic phone case) for an hour, would that kill off a noticeable amount of bacteria? That is, if I were to go over the case with a cotton ...
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Cheapest Way to Measure Germ Density

I would like to measure the surface density of Staphylococcus bacteria and Rhinoviruses (only those two, to be specific) within my home. What's the cheapest way? The textbook procedure is to: rub ...
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Can two Hfr strains of E. coli conjugate?

Genetics textbooks (and some internet searching) yield abundant examples of Hfr strains conjugating with F- cells, but these sources are surprisingly silent regarding the results of an Hfr ...
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Transportation of bacteria

I would like to take an apparatus containing bacteria to another country (Bolivia) from the U.S.. How do I determine whether I am allowed to do this? The bacteria are: ...
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Speciation and Phylogeny of Lactobacillus

The lactobacillus, also called Döderlein's bacillus is a genus of facultative aerobic bacteria. There are several species such as Lactobacillus acidophillus and Lactobacillus reuteri. I have several ...
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183 views

Image Processing Suite for bacterial microscopy: Schnitzcells or MicrobeTracker?

I am looking to start doing some work tracking the size and growth of individual bacterial cells in the microscope. In order to analyze the images I need software that can segment the cells, ...
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Are there any gluten-eating bacteria that are readily available?

Is there some yeast or bacterium that will eat gluten? I was hoping for some kind of yeast, but I can't find one. Where could I find one?
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Do sulfate reducing bacteria help during the formation of the mineral dolomite in low temperature environments?

Do sulfate reducing bacteria help during the formation of the mineral dolomite in low temperature environments? Wikipedia says The actual role of bacteria in the low-temperature formation of ...
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Differential Scanning Calorimetry for bacterial membranes

I would like to study the freezing and melting of bacterial membranes and would like to use DSC to obtain the glass transition temperature of the membrane. However, I am unsure where to find such ...
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Improving throughput of CFU plating?

In a separate question I've described my general experimental setup where I need to measure the number of live cells in a growing bacterial culture in a fairly rapid and high-throughput manner. In ...
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65 views

What are some readily available, easy to test, bacteria?

I want to do a science fair experiment about how bacteria interact with 5-carbon vs. 6-carbon sugars, and I want a bacteria that is easy to test and is readily available. Any ideas?
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Are the intestinal flora substantially different within a diverticulum of the colon?

From the Wikipedia page for the vermiform appendix: This proposal is based on a new understanding of how the immune system supports the growth of beneficial intestinal bacteria, in combination ...
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Can Hepatitis be caused by Bacteria?

There are many information about viral hepatitis. But it is interesting for me, can bacteria cause the hepatitis too?
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Is there any way the food industry can benefit from biofilms?

I realize all of the disadvantages, but I am wondering if the food industry can actually benefit from the formation of biofilms.
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Is there a natural defense against an increase in E.Coli level in natural water systems?

I was recently on an Oceanology coliform collection vessel in the Long Island Sound and I found out that human waste contains E.Coli and when not properly treated the bacteria can run off or ...
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23 views

how to measure sugar concentration in growth medium

I am growing up bacteria in a flask and was wondering how do I track the changes of sugar concentration from the growth medium in the flask. Thanks for the help
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34 views

What causes the odor when a container is sealed with moisture inside?

I'm not sure if this is a biology or chemistry question since I don't know the cause of it (though I think it is bacteria or fungal related). I'm just wondering what creates that awful odor when a ...
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52 views

Prepare Mueller-Hinton agar at home

I'm doing a self science project, it's easy if i have a lot of money to buy a Mueller-Hinton agar bottle from Ebay for about 110$ (include shipping cost). The main problem is it is very expensive for ...
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Replication of DNA in E. coli: what are DARS and RIDA?

I understand what is DnaA, its role in replication and the fact that it's only active when binding ATP. I don't understand what are DARS and RIDA and how they control the amount of DnaA-ATP:DnaA-ADP