A subdivision of microbiology dedicated to the study of bacteria.

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Is it possible for bacteria to acquire family-wide antibiotic resistance?

If there is bacteria, lets say Enterococci that is sensitive to: Amoxycillin-Clavulinic acid Ampicillin-Sulbactam Ofloxacin Ciprofloxacin Is it possible to ...
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How to get conservation of vaccine candidates between hundreds of bacterial strains?

We have identified vaccine candidates via an ex-vivo RNA-seq approach. Next step would be to perform conservation of these candidates (about 20) between multiple bacterial strains (about 200). I would ...
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How might one determine if bacteria are nitrogen fixing or not?

If you had an isolate bacteria sample how would you determine if they were nitrogen fixing?
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Examining milk for presence of harmful bacteria

I am not experienced in diagnostic bacteriology and am interested in understanding more about it in the context of analyzing food purity. For example, imagine I have a supply of raw milk which might ...
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What if there are no bacteria such as Streptococcus mutans

If someone removed all bacteria such Streptococcus mutans in her mouth by starving long time, or by some chemical method, would she never have such bacteria? In my thought, because S.mutans only ...
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How is bacterial plasma membrane made?

Eukaryotes have ER which manufactures plasma membrane of cells. How is prokaryotic plasma membrane made ? What is the pathway and which enzymes are involved ?
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Gene transfer between Gram positive and Gram negative bacteria?

How does transfer of genetic material occur between Gram positive and Gram negative bacteria?
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What are artifacts in microbiology?

What kind of objects can be qualified as artifacts? How do we distinguish such objects?
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database for bacteria habitat

I was wondering if there is a database where you can find the habitats of different bacteria. Because I'm using BLAST to identifiy sequences, however I need to check if my result are appropriate ...
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Bacterial Flagella P and L ring act as 'bushing'?

It is often stated that in bacterial flagella the P and L rings act as bushing (like in a motor). I have looked up bushing but can't seem to find a description that would fit in the case of bacterial ...
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Link between NaCl and sulfide reducing bacteria

Could there be any link between the consumption of NaCl and sulfide-reducing bacteria? In my study on mice, I can see, by adding more NaCl to mice diet, less (or to be more accurate, zero) ...
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Why does a semi-set curd not set completely after a round of churning?

I left a pot of milk to turn into curd. While it did look like it had turned to curd since it started coming off the sidewall of the pot, but after having churned it, I realized that it wasn't set ...
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Comments on Experimental result regarding Anti-Bacterial soap

After using soaps, we rinse our hands with water. Do bacteria from the water attach themselves to our hands again? If we wipe our hands to cloth after washing our hands, do bacteria from the cloth ...
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Is this bacteria or fungi?

I've been growing bacteria on an agar plate and after putting the dishes in the incubator, this is what I saw. I'm new to bacteria identification, and is this just contamination by fungi or is this ...
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Do plant and animal bacterial pathogen differ too much?

I will be involved in a plant disease produced by a bacterial pathogen, Acidovorax citrulli. I've previously worked with animal pathogens such as Haemophilus parasuis. Are there any big differences ...
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Reasons for variable quality virus production

I am making MSCV retrovirus, using DH5α cells to amplify a plasmid of interest, qiagen's midiprep kit to purify out the plasmid, then 293ft cells to produce the retrovirus, and 3t3 cells to test MOI. ...
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How to promote denitrifying microbe activity

I'm an amateur fresh-water aquarist looking at the problem of nitrate reduction (into largely-inert nitrogen gas) in a small-scale aquarium environment. The process of turning the byproducts of fish ...
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Are Betaproteobacteria more 'simple' than Gammaproteobacteria?

More generally, are all proteobacteria named in order of complexity (Alpha, Beta, Gamma, Delta, Epsilon)? If so, would it be right to say that Betaproteobacteria can survive in lower nutrition / more ...
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Feasibility of “smart effective microorganisms”

This might be a stupid question as I have little to no knowledge of biology, but I would really like to find out if it would be feasible to make such a system as a way of preventing infections. I ...
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Need clarification on a sentence regarding vesicle-mediated translocation

I've chanced upon a passage that is not entirely clear to me: In addition to conjugation, transformation and transduction, other less well recognised mechanisms of DNA uptake occur in nature, ...
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What is the effect of antibiotic chloramphenicol on bacterial size?

When low amounts of antibiotics like Chloramphenicol is added in a bacterial culture, the steady-state growth rate decreases but what happens to the steady-state size? Can anybody please refer me to ...
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I don't wash my hands and never get sick. Any theories? [closed]

I have only been sick a few times in my life(I'm 21 and probably 3-4 times) and even when I am sick I don't feel that bad and I am over it within a day or two. My family has always given me slack for ...
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Does drinking alcohol having UTI may help to kill the bacteria?

It's well known that ethyl alcohol kills bacteria. And amount of alcohol in urine may be detected by EtG tests (as long as 3-4 days after intake). Does drinking alcohol in reasonable amount by ...
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Resources for a practical guide to bacterial identification per human specimen

as an instructor in medical microbiology department in a medical college, I need to know what other people use in their practical sessions for post-graduate students as their short yet concise ...
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Why don't extremophiles rule the world?

Why don't simpler (less evolved) organisms, which need more water (bryophytes), go extinct, supplanted in the competitions by more resistant plants? And why extremophiles can't be found in ...
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Advocate for the pop-culture idea of withholding vaccination [closed]

While it is widely accepted that vaccination is preferable to not vaccinating, would anyone like to give a shot at providing evidence in favor of not vaccinating? Anything goes.