Bacteriology
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Causes and Treatment of Bad Breath
Morning's the worst of it; when that sticky, smelly film covers teeth and tongue. Some call it morning breath, or dragon breath, but what really causes halitosis? more...
Does Mouthwash Kill Oral Bacteria?
In this simple classroom experiment students place oral samples in test tubes of mouthwash to determine rinse time and brands most effective in killing bacteria. more...
How Do Bacteria Become Resistant to Antibiotics?
Overuse of broad spectrum antibiotics have created superbugs such as Clostridium difficile (C. diff) and Methicillin-resistant Staphylococcus (MRSA). more...
What Is a Bacterial Endospore?
Endospores are somewhat like bacterial seeds, tough structures that allow some bacteria to go dormant under unfavorable conditions. more...
Dental caries or cavities are caused by acidic metabolites produced by bacteria that normally inhabit the mouth, where they feed on carbohydrates. more...
Bacteria Horizontal Gene Transfer
Although bacterial reproduction results in the generation of clones, prokaryotes can undergo genetic recombination through transformation, transduction, and conjugation. more...
Bacterial Endospore Stain Protocol
Endospore staining involves application of a series of dyes. Malachite green stains endospores and safrinin dyes vegetative cells pink. Here's endospore stain procedure. more...
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Hydrogen Powered Stomach Bacteria
By: Art Ayers
Klebsiella bacteria in gut biofilms produce hydrogen gas that powers the electron transport chains of stomach Helicobacter implicated in gastric ulcers and cancer. more...
By: Andy Luttrell
Botulism is a rare but potentially lethal illness produced by bacteria. This article explores the spread of the illness, its symptoms, and its treatment. more...
By: Jitesh Iyer
Bdellovibrio bacteriovorus feasts on disease causing gram negative bacteria, making them potentially useful as 'living antibiotics'. more...
Bacterial Biofilms – Cities of Slime
By:
Dennis Holley
Bacteriology had it wrong for the past 300 years. Bacteria don't live alone. They live collectively in layers of slime where they do their own thing but do it together. more...
Several bacterial species inhabit the human body to assist its functions and keep more virulent agents at bay. more...
How Dr Alexander Fleming, in 1922, discovered the anti-bacterial properties of lysozyme, first in his own nasal mucus and subsequently in tears more...
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