Bacteriology is the branch of microbiological sciences that focuses on the study of bacteria, encompassing their taxonomy, morphology, physiology, genetics, ecology, and roles in health, disease, and biotechnology. It investigates bacterial cell structure, growth kinetics, metabolic pathways, mechanisms of pathogenicity, antibiotic susceptibility and resistance, as well as horizontal gene transfer processes. Modern bacteriology integrates classical culture-based methods with molecular and genomic tools, including PCR, sequencing, and metagenomics, to characterize bacterial diversity and function. The field underpins clinical diagnostics, infection control, vaccine and antimicrobial development, industrial fermentation, environmental monitoring, and microbiome research.
The problem of antibiotic-resistant bacteria has many health experts worried. As disease-causing bacteria adapt to some of our ways to reduce them, especially with antibiotics, it presents an arms race which we appear to ...
Cell & Microbiology
Jan 26, 2026
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Researchers built a living biosensor made of bacteria that lights up when it detects acetic acid, the main chemical signal that wine is starting to spoil. It works in real time, even in high-alcohol conditions, so wineries ...
Biotechnology
Jan 26, 2026
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Slippery, drippy goop makes Ralstonia bacteria devastating killers of plants, causing rapid wilting in tomato, potato, and a wide range of other crops, according to new research. The work, published Jan. 22 in Proceedings ...
Cell & Microbiology
Jan 23, 2026
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A vaccine developed to tackle Streptococcus suis, an economically damaging disease endemic in the global pig population, has outperformed a leading commercially available vaccine in a challenge trial. The trial showed the ...
Veterinary medicine
Jan 23, 2026
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22
As part of its ongoing efforts to combat brucellosis, a serious and often neglected disease endemic to many low- and middle-income countries around the world, a team of researchers from the Texas A&M College of Veterinary ...
Cell & Microbiology
Jan 21, 2026
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22
Bacteriophages have been used therapeutically to treat infectious bacterial diseases for over a century. As antibiotic-resistant infections increasingly threaten public health, interest in bacteriophages as therapeutics has ...
Cell & Microbiology
Jan 19, 2026
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497
Cholera remains a major global public health challenge, with an estimated 1.3 to 4 million cases and tens of thousands of deaths reported worldwide each year. Caused by the bacterium Vibrio cholerae, the disease spreads primarily ...
Cell & Microbiology
Jan 15, 2026
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Scientists have uncovered a new explanation for how swimming bacteria change direction, providing fresh insight into one of biology's most intensively studied molecular machines.
Cell & Microbiology
Jan 9, 2026
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52
Researchers at the Indian Institute of Science (IISc), with collaborators from the Institute of Mathematical Sciences (IMSc), have discovered how a key protein in the tuberculosis bacterium helps protect it from the influence ...
Cell & Microbiology
Jan 9, 2026
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22
Johns Hopkins University geneticists and a small army of researchers across the country, including students, are working to catalog the vast and largely unknown soil microbiome of the United States.
Ecology
Jan 6, 2026
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