Two agar plates next to each other. One is empty while the other is growing multiple different cultured organisms, colored white, beige, and green.
Most Archaea and Bacteria are Nameless. SeqCode Could Change That
The Scientist spoke with microbiologist William Whitman about a new system of nomenclature for prokaryotic organisms that can’t be cultured.
Most Archaea and Bacteria are Nameless. SeqCode Could Change That
Most Archaea and Bacteria are Nameless. SeqCode Could Change That

The Scientist spoke with microbiologist William Whitman about a new system of nomenclature for prokaryotic organisms that can’t be cultured.

The Scientist spoke with microbiologist William Whitman about a new system of nomenclature for prokaryotic organisms that can’t be cultured.

bacteria
Bright purple and orange lactobacillus bacteria.
How a Specific Gut Bacterium May Cause Type 1 Diabetes
Dan Robitzski | Aug 25, 2022
A bacterium that produces an insulin-like peptide can give mice type 1 diabetes, and infection with the microbe seems to predict the onset of the disease in humans, a study finds.
Newly hatched stinkbugs climbing over a pile of eggs.
Best Bugs: How E. coli Evolves into a Stinkbug Symbiont
Hannah Thomasy | Aug 15, 2022
Experimental evolution study sheds new light on the origin of animal-microbe symbioses and what it takes for bacteria to support their insect hosts.
iStock
The Scientist Speaks - Rising From the Dead: How Antibiotic Resistance Genes Travel Between Current and Past Bacteria
Nele Haelterman, PhD
Heather Kittredge and Sarah Evans discuss the environmental conditions that facilitate natural transformation in bacteria’s native habitat.  
Magical fairytale forest. Coniferous forest covered of green moss. Mystic atmosphere.
The Unusual Functions of Geosmin
Connor Lynch | Aug 1, 2022
The compounds responsible for the earthy smell of recent rain are produced by a wide variety of bacteria and fungi. Recent research sheds light on why microbes bother.
Calm lake reflecting sky with boat in foreground
Plastic Pollution Boosts Bacterial Growth in Lake Water
Patience Asanga | Jul 26, 2022
A study finds that not only did aquatic bacteria thrive when chemicals washed from degrading plastic were introduced into lake water, they also broke down organic matter more efficiently.
Learn About the Latest Innovations in Microbiology Research
Getting Ahead of the Curve with Microbiological Assays
The Scientist Creative Services Team and Tecan
Versatile technology helps scientists streamline microbiology research.
Spherical colonies of <em>Vibrio splendidus&nbsp;</em>bacteria
Inside Versus Out: A New Form of Bacterial Cooperation
Natalia Mesa | Jul 20, 2022
Oceanic bacteria form a transient spherical community to conquer large food sources, taking on different roles to break down the bounty more efficiently.
Antibiotic resistant bacteria inside a biofilm, 3D illustration. Biofilm is a community of bacteria where they aquire antibiotic resistance and communicate with each other by quorum sensing molecules
How a Bacterium Manages to Reproduce During Famine
Viviane Callier | Jul 18, 2022
When Caulobacter crescentus finds itself in a nutrient-poor environment, it clusters an enzyme necessary for cell division thanks to a physical phenomenon known as phase separation so it can make better use of dwindling fuel.
Discover how to avoid PCR inhibition
Crude Samples, Optimal Results
The Scientist Creative Services Team and MilliporeSigma
Discover how to avoid the PCR inhibitors that lurk in most nucleic acid samples.
Caulobacter crescentus, concentrating DivJ
Infographic: Nutrient Scarcity Drives Phase Separation in Bacteria
Viviane Callier | Jul 18, 2022
When the bacterium Caulobacter crescentus runs low on fuel, it can still replicate by clustering its remaining ATP around the cell division enzyme DivJ.
A section of a mouse distal colon showing luminal contents with bacteria in magenta, the mucus lining (green) and the epithelial cell barrier of the gut (blue, right).
Mapping the Neighborhoods of the Gut Microbiome
Abby Olena | Jul 1, 2022
Researchers are going beyond fecal samples to understand how the patterns of commensal microbes in the gastrointestinal tract influence development and health.
Engineered Bacteria Make Tumors More T Cell-Friendly
Engineered Bacteria Make Tumors More T Cell-Friendly
Aparna Nathan
Microbes designed to produce specific immunomodulatory metabolites could give immunotherapy a boost.
Sleeping mice in chambers with mosquitoes behind them on a mesh
Mosquitoes Drawn to Hosts Infected by Dengue, Zika
Patience Asanga | Jun 30, 2022
Flavivirus infections alter the skin microbiome of mice to increase the production of a sweet-smelling compound that attracts the viruses’ insect vectors, a study finds.
Single filament of a bacterium<br><br>
The Naked Eye Can Spy This Enormous Bacterium
Andy Carstens | Jun 24, 2022
At about 2 centimeters in length, Thiomargarita magnifica tests scientists’ notions of how large microbes can grow.
John Glass describes why researchers constructed a synthetic unicellular organism and how it unravels the secrets of evolution.
The Scientist Speaks - DIY Cells: Understanding Life with a Synthetic Minimal Cell
Sejal Davla, PhD
John Glass describes why researchers constructed a synthetic unicellular organism and how it unravels the secrets of evolution.
Ribonucleic acid strands consisting of nucleotides important for protein bio-synthesis
Katharina Höfer Probes the Machinery of Bacterial Gene Expression
Hannah Thomasy | Jun 13, 2022
The molecular biologist studies how chemical modifications to RNA building blocks change the way RNA regulates complex cellular processes.
Illustration showing rod-shaped Mycobacterium tuberculosis bacteria in the lungs of a person with tuberculosis
Delayed T cell Response Allows Tuberculosis to Gain Foothold in Monkeys
Anna Napolitano | Jun 1, 2022
The results could help guide the design of new vaccines for the disease.
Researchers target E. coli in the mouse gut
Modifying the Microbiome In Vivo, One Species or Gene at a Time
Niki Spahich, PhD
To manipulate the microbiome, researchers engineered a CRISPR delivery system that precisely targets bacteria in the mouse gut.
salmonella bacteria 3d illustration
Salmonella Injection Helps the Mouse Immune System Kill Tumors
Dan Robitzski | May 16, 2022
Nanoparticle-coated bacteria can capture tumor antigens and deliver them to immune cells, triggering a response that improved survival rates in mice.