Photo of Romaine River in Quebec
Microbial Analysis of River Reveals Considerable Diversity
Scientists in Canada trace how aquatic communities change as Quebec’s Romaine River flows into the sea.
Microbial Analysis of River Reveals Considerable Diversity
Microbial Analysis of River Reveals Considerable Diversity

Scientists in Canada trace how aquatic communities change as Quebec’s Romaine River flows into the sea.

Scientists in Canada trace how aquatic communities change as Quebec’s Romaine River flows into the sea.

ABOVE: Masumi Stadler
metagenomics
Seagrass underwater on a sandy seabed.
Seagrasses Continue to Emit Methane Decades After Death
Alejandra Manjarrez | Feb 22, 2022
Methane production, likely achieved by a diverse group of methanogenic archaea, occurs at similar rates in both alive and dead seagrasses, a study reports. The findings highlight the potential environmental impact of seagrasses declining globally.
Fish in a big blue aquarium
Microbes Responsible for Stealing Aquarium Medicine
Amanda Heidt | Feb 1, 2022
Researchers discover that bacteria break down medicinal compounds for their nitrogen, solving a mystery that has vexed aquatic veterinarians for years.
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Revealing Neuronal Influencers Among the Gut Microbiome
The Scientist Creative Services Team | Mar 2, 2022
In this webinar, Sarkis Mazmanian and Daniel Mucida highlight how intestinal bacteria influence neuronal function and regeneration.
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Distinct Microbiome and Metabolites Linked with Depression
Rachael Moeller Gorman | Dec 9, 2020
The gastrointestinal tracts of people with major depressive disorder harbor a signature composition of viruses, bacteria, and their metabolic products, according to the most comprehensive genomic and metabolomic analysis in depression to date.
Life Thrives Within the Earth’s Crust
Catherine Offord | Oct 1, 2018
From journeys into mines to explorations of volcanoes on the ocean floor, deep voyages reveal the richness of the planet’s deep biosphere.
Mummified Gut Bugs Reveal Ancient Dietary Secrets
Mummified Gut Bugs Reveal Ancient Dietary Secrets
Iris Kulbatski, PhD | Jan 10, 2022
Reconstructing the diet and microbiome of human ancestors shows an astonishingly rapid loss of microbiome diversity.
Archaea Family Tree Blossoms, Thanks to Genomics
Amber Dance | Jun 1, 2018
Identification of new archaea species elucidates the domain’s unique  biology and sheds light on its relationship to eukaryotes.
Genomic Particularities Hint at Vampire Bat’s Ability to Live Off Blood
Kerry Grens | Feb 19, 2018
In cooperation with its microbiome, the animal has genetic help in digesting blood and warding off pathogens.
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Gut Bugs May Help Centenarians Reach Their 100th Birthdays
Roni Dengler, PhD | Aug 30, 2021
Centenarians have distinct microbiomes with species that produce unique bile acids, which may help thwart illness.
Shotgun Sequencing Outdone by Amplicon
Catherine Offord | Aug 8, 2017
The shotgun approach, typically thought to be the superior method, may substantially underestimate diversity in environments that have not already been classified, researchers find.
Mini-Metagenomics Leads to Microbial Discovery
Abby Olena | Jul 14, 2017
Researchers develop a method that combines the strengths of shotgun metagenomics and single-cell genome sequencing in a microfluidics-based platform.
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Understanding Our Enemies: Identifying Mechanisms of Antibiotic Resistance
The Scientist Creative Services Team | Aug 3, 2021
Researchers sample and sequence bacteria from biological and environmental sources to learn how to overcome selective pressure
Number of Bacterial and Archaeal Type Strains Doubled
Aggie Mika | Jun 14, 2017
Scientists expand the microbial tree of life by publishing more than 1,000 novel reference genomes.  
Unknown Protein Structures Predicted
Ruth Williams | Jan 19, 2017
Metagenomic sequence data boosts the power of protein modeling software to yield hundreds of new protein structure predictions.
A Little Help From My Friends: Lessons Learned From Microbiome Metagenomics
The Scientist Creative Services Team | Jul 2, 2020
Heather Jordan and Jennifer Wargo will discuss how metagenomics studies help uncover new and medically relevant functions of the human microbiome.
Transplanted Fecal Microbes Stick Around
Tanya Lewis | Apr 28, 2016
Donor bacteria coexist with a recipient’s own for three months after a fecal transplant.
Branching Out
Ashley P. Taylor | Apr 11, 2016
Researchers create a new tree of life, largely composed of mystery bacteria.
Sold on Symbiosis
Anna Azvolinsky | Jul 1, 2015
A love of the ocean lured Nicole Dubilier into science; gutless sea worms and their nurturing bacterial symbionts keep her at the leading edge of marine microbiology.
Gutless Worm
The Scientist Staff | Jun 30, 2015
Meet the digestive tract–lacking oligochaete that has fueled Max Planck researcher Nicole Dubilier’s interest in symbiosis and marine science.