Single filament of a bacterium
The Naked Eye Can Spy This Enormous Bacterium
At about 2 centimeters in length, Thiomargarita magnifica tests scientists’ notions of how large microbes can grow.
The Naked Eye Can Spy This Enormous Bacterium
The Naked Eye Can Spy This Enormous Bacterium

At about 2 centimeters in length, Thiomargarita magnifica tests scientists’ notions of how large microbes can grow.

At about 2 centimeters in length, Thiomargarita magnifica tests scientists’ notions of how large microbes can grow.

ABOVE: Jean-Marie Volland
brain-computer interface, disease & medicine, microbiology
Aerial view of crowd connected by lines
Monkeypox: What We Know (and What We Don’t)
Andy Carstens | Jun 24, 2022
The longer and farther the virus spreads, the more likely it could become endemic in new areas, says UCLA epidemiologist Anne Rimoin.
Child getting a bandaid put on arm by doctor.
FDA Green Lights COVID-19 Vaccines for Kids Under 5
Andy Carstens | Jun 17, 2022
Moderna and Pfizer-BioNTech shots could be given to the youngest kids as early as June 21.
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The Scientist Speaks - To Conserve and Protect: The Quest for Universal Vaccines
Niki Spahich, PhD | May 24, 2022
Patrick Wilson discusses the challenges in designing universal vaccines and his work developing one for influenza.
hourglass with coronaviruses instead of sand
Omicron Half as Likely to Lead to Long COVID as Delta: Study
Christie Wilcox | Jun 17, 2022
People who were vaccinated at least six months prior to infection had the lowest risk of lasting symptoms in a UK study.
Black and white photo of excavation<br><br>
Black Death Likely Originated in Central Asia
Andy Carstens | Jun 15, 2022
Genetic testing of people who died in Kyrgyzstan eight years before plague reached Europe reveals an ancient strain of the bacterium Yersinia pestis.
Millipore stock
Viral Nucleic Acid Purification in a Single Spin
The Scientist Creative Services Team, MilliporeSigma | Apr 6, 2022
A simple nucleic acid extraction approach quickly purifies genomic viral RNA and DNA while minimizing cross-contamination risks.
Artist’s rendition of bright blue microbes among intestinal lining
Study Links Depression with High Levels of an Amino Acid
Dan Robitzski | Jun 14, 2022
Experiments in animals and observations in humans suggest that the amount of proline circulating in one’s plasma has a strong association with depression severity.
Round white pills on a wooden surface
No Reduction in COVID-19 Hospitalizations, Deaths with Ivermectin
Catherine Offord | Jun 13, 2022
The ACTIV-6 trial reports that people who took the drug for three days may have spent slightly less time feeling unwell with SARS-CoV-2, but fails to find differences in disease progression between the treatment and placebo groups.
Don Ingber discusses how organ-on-a-chip technology helps identify, study, and combat viral variants that could cause the next pandemic.
The Scientist Speaks - Preventing the Next Pandemic with Organ Chips
Nele Haelterman, PhD | Mar 30, 2022
Don Ingber discusses how organ-on-a-chip technology helps identify, study, and combat viral variants that could cause the next pandemic.
Microscopic view of Candida albicans
Science Snapshot: Taming the Fungus Amongus
Lisa Winter | Jun 8, 2022
Human mucus contains glycans that could one day treat harmful Candida albicans infections.
A white lab mouse peers over the wall of a sprawling maze
Bacterial Metabolite May Regulate Cognition in Mice
Sophie Fessl | Jun 3, 2022
Microbes in the gut influence the death of support cells in the brain by producing isoamylamine, a study suggests.
The advantages of 3-D cell culture
The Advantages of 3-D Cell Culture
MilliporeSigma | Mar 29, 2022
3-D cell culture narrows the gap between in vitro and in vivo.
A microscope image of Legionellales bacteria infecting a protozoan
Ancestral Bacteria May Have Invaded Early Eukaryotic Cells
Clare Watson | Jun 1, 2022
The discovery that a group of cell-infecting bacteria lived roughly 2 billion years ago stirs a longstanding controversy around which came first: phagocytosis or mitochondria.
Outlines of people in multiple colors
HHMI to Award More than $1 Billion to Promote Equity in Research
Andy Carstens | May 26, 2022
A new program will provide 150 early-career scientists committed to advancing diversity, inclusion, and equity up to $8.6 million each.
Are your cell lines what you think they are?
Are Your Cell Lines What You Think They Are?
MilliporeSigma | Mar 29, 2022
Learn how to identify contamination and authenticate your cell lines.
Grey and white image of transmission electron tomography of monkeypox virus
US Case Adds to Unusual Monkeypox Outbreak
Natalia Mesa | May 19, 2022
Experts are scrambling to understand clusters of the normally rare disease that have been reported in Europe and North America in the last month.
Woman in face shield and blue gown taking cotton swab of patient's mouth while patient sits inside of car
What You Should Know About New Omicron Subvariants
Natalia Mesa | May 17, 2022
The presence and spread of new, more-infectious and immune-evading variants show that the coronavirus is not done mutating.
Why might cells die or fail to thrive in culture?
Why Might Cells Die or Fail to Thrive in Culture?
MilliporeSigma | Mar 29, 2022
Learn more about cell culture best practices.
Group of cells stained in either blue or green in a black background.
Diabetes Marker Linked to COVID-19 Severity in Mice
Alejandra Manjarrez | May 16, 2022
A sugar that’s less abundant in the blood of people with diabetes binds to SARS-CoV-2’s spike protein and disrupts the virus’s ability to fuse with cells.