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microbiology

Epithelial cells and fungal spores are marked with fluorescent dyes. Cells have an irregular shape and are shown in green and blue colors. Spores are spherical in shape and are labeled green if they are surrounded by p11 protein. A protein in mature phagosomes is labeled violet.
Fungal Spores Hijack a Host Protein to Escape Death
Mariella Bodemeier Loayza Careaga, PhD | Jun 20, 2023 | 3 min read
Uncovering the components used by Aspergillus fumigatus to avoid intracellular destruction broadens our understanding of the mold’s pathogenesis. 
bacteria inside a biofilm
How Bacterial Communities Divvy up Duties
Holly Barker, PhD | Jun 1, 2023 | 10+ min read
Biofilms are home to millions of microbes, but disrupting their interactions could produce more effective antibiotics.
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 | 1 min read
Don Ingber discusses how organ-on-a-chip technology helps identify, study, and combat viral variants that could cause the next pandemic.
Henry Erlich 
A Not-So-Simple Idea
Niki Spahich, PhD | Jun 1, 2023 | 5 min read
A moonlit drive inspired the theory behind PCR. What did it take to make that wild idea reality?
The Biofilm Life Cycle
Infographic: Stages of Biofilm Formation
Holly Barker, PhD | Jun 1, 2023 | 1 min read
Free-swimming bacteria settle on a surface to cooperate and form a protective biofilm.
The advantages of 3-D cell culture
The Advantages of 3-D Cell Culture
MilliporeSigma | 1 min read
3-D cell culture narrows the gap between in vitro and in vivo.
Julie Trolle and Jef Boeke
Self Sufficient Cells?
Katherine Irving | Jun 1, 2023 | 4 min read
Animal cells cannot produce 9 of the 20 amino acids they need to function. Some researchers are looking to change that.
Aerial view Mangrove forest and canal through the forest.
Garbage to Guts: The Slow-Churn of Plastic Waste
Iris Kulbatski, PhD | Jun 1, 2023 | 4 min read
The winding trail of environmental microplastics leads researchers to the human digestive ecosystem.
Are your cell lines what you think they are?
Are Your Cell Lines What You Think They Are?
MilliporeSigma | 1 min read
Learn how to identify contamination and authenticate your cell lines.
Pseudomonas Aeruginosa
Cooperation and Cheating
Mariella Bodemeier Loayza Careaga, PhD | Jun 1, 2023 | 6 min read
Bacteria cooperate to benefit the collective, but cheaters can rig the system. How is the balance maintained?
Infographic showing strategies used by cooperators to curb the cheater population in a bacterial community
Infographic: Curbing the Cheaters 
Mariella Bodemeier Loayza Careaga, PhD | Jun 1, 2023 | 1 min read
From spatial structuring to policing, cooperative bacteria have a wide toolkit to contain the spread of cheaters.
Why might cells die or fail to thrive in culture?
Why Might Cells Die or Fail to Thrive in Culture?
MilliporeSigma | 1 min read
Learn more about cell culture best practices.
Man in blue shirt holding a paper representation of the intestines
Gut Bacteria Contribute to Anorexia
Kamal Nahas, PhD | May 1, 2023 | 3 min read
Microbiomes transplanted from women with anorexia nervosa into mice enhanced symptoms of the eating disorder, such as rapid weight loss and reduced appetite.
Image shows photorhabdus virulence cassettes (green) binding to insect cells (blue) prior to injection of payload proteins. 
Engineered Bacterial “Syringes” Can Deliver Drugs Into Human Cells
Rohini Subrahmanyam, PhD | Apr 20, 2023 | 4 min read
Researchers repurpose tiny bacterial injection systems to specifically inject a wide variety of proteins into human cells and living mice.
Discover the predictive power of wastewater for tracking pathogens
Wastewater’s Hidden Value for Monitoring Public Health
The Scientist and Bio-Rad Laboratories | 1 min read
Learn about wastewater-based epidemiology—from its conception to its present state and into its future.
Bladder epithelial tissue, where cell junctions are shown in green and nuclei in blue. This was grown in vitro from cells taken from mice with chronic cystitis.
Bladder ‘Memory’ Influences Urinary Tract Infection Recurrence in Mice
Alejandra Manjarrez, PhD | Apr 12, 2023 | 3 min read
Urinary tract infections leave permanent epigenetic marks in the mouse bladder epithelium, reprogramming its response to subsequent infections, a study finds.
Artist’s rendition of orange DNA coiled around a blue histone protein.
“Cryptic Transcription”: How Aging Cells Express Fragments of Genes
Kamal Nahas, PhD | Apr 6, 2023 | 4 min read
Aging cells with weakened gene regulation spuriously transcribe RNAs, but their impact on health and longevity still needs to be examined.
Profiling Microbes in Their Environmental Context
Profiling Microbes in Their Environmental Context
The Scientist | 1 min read
In this webinar, an expert panel will discuss nucleic acid recovery and sequencing methods from biological samples found in unusual habitats.
X-ray crystallography of penicillin
Crystal-Clear Penicillin, 1945
Brittany McWilliams | Apr 3, 2023 | 4 min read
Political activist and Nobel winner Dorothy Crowfoot Hodgkin pioneered X-ray crystallography to discover the molecular structures of penicillin and insulin.
Illustration of newly discovered mechanism allowing kinesin to “walk” down a microtubule. A green kinesin molecule with an attached yellow fluorophore is shown passing through a blue laser as it rotates step by step along a red and purple microtubule, fueled by blue ATP molecules that are hydrolyzed into orange ADP and phosphate groups.
High-Resolution Microscope Watches Proteins Strut Their Stuff
Holly Barker, PhD | Mar 31, 2023 | 3 min read
Modification on a high-resolution fluorescent microscopy technique allow researchers to track the precise movements of motor proteins. 
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