
June 2021
The Bacterial Nanotubes Debate
The recently discovered structures are making waves in microbiology
Features
Infographics

Infographic: Sources of Variation in Bacterial Nanotube Studies
Differences in how researchers prepare and image samples can lead to discrepancies in their results.

Infographic: Pathways from Noise to Cardiovascular Damage
Research in mice and humans points to oxidative stress and inflammation as likely drivers of noise-induced health effects such as hypertension and heart disease.

Infographic: What Are Bacterial Nanotubes?
Unlike other cellular appendages, bacterial nanotubes are made solely of lipids and can connect the cytoplasm of different microbial species.

Infographic: How Fungi Squeeze Through Tight Spaces—or Don’t
A study finds that slower-growing species are better able to adjust their growth to fit their hyphae through narrow passages.
Notebook

Firefly Tourism Sparks Calls for Sustainable Practices
More and more people are traveling around the world to watch the luminous displays of fireflies, but tourism-related light pollution and habitat degradation threaten to snuff out the insects at some locations.

Sailing the Seas in Search of Microbes
Projects aimed at collecting big data about the ocean’s tiniest life forms continue to expand our view of the seas.
Critic at Large

Opinion: Comparing Coronaviruses
In addition to continued scruitiny of the SARS-CoV-2 virus, research on similar pathogens could aid in the fight against the COVID-19 pandemic and future disease outbreaks.
Bio Business

Fecal Microbiota Transplantation Is Poised for a Makeover
With multiple microbiota therapeutics in the pipeline for recurrent Clostridium difficile infection, clinicians foresee a shift in treatment options for the condition.
The Literature

Fungi Squeezed Through Microchannels Offer Clues to Cell Growth
A study finds that fast-growing species are stymied by narrow gaps, while slower-growing species can pass through and continue extending.

Broken Heart Syndrome Linked to the Brain
A chronically stressed amygdala can prime the heart to overreact to acute stress events, a new study shows.

Mucosal Vaccines Protect Mice from Viruses, Cancer
Scientists use a protein found in mucus membranes to ferry vaccines to the lymph nodes.
Scientist to Watch

Adriana L. Romero-Olivares Tracks Fungi’s Response to Climate Change
The New Mexico State University soil microbiologist uses molecular tools to understand how fungi are adapting to a warming world and what that might mean for global nutrient cycles.
Foundations

Leader of the Pack, 1903–1994
Ruth Ella Moore had a trailblazing career, overcoming barriers of racism and sexism as she pursued her interest in microbiology.
Reading Frames

Opinion: The Overlooked Power of Inhibitory Neurons
Understanding how the brain coordinates electrical activity could be key to developing more-effective treatments for a variety of brain disorders.
Contributors

Contributors
Meet some of the people featured in the June 2021 issue of The Scientist.
Editorial

The Psychology of Panic
The recent news of consumers hoarding gasoline in the face of a brief closure of one of the world’s biggest petroleum pipelines is just the latest episode of panic buying since the COVID-19 pandemic started.
Speaking of Science

Ten Minute Sabbatical
Take a break from the bench to puzzle and peruse.