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tag global health genetics genomics evolution microbiology

Individual bacterial transcriptomes each plotted as a single point create a ring-shaped structure.
Rapidly Dividing Bacteria Coordinate Gene Expression and Replication
Kamal Nahas, PhD | Mar 15, 2024 | 4 min read
E. coli divides faster than it can replicate its genome, while simultaneously expressing its genes. Scientists recently revealed the intricate molecular coordination that makes this possible.
A close up of a tick held in a pair of forceps, with Kevin Esvelt’s face out of focus in the background.
CRISPR Gene Drives and the Future of Evolution
Hannah Thomasy, PhD | Mar 15, 2024 | 10+ min read
Genetic engineering pioneer Kevin Esvelt’s work highlights biotechnology’s immense potential for good—but also for catastrophe.
bacteria and DNA molecules on a purple background.
Engineering the Microbiome: CRISPR Leads the Way
Mariella Bodemeier Loayza Careaga, PhD | Mar 15, 2024 | 10+ min read
Scientists have genetically modified isolated microbes for decades. Now, using CRISPR, they intend to target entire microbiomes.
800x560-october-20-2021
Keeping Pace With SARS-CoV-2 Evolution
The Scientist Creative Services Team in collaboration with Thermo Fisher Scientific | Sep 29, 2021 | 1 min read
Eugene Koonin and Eric Niederkofler discuss novel technologies to improve viral mutation surveillance.
A Nile rat sitting atop fruits
Genome Spotlight: Nile Rat (Avicanthis niloticus)
Christie Wilcox, PhD | Nov 23, 2022 | 4 min read
A reference sequence for this emerging model organism will facilitate research on type 2 diabetes and the health effects of circadian rhythm disruption.
Haydeh Payami is wearing a purple dress and an orange and pink scarf and standing in front of a whiteboard.
A Microbial Link to Parkinson’s Disease
Mariella Bodemeier Loayza Careaga, PhD | Dec 4, 2023 | 6 min read
Haydeh Payami helped uncover the genetic basis of Parkinson’s disease. Now, she hopes to find new ways to treat the disease by studying the gut microbiome.
SARS-CoV-2 Genetic Variant May Be More Transmissible
Abby Olena, PhD | Nov 25, 2020 | 4 min read
The so-called 614G mutation in the viral spike protein does not appear to cause more severe cases of COVID-19, but multiple studies indicate that it could be more contagious.
A scanning electron micrograph of the picozoan Picomonas judraskeda
Picozoans Are Algae After All: Study
Christie Wilcox, PhD | May 6, 2021 | 5 min read
Phylogenomics data place the enigmatic plankton in the middle of the algal family tree, despite their apparent lack of plastids—an organelle characteristic of all other algae.
Watercolor coronaviruses in green, red, blue, and purple are layered above an abstract background of watercolor swashes
Plenty of Evidence for Recombination in SARS-CoV-2
Abby Olena, PhD | Sep 2, 2021 | 7 min read
Different variants of the virus behind the COVID-19 pandemic are swapping chunks of genetic material, but it’s not yet clear what implications that may have for public health.
The Scientist Staff | Mar 19, 2024

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