When stubborn bugs refuse to make drugs
Research published in the Proceedings of the National Academy of Sciences by biologist Joshua Blodgett in Arts & Sciences highlights comparative metabologenomics as a powerful approach to expose the features that differentiate strong antibiotic producers from weaker ones.
COVID-19 Exposure Notifications system launches for university community
Faculty, staff and students at Washington University will now be able to use a COVID-19 exposure notification system through their smartphones. The university is piloting the system, called MO/Notify, launched with approval from the state of Missouri.
Depth of perception
Minuscule tunnels through the cell membrane help cells to perceive and respond to mechanical forces, such as pressure or touch. A new study led by biologists in Arts & Sciences directly investigates what PIEZO channels are doing in the tip-growing cells in moss and pollen tubes of flowering plants, and how.
Two strands are tougher than one
Research from the lab of Kimberly Parker at the McKelvey School of Engineering reveals key differences between single- and double-stranded RNA, insights that may prove useful to fields from agriculture to medicine.
‘Good cholesterol’ may protect liver
A new study from the School of Medicine shows that a type of “good cholesterol” called HDL3, when produced in the intestine, protects the liver from inflammation and injury.
Muddied waters: sinking organics alter seafloor records
The remains of microscopic plankton blooms in near-shore ocean environments slowly sink to the seafloor, setting off processes that forever alter an important record of Earth’s history, according to research from geoscientists, including David Fike in Arts & Sciences.
Washington University lends support to Proposition R
Washington University in St. Louis has made a $25,000 contribution in support of Proposition R, an initiative that will appear on the ballot in an Aug. 3 special election in the city of St. Louis, as well as Franklin, Jefferson and St. Louis counties.
Nanoparticles create heat from light to manipulate electrical activity in neurons
Srikanth Singamaneni and Barani Raman in the McKelvey School of Engineering developed technology to use nanoparticles to heat, manipulate cells in the brain and heart.
Microbially produced fibers: stronger than steel, tougher than Kevlar
A new fiber, made by genetically engineered bacteria in the lab of Fuzhong Zhang, is stronger than steel and tougher than Kevlar.
Mothers may face increased workplace discrimination post-pandemic, research warns
Inflexible schedules and biased hiring practices, combined with gendered cultural norms around breadwinning and caregiving, lead to discrimination against mothers and perpetuate existing gender inequalities in the workplace, finds two new studies from Arts & Sciences.
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