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Where people matter, and serious work is done. Share your experiences with #WashU and look for @ WashU on Instagram and on TikTok. WashU.edu
Swapping sugar for “sugar-free” sweeteners may not be the win we think.

New WashU research shows sorbitol, found in gum, candy, and low-cal snacks, can be converted into fructose in the liver, raising new questions about its long-term health effects. https://bit.ly/44mHnNG
Alternative sweetener sorbitol linked to liver disease
A study from researchers at Washington University in St. Louis has found connections between the alternative sweetener sorbitol and liver disease.
bit.ly
February 13, 2026 at 5:16 PM
After breast cancer surgery, infections can mean more pain, more surgeries, and more stress. WashU Medicine researchers found a way to spot infections early, before symptoms, so doctors can treat faster and help patients heal without losing implants. #ResearchSky https://bit.ly/3MfENU0
Method spots early signs of infection after breast cancer reconstruction
A new tool developed by Washington University in St. Louis School of Medicine researchers could allow for preemptive treatment of implant-related infections that improves outcomes and reduces patients' emotional and financial burden.
bit.ly
February 12, 2026 at 6:51 PM
#ResearchSky A new WashU-led immunotherapy targets the root cause of dangerous artery plaque, not just the symptoms. The discovery could complement cholesterol-lowering treatments and offer hope for people whose heart disease needs more than diet or medication alone. https://bit.ly/4qnFZmd
Immunotherapy reduces plaque in arteries of mice
An antibody-based immunotherapy reduces plaque in the arteries of mice, offering a potential new strategy to treat cardiovascular disease, according to a study led by Washington University School of M...
bit.ly
February 12, 2026 at 3:36 PM
💪 Focus on safety
💦 Build a routine that fits you
🏋️ Tune in to your body

Looking to incorporate strength training into your workouts? These tips will help! https://bit.ly/3Mlihcn
What's the Easiest Way to Start Strength Training?
Strength training offers a range of benefits, experts say. Here's how to start.
bit.ly
February 12, 2026 at 12:28 AM
#ResearchSky Parkinson’s affects movement, sleep, and thinking, and current treatments can’t stop it.

A new study led by WashU pinpoints the brain network underlying the disease and shows that targeting it can dramatically improve symptoms without surgery. https://bit.ly/4tpIjfh
Brain network responsible for Parkinson's disease identified
A brain network first identified by Washington University in St. Louis School of Medicine researchers, called SCAN, is shown in a new study to be the neurological basis for Parkinson's disease. Patients receiving treatments targeted to this brain region...
bit.ly
February 10, 2026 at 6:23 PM
Hydrogen cars are clean and fast to refuel, but too expensive to go mainstream. WashU engineers are using iron instead of platinum in fuel cells, a change that could lower costs and help hydrogen-powered vehicles compete with gas and EVs. 💨 https://bit.ly/4bFADiz
Making hydrogen fuel cells ‘less precious'
Engineers at Washington University in St. Louis are working to bring stability to iron components instead of using more expensive precious metals in fuel-cell technologies.
bit.ly
February 10, 2026 at 3:17 PM
Look Up! ✨

The Northern Lights lit up the skies above campus, captured beautifully by WashU student Hanyu Xiao!

#WashU #northernlights #AuroraBorealis
November 13, 2025 at 11:46 PM
What if the carbon we throw away could help power the future? 💡

Feng Jiao and his team at the McKelvey School of Engineering have discovered a more cost-effective and longer-lasting method for converting waste carbon into usable energy. https://bit.ly/4ox3CIW
Inexpensive materials transform waste carbon into energy-rich compounds
Research from engineers at Washington University in St. Louis will help turn waste gas into energy-rich compounds for sustainable manufacturing.
bit.ly
November 7, 2025 at 9:09 PM
Majoring in fall. 🍂🍁🍂
November 7, 2025 at 6:11 PM
▪️ Invest in communities
▪️Advance safer technology
▪️Expand the evidence base

Dr. Sandro Galea, Dean of WashU's School of Public Health, is among the co-authors of a groundbreaking report on building a safer, healthier world. https://bit.ly/3LmmStZ
Toward a safer world by 2040
National experts — including WashU’s Sandro Galea — call for rethinking violence as a preventable public-health crisis and investing in community, technology and research to create lasting safety.
source.washu.edu
November 6, 2025 at 6:52 PM
Nearly 150M children under 5 face stunted growth from malnutrition.

Researchers at WashU Medicine and collaborators found that stable gut microbiomes support healthier growth, reshaping how we diagnose and treat malnutrition. https://bit.ly/3I2IRVE
Microbiome instability linked to poor growth in kids
Washington University in St. Louis School of Medicine researchers found that children with fluctuating gut microbiomes showed poorer growth compared with kids with a more stable microbiome. The study ...
bit.ly
November 5, 2025 at 9:09 PM
What turns a moment into a movement?

Protests shape our politics, culture, and media. Sociologist Kenneth "Andy" Andrews studies what makes movements powerful and sustainable. https://bit.ly/3IIeh3S
Washington People: Kenneth Andrews
The past two decades have been marked by unprecedented levels of activism in the U.S., with no signs of slowing down. Historically based research by Kenneth "Andy" Andrews, the Tileston Professor of Arts & Sciences at Washington University in St. Louis,...
bit.ly
October 8, 2025 at 2:13 PM
🏢 We ask where our food comes from; why not our glass? 🏬

Architect Aki Ishida examines the process of glass production and highlights the importance of understanding its origins for more sustainable design. https://bit.ly/42psOrI
Where does your glass come from?
Glass seems simple − it’s just sand and a few more ingredients. Yet mining and production are rarely local, raising questions about sustainability.
bit.ly
October 7, 2025 at 10:49 PM
Many people with rare immune disorders go years without a diagnosis because standard genetic tests can miss the underlying causes. Dr. Megan Cooper at WashU is using advanced gene sequencing to uncover hidden causes and help patients get the answers and treatments they need.
Research explores genetics underlying immune system disorders
Washington University School of Medicine in St. Louis researchers have received a $12.4 million grant from the National Institutes of Health (NIH) to study novel genetic causes of immune disorders.
bit.ly
September 25, 2025 at 2:53 PM
Scientists reveal how lifetime-acquired mutations interact with inherited genetic risk to drive blood cancer development. These findings pave the way for earlier detection and targeted preventive therapies.
Genetic study suggests ways to catch blood cancer earlier
In a new study, Washington University of St. Louis School of Medicine researchers shed light on how newly acquired mutations in blood stem cells interact with mutations passed down by parents to influ...
bit.ly
September 17, 2025 at 2:47 PM
Relax, recharge, and have a safe and happy Labor Day. ☀️
September 1, 2025 at 2:31 PM
For some patients, mysterious infections, autoimmune problems, or unusual reactions to everyday illnesses can signal a rare immune disorder—but standard tests don’t always find the cause. Dr. Megan Cooper at WashU is using new genetic techniques to find those missing answers.
Research explores genetics underlying immune system disorders
Washington University School of Medicine in St. Louis researchers have received a $12.4 million grant from the National Institutes of Health (NIH) to study novel genetic causes of immune disorders.
bit.ly
August 29, 2025 at 2:52 PM
From galaxies to grains of soil—physicist Mikhail Tikhonov uses math to decode the hidden rules of microbial ecosystems. His work could improve farming, protect waterways, and even guide the search for alien life. #AcademicSky #ScienceSky https://bit.ly/3VjeRaR
When physics meets ecology
Mikhail Tikhonov, an associate professor of physics in Arts & Sciences at Washington University in St. Louis, is using mathematical tools to deepen our understanding of microbial ecology and evolution...
bit.ly
August 28, 2025 at 6:33 PM
WashU Medicine scientists reveal how lifetime-acquired mutations interact with inherited genetic risk to drive blood cancer development. These findings pave the way for earlier detection and targeted preventive therapies.
Genetic study suggests ways to catch blood cancer earlier
In a new study, Washington University of St. Louis School of Medicine researchers shed light on how newly acquired mutations in blood stem cells interact with mutations passed down by parents to influence a person's lifetime risk of developing blood can...
bit.ly
August 27, 2025 at 2:44 PM
How much does luck actually impact #MarchMadness? 🤔

Not as much as you’d think, says sociologist Mark Rank. While upsets are part of the madness, basketball is the least luck-driven sport. bit.ly/4iQdOcD
Is March Madness All Luck?
As a Purdue Boilermakers fan, I’ve experienced plenty of heartbreak during the N.C.A.A. tournament. Was it a matter of skill, or of chance?
bit.ly
March 26, 2025 at 7:27 PM
A new nasal COVID-19 vaccine from WashU, designed to reduce transmission and protect against respiratory viruses, is entering Phase 1 trials. A major step toward controlling global health threats.
Nasal COVID-19 vaccine based on WashU technology to enter U.S. clinical trials
A nasal vaccine for COVID-19 – based on technology developed at Washington University in St. Louis – is poised to enter a phase 1 clinical trial in the U.S.
bit.ly
February 19, 2025 at 5:07 PM
Those red stigmas on hazelnut flowers?

WashU biologist Susanne Renner co-authored a study uncovering why red stigmas are common in wind-pollinated plants. bit.ly/42QkAKn
Lady in red
Research from biologist Susanne Renner in Arts & Sciences at Washington University in St. Louis reveals the function of red stigmas in wind-pollinated flowers.
bit.ly
February 18, 2025 at 7:56 PM
What can viral memes teach us about global connections?

East Asian languages and cultures researcher Jianqing Chen explores how social media humor fosters cross-cultural engagement.
How America fell in love with China's memes
The US government says Chinese apps and online activities threaten Americans' security. But US internet users can't get enough of Chinese memes.
bbc.in
February 13, 2025 at 6:06 PM
“Many people think, ‘Oh, cannabis is not harmful — it’s organic, it’s natural."

New research shows #cannabis use disorder is becoming a major public health concern, with patients facing nearly three times the risk of death. nyti.ms/3EwUuSy
Marijuana Dependence Linked to Higher Risk of Death
Two new Canadian studies are the largest to date looking at death rates and psychosis associated with cannabis use disorder.
nyti.ms
February 11, 2025 at 4:55 PM
What’s living in your plumbing? 💧

WashU #researchers led by Fangqiong Ling are uncovering the hidden microbiomes of household water systems, revealing diverse bacteria and resistance genes that could impact health. #sciencesky #researchsky
Scientists collect ‘microbial fingerprints’ found in household plumbing
Environmental engineers at Washington University in St. Louis are working to document the microbial populations that live in household plumbing.
bit.ly
February 10, 2025 at 7:44 PM