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Salk News


Salk Institute welcomes technology leader Fred Luddy to Board of Trustees

LA JOLLA—The Salk Institute today announced the appointment of Fred Luddy, founder of ServiceNow, to its Board of Trustees.


Salk Institute names plant geneticist Detlef Weigel as Nonresident Fellow

LA JOLLA—The Salk Institute has named plant geneticist Detlef Weigel a Nonresident Fellow, making him a member of the group of eminent scientific advisors who guide the Institute’s leadership. Weigel is a director and scientific member at the Max Planck Institute for Biology Tübingen in Germany, as well as an adjunct professor at the Salk Institute and University of Tübingen.


Bile acids exacerbate liver cancer, dietary supplement may offer relief

LA JOLLA—Immunotherapy is a modern approach to cancer treatment that uses a patient’s own immune system to help fight tumors. It has made an incredible impact on treating cancers in many different organ systems, including the lung, kidney, and bladder—but for other cancers, such as liver cancer, the therapy has been much less effective. This discrepancy is especially concerning as liver cancer rates have nearly tripled in the last 40 years.


Putting a lid on excess cholesterol to halt bladder cancer cell growth

LA JOLLA—Like all cancers, bladder cancer develops when abnormal cells start to multiply out of control. But what if we could put a lid on their growth?


Two-in-one root armor protects plants from environmental stressors and fights climate change

LA JOLLA—Plants may burrow into the ground and stretch toward the sun, but they’re ultimately stuck where they sprout—at the mercy of environmental threats like temperature, drought, and microbial infection. To compensate for their inability to up and move when danger strikes, many plants have evolved ways to protect themselves by altering their physiology, such as building armor around parts of their body and roots called the periderm. However, since many plant biologists who study tissue development look at young plants, later-in-life periderm development has remained relatively unexplored.


Plant cells gain immune capabilities when it’s time to fight disease

LA JOLLA—Human bodies defend themselves using a diverse population of immune cells that circulate from one organ to another, responding to everything from cuts to colds to cancer. But plants don’t have this luxury. Because plant cells are immobile, each individual cell is forced to manage its own immunity in addition to its many other responsibilities, like turning sunlight into energy or using that energy to grow. How these multitasking cells accomplish it all—detecting threats, communicating those threats, and responding effectively—has remained unclear.


Your immune cells are what they eat

LA JOLLA—The decision between scrambled eggs or an apple for breakfast probably won’t make or break your day. However, for your cells, a decision between similar microscopic nutrients could determine their entire identity. If and how nutrient preference impacts cell identity has been a longstanding mystery for scientists—until a team of Salk Institute immunologists revealed a novel framework for the complicated relationship between nutrition and cell identity.


Superior photosynthesis abilities of some plants could hold key to climate-resilient crops

LA JOLLA—More than 3 billion years ago, on an Earth entirely covered with water, photosynthesis first evolved in little ancient bacteria. In the following many millions of years, those bacteria evolved into plants, optimizing themselves along the way for various environmental changes. This evolution was punctuated around 30 million years ago with the emergence of a newer, better way to photosynthesize. While plants like rice continued using an old form of photosynthesis known as C3, others like corn and sorghum developed a newer and more efficient version called C4.


Seven Salk scientists named among most highly cited researchers in the world

LA JOLLA—Salk Professors Joseph Ecker, Ronald Evans, Rusty Gage, Satchidananda Panda, Reuben Shaw, and Kay Tye, as well as research assistant Joseph Nery, have all been named to the Highly Cited Researchers list by Clarivate. The 2024 list includes 6,636 researchers from 59 countries who have demonstrated “significant and broad influence in their fields of research,” as reflected by their publication of multiple papers over the past decade that rank in the top 1% by citations for their fields.


Neuroscientists discover how the brain slows anxious breathing

LA JOLLA—Deep breath in, slow breath out… Isn’t it odd that we can self-soothe by slowing down our breathing? Humans have long used slow breathing to regulate their emotions, and practices like yoga and mindfulness have even popularized formal techniques like box breathing. Still, there has been little scientific understanding of how the brain consciously controls our breathing and whether this actually has a direct effect on our anxiety and emotional state.


Cholesterol is not the only lipid involved in trans fat-driven cardiovascular disease

LA JOLLA—Excess cholesterol is known to form artery-clogging plaques that can lead to stroke, arterial disease, heart attack, and more, making it the focus of many heart health campaigns. Fortunately, this attention to cholesterol has prompted the development of cholesterol-lowering drugs called statins and lifestyle interventions like dietary and exercise regimens. But what if there’s more to the picture than just cholesterol?


Joanne Chory, Salk Institute professor and pioneering plant biologist, dies at age 69

LA JOLLA—Salk Professor Joanne Chory, one of the world’s preeminent plant biologists who led the charge to mitigate climate change with plant-based solutions, died on November 12, 2024, at the age of 69 due to complications from Parkinson’s disease. She was diagnosed with Parkinson’s in 2004 and, despite the challenges, continued to lead her research team until the time of her death.


Suzanne Page named Salk Institute’s Chief Operating Officer

LA JOLLA—The Salk Institute has appointed Suzanne Page as Vice President and Chief Operating Officer (COO). She assumed the position on October 14, succeeding Kim Witmer, who retired after serving 39 years at the Institute.


Through the looking glass: A cross-chiral reaction challenges our definition of life

LA JOLLA—Just like your left and right hand exist as mirror images of each other, many biological molecules have their own form of left- and right-handedness, called chirality. Our DNA, for example, is made of right-handed chiral molecules which combine to form a right-handed double helix. The left-handed version would look like its mirror image, forming a helix that spins in the opposite direction.


Scientists create first map of DNA modification in the developing human brain

LA JOLLA—A new study has provided an unprecedented look at how gene regulation evolves during human brain development, showing how the 3D structure of chromatin—DNA and proteins—plays a critical role. This work offers new insights into how early brain development shapes lifelong mental health.


Salk Institute’s Nicola Allen receives 2024 NIH Director’s Pioneer Award

LA JOLLA—The National Institutes of Health (NIH) has selected Salk Associate Professor Nicola Allen to receive a 2024 NIH Director’s Pioneer Award. The award recognizes exceptionally creative scientists pursuing highly innovative research and groundbreaking approaches to major challenges in biomedical, behavioral, or social sciences.


New brain-mapping tool may be the “START” of next-generation therapeutics

LA JOLLA—Scientists at the Salk Institute are unveiling a new brain-mapping neurotechnology called Single Transcriptome Assisted Rabies Tracing (START). The cutting-edge tool combines two advanced technologies—monosynaptic rabies virus tracing and single-cell transcriptomics—to map the brain’s intricate neuronal connections with unparalleled precision.


One in three Americans has a dysfunctional metabolism, but intermittent fasting could help

LA JOLLA—More than one-third of adults in the United States have metabolic syndrome, a cluster of conditions that significantly raise a person’s risk of heart disease, stroke, and type 2 diabetes. These conditions include high blood pressure, elevated blood sugar, excess abdominal fat, and abnormal cholesterol levels.


Fuel level low! Energy deficits harm athletes’ health, new research tool reveals how

LA JOLLA—In 2014, the International Olympic Committee named a syndrome affecting many of its athletes: relative energy deficiency in sport, or REDs. It’s now estimated that more than 40% of professional athletes have REDs, and the rate could be even higher in recreational athletes and exercisers.


Salk Science Network enables trailblazing research collaborations with swift data transfers

LA JOLLA—The Salk Institute has launched the Salk Science Network (SciNET), a new state-of-the-art, high-speed network that enhances scientific data transfer between research collaborators. This offering is the latest advancement enabled by Salk’s Biocomputation Initiative, which aims to provide the funding, technology, and expertise required to address the challenges posed by increasingly data-intensive research in biological sciences, such as machine learning and artificial intelligence.