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Salk Institute


Making new memories is a balancing act

Salk Institute scientists discover brain's memory storage is dynamic, with some synapses growing larger and others shrinking as a result of learning. This balance allows for increased overall storage capacity, enabling the brain to store more information.

SourceSalk Institute·JournalProceedings of the National Academy of Sciences·DateMar 14, 2018

Salk scientists find power switch for muscles

Researchers at the Salk Institute have identified ERRγ as a key player in delivering benefits associated with endurance exercise. By increasing ERRγ, they found that skeletal muscle energy production and endurance were restored, making it a potential therapeutic target for conditions such as muscular dystrophy.

SourceSalk Institute·JournalCell Reports·DateMar 6, 2018

How the brain tells our limbs apart

A Salk Institute study has identified distinct molecular profiles in V2a neurons that control arm and leg movements, shedding light on neural regulation of motor control. The findings could lead to personalized stem-cell-based treatments for repairing spinal cord injuries.

SourceSalk Institute·JournalNeuron·DateFeb 21, 2018

Timing is everything, to our genes

A Salk Institute study has discovered that nearly 80 percent of genes exhibit daily fluctuations, with the most rhythmic genes peaking in early morning and late afternoon. This finding has significant implications for understanding circadian disruption's impact on diseases such as depression and heart disease.

SourceSalk Institute·JournalScience·DateFeb 8, 2018

Self-defense for plants

Researchers found that SOBER1, a plant protein, removes acetyl groups added by bacterial proteins, preventing the plant's immune response. This discovery could lead to strategies to boost plants' natural immunity or contain infections threatening agricultural crops.

SourceSalk Institute·JournalNature Communications·DateJan 8, 2018

Revealing the best-kept secrets of proteins

Scientists at Salk Institute develop novel approach to discover critical contacts on proteins, uncovering new functions for well-studied proteins. The technique has significant implications for therapeutic drug development, which relies heavily on physical interaction with cellular targets.

SourceSalk Institute·JournalGenetics·DateDec 14, 2017

When your spinal cord takes charge

Researchers at Salk Institute reveal specific neurons called RORbeta interneurons inhibit transmission of disruptive sensory info, promoting a fluid gait during walking. This sophisticated spinal cord processing highlights the nervous system's ability to selectively shut off irrelevant information.

SourceSalk Institute·JournalNeuron·DateDec 7, 2017

Fruit fly brains inform search engines of the future

Researchers at Salk Institute have found that fruit fly brains use an efficient method to perform similarity searches, expanding the dimension of odor information to improve detection. This approach could inform computer algorithms and enhance their ability to find similarities quickly.

SourceSalk Institute·JournalScience·DateNov 9, 2017

The right way to repair DNA

Researchers found that tiny protein CYREN inhibits fast but error-prone NHEJ pathway and enables slower HR pathway, offering potential tool against cancer. CYREN's discovery clarifies longstanding mystery about DNA repair pathways.

SourceSalk Institute·JournalNature·DateSep 20, 2017

MicroRNA helps cancer evade immune system

Researchers at Salk Institute discover two microRNAs that help cancer cells survive and subvert the immune response by lowering cGAS levels. Inhibiting these microRNAs in tumor cells slowed tumor growth, but their effect was diminished in immune-deficient mice.

SourceSalk Institute·JournalNature Cell Biology·DateSep 18, 2017

Partnership for a healthy brain

Scientists at the Salk Institute have identified a key protein complex involved in regulating brain cell identity, with high levels of Nup153 found to be necessary for maintaining precursor status. This finding may provide new insights into the underlying causes of neurological disorders such as schizophrenia and Alzheimer's disease.

SourceSalk Institute·JournalCell Stem Cell·DateSep 14, 2017

Protein turnover could be clue to living longer

Scientists at the Salk Institute have discovered an errant protein process in a rare genetic disorder that could help healthy people live longer. The study found rapid protein turnover and enlarged nucleoli in progeria cells, which may serve as biomarkers for aging.

SourceSalk Institute·JournalNature Communications·DateAug 30, 2017

New kinds of brain cells revealed

Scientists have identified new subtypes of brain cells in mice and humans using DNA analysis, revealing a complex diversity of neurons. This breakthrough opens the door to understanding how many types of neurons exist, which could lead to improved treatments for brain-related diseases.

SourceSalk Institute·JournalScience·DateAug 10, 2017

How plant architectures mimic subway networks

Researchers found that plant architectures mimic subway networks by balancing competing objectives of cost and performance. By analyzing 3D scans of growing plants, the team identified a universal design principle guiding plant growth, which could help increase crop yields or breed plants better adapted to climate change.

SourceSalk Institute·JournalCell Systems·DateJul 26, 2017

How plants grow like human brains

Salk scientists discovered that mathematical rules governing plant growth are similar to brain cell connections. The team used 3D laser scanning to analyze plant architecture and found a Gaussian branch density function, suggesting universal rules of logic governing branching growth across biological systems.

SourceSalk Institute·JournalCurrent Biology·DateJul 6, 2017

New method to rapidly map the 'social networks' of proteins

Researchers have developed a new high-throughput technique to determine protein interactions, generating massive libraries and revealing over 8,000 interactions in Arabidopsis transcription factors. This approach enables faster study of fundamental biological interactions and potential treatments for metabolic dysfunction.

SourceSalk Institute·JournalNature Methods·DateJun 26, 2017

How the brain recognizes what the eye sees

Researchers analyzed how neurons in V2 respond to natural scenes, discovering three principles: combining edges, cross-orientation suppression, and repeating patterns. This work provides insight into the brain's ability to recognize faces, cars, and other objects.

SourceSalk Institute·JournalNature Communications·DateJun 8, 2017

How cells divide tasks and conquer work

A new mathematical framework developed by Tatyana Sharpee and colleagues provides a theoretical understanding of how different cell types divide work among themselves. This framework could help explain greater efficiency and reliability in cell function, as well as the impact of disease when division of labor is not effective.

SourceSalk Institute·JournalNeuron·DateJun 7, 2017

A star is born: Lesser-known brain cell takes center stage

Researchers at Salk Institute developed a new protocol to derive astrocytes from human stem cells, which could provide breakthroughs for treatments of stroke, Alzheimer's and psychiatric disorders. The method allows for faster and more effective production of astrocytes, enabling researchers to model neurological disorders in a dish.

SourceSalk Institute·JournalStem Cell Reports·DateJun 6, 2017

A better dye job for roots -- in plants

A researcher at Salk Institute has discovered a fluorescent dye that reveals root growth is more influenced by auxin than thought, shedding light on the acidification theory and its role in plant growth. The study could inform faster-growing crop production or mitigate climate change effects.

SourceSalk Institute·JournalProceedings of the National Academy of Sciences·DateJun 1, 2017

Helping plants pump iron

A recent study at Salk Institute found that genetic variants of a single gene, FRO2, play a crucial role in determining a plant's ability to grow and stay healthy in environments with limited iron. The research has the potential to improve crop yields and increase dietary sources of iron for animals and humans.

SourceSalk Institute·JournalNature Communications·DateMay 24, 2017

Identical twins; not-so-identical stem cells

Researchers found that even though iPSCs derived from identical twins have the same genes, they have distinct epigenetic markers, particularly near MYC binding sites. This discovery helps scientists better understand the processes involved in reprogramming cells and the differences between iPSCs and ESCs.

SourceSalk Institute·JournalCell Stem Cell·DateApr 19, 2017

New method predicts who will respond to lithium therapy

Scientists at the Salk Institute have developed a new method to predict which individuals with bipolar disorder will respond to lithium therapy. Using a system trained on electrical firing patterns of neurons from six patients, the method achieved 92% accuracy in classifying responders and nonresponders.

SourceSalk Institute·JournalMolecular Psychiatry·DateMar 20, 2017

Hard choices? Ask your brain's dopamine

Researchers at Salk Institute find that changing dopamine levels can alter upcoming choices, suggesting new avenues for treating Parkinson's and OCD. The study uses advanced techniques to measure dopamine concentration in mice brains, revealing a tight association between brain chemistry and decision-making.

SourceSalk Institute·JournalNeuron·DateMar 9, 2017

Don't kill the messenger RNA

Researchers at Salk Institute use mRNA therapy to deliver instructions for clotting protein, achieving normal clotting and minimal immune response in mice. The therapy shows potential as a cost-effective and safer alternative to existing treatments for hemophilia B and other genetic diseases.

SourceSalk Institute·JournalProceedings of the National Academy of Sciences·DateFeb 14, 2017

Finding our way around DNA

A team at Salk Institute developed REPTILE algorithm to predict regulatory elements in noncoding regions of the genome. The method combines histone modification and methylation data for more accurate predictions, paving the way for targeted searches for disease-causing genetic variants.

SourceSalk Institute·JournalProceedings of the National Academy of Sciences·DateFeb 13, 2017