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David Liu receives Breakthrough Prize in Life Sciences By Corie Lok April 5, 2025 Breadcrumb Home David Liu receives Breakthrough Prize in Life Sciences Liu is honored for the development of base editing and prime editing, two gene editing technologies transforming medicine. In 2013, Broad founding director Eric S.
Genome-wide association studies have great potential for advancing our understanding of the genetic background of diseases, but so far, few association studies have focused on maternal and newborn diseases, and most have been based on predominantly European populations.
A newly discovered code within DNA -- coined 'spatial grammar' -- holds a key to understanding how gene activity is encoded in the human genome. This breakthrough finding revealed a long-postulated hidden spatial grammar embedded in DNA.
Creating new technologically advanced sensors, scientists have engineered bacteria that detect the presence of tumor DNA in live organisms. Their innovation could pave the way to new biosensors capable of identifying various infections, cancers and other diseases.
The system can be formulated completely as RNA, dramatically simplifying delivery logistics compared to traditional systems that use both RNA and DNA. Investigators have developed STITCHR, a new gene editing tool that can insert therapeutic genes into specific locations without causing unwanted mutations.
Mutations are changes in the molecular 'letters' that make up the DNA code, the blueprint for all living cells. Some of these changes can have little effect, but others can lead to diseases, including cancer.
The ability to synthesize artificial chains of TNA, which is inherently more stable than DNA, advances the discovery of potentially more powerful, precise therapeutic options to treat cancer and autoimmune, metabolic and infectious diseases.
Researchers found that approximately one in 40 human bone marrow cells carry massive chromosomal alterations without causing any apparent disease or abnormality.
Nuclear DNA influences variation in mitochondrial DNA By Allessandra DiCorato August 16, 2023 Breadcrumb Home Nuclear DNA influences variation in mitochondrial DNA Whole genomes from hundreds of thousands of people reveal new complexity in how the nuclear and mitochondrial genomes interact, which may influence how cells produce energy.
“Meet Invisible Woods: a clean, refreshing scent revived from extinct flower DNA ,” beneath an image of “origin flower” Wendlandia angustifolia. Before I dig into the science, I’ll relate taking a quiz on the Future Society website that would help me choose a product. On to the science.
We can learn about life, past and present, anywhere we find DNA and determine its sequence. DNAScience has described intriguing sources of environmental DNA, aka eDNA: DNA in Strange Places: Hippo Poop, Zoo Air, and Cave Dirt and A Glimpse of the Ocean’s Twilight Zone Through Environmental DNA.
It is no mystery that as we age our health starts to deteriorate, and we become increasingly susceptible to diseases. Through years of scientific exploration and research, we now know there are several biological changes that make our bodies more susceptible to disease or injury, and we can target those with therapeutic interventions.
By Makenzie Kohler October 23, 2023 People of South Asian ancestry around the world have more than double the risk of developing cardiometabolic diseases like diabetes, heart attack, and stroke compared to other populations. Some participants will receive a kit in the mail that they can use to send a saliva sample for DNA analysis.
McAlpine January 18, 2024 Credit: Susanna Hamilton, Broad Communications One of the new "priming agents" works by preventing immune cells from engulfing tumor DNA circulating in the bloodstream. Liquid biopsies promise to transform how cancers are diagnosed, monitored, and treated by detecting DNA that tumors shed into the blood.
After some time in that role and launching several products, I received a call from Bill Banyai and Bill Peck, or ‘The Bills’ as we call them, who were building a company around technology that creates DNA by ‘writing’ it on a silicon chip. They had the science and the technology but not the business model. It was right after synbio 1.0
In the new work published today in Nature Biotechnology , the team adapted engineered virus-like particles (eVLPs) that they had previously designed to carry base editors — another type of precision gene editor that makes single-letter changes in DNA. By Sarah C.P.
CHANG Science 2023 382, 6670 DOI: 10.1126/science.abp9201 INTRODUCTION One-carbon metabolism manages cellular carbon pools by detoxifying highly reactive carbon species, such as aldehydes, and diverting their carbon toward the biosynthesis of useful products, including amino acids and nucleotides. DINGLER, CHRISTOPHER L. MILLINGTON, CARLOS A.
Related News Next generation prime editing systems move closer to possible therapeutic applications New CRISPR genome editing system offers a wide range of versatility in human cells Prime editing technologies allow scientists to precisely edit the genome in a variety of ways and could one day be used to treat genetic diseases.
“Pangenomics” is a newish term, referring to ways that a species’ genome can vary, DNA base by DNA base. I wrote The Age of the Pangenome Dawns here at DNAScience last year, about the Human Pangenome Reference Consortium. A genome of 3,054,832 billion DNA base pairs can vary in many ways.
They knew that discovering the genetic cause of her disorder would help them find other people like her, help get the condition formally recognized as a new disease, and help them better advocate for research into new treatments. This is the first human disease caused by loss of one copy of a lncRNA gene.
The work appears today in Science. The scientists found a surprising number and diversity of CRISPR systems, including ones that could make edits to DNA in human cells, others that can target RNA, and many with a variety of other functions. Zhang’s team showed that two of these systems could make short edits in the DNA of human cells.
The popular view of science consisting of breakthroughs and proofs is not accurate. Vague Definitions and Examples from Nature All genetics textbooks, including mine, relate the convergence of experimental evidence that led Watson and Crick to deduce DNA’s structure. ” Science would explain it, Srb and Owen write.
A new drug has entered the arsenal against Duchenne muscular dystrophy (DMD), a genetic disease that affects boys and is challenging to treat. million DNA bases. The exons are nestled amongst the much longer introns, which are DNA sequences that are not represented in the final protein. The gene presents a complex landscape.
Liquid biopsies enable clinicians to find and analyze tumor DNA in a patient’s blood sample to detect cancer early, monitor cancer recurrence, assess the patient’s response to treatment, and measure other clinically important features in real time, without invasive procedures.
Credit: Jane Ades, National Human Genome Research Institute, NIH Type 2 diabetes (T2D) tends to run in families, and over the last five years the application of genomic technologies has led to discovery of more than 60 specific DNA variants that contribute to risk. 2012;7(7):e40972. Link: Accelerating Medicines Partnership.
Already, engineered probiotics have been used to treat metabolic disorders like inflammatory bowel disease and obesity, single-gene conditions like PKU, and bacterial infections common in people who have cystic fibrosis. Or, add genes to arm a host species to resist a specific infectious disease. appeared first on DNAScience.
Last week DNAScience covered a setback in a clinical trial of a gene therapy for Duchenne muscular dystrophy (DMD). Also recently, FDA’s Cellular, Tissue, and Gene Therapies Advisory Committe turned down a stem cell treatment for amyotrophic lateral sclerosis, aka ALS, Lou Gehrig’s disease, or motor neuron disease.
Instead of the black, printed stripes of the Universal Product Codes (UPCs) that we see on everything from package deliveries to clothing tags, they used short, unique snippets of DNA to label cells. DNA barcoding has already empowered single-cell analysis, including for nerve cells in the brain. PRISM consists of two key components.
Beyond simply backing great science (separating the wheat from the chafe), setting a company up properly is critical, and early choices can get locked into the DNA of the company. Some continue to do so today, unfortunately, but there appears to be less of it happening. Second, great teams of truly experienced leaders are scarce.
Dr Piotr Trzonkowski, from the University of Gdansk, highlights how TREGs offer hope for personalised medicine in autoimmune diseases. Dr Susanne Rafelski, from the Allen Institute for Cell Science, presents a framework for comprehending cell organisation and variation.
These tough nuts to crack in medical science—biological targets known to play roles in diseases but resistant to traditional drug design—are now seeing new strategies that shift the paradigm from "undruggable" to "druggable." Beyond Proteins: DNA and RNA Frontier The story doesn’t end with proteins.
When it comes to estimating risk of a disease that is either genetic or has a genetic component, ancestry of an individual plays an important role. Tools to Track Disease: Biobanks to AI The new investigation looks at points in a human genome that can be any of the four types of DNA building blocks – A, C, T, or G.
Each week, Dr. Dylan Verden of KIF1A.ORG summarizes newly published KIF1A-related research and highlights progress in rare disease research and therapeutic development. Instead, this is what is called a splicing mutation; it occurs at the boundary between coding DNA that is read into RNA and protein, and noncoding DNA that is excluded.
Related news Researchers map brain cell changes in Alzheimer’s disease Courtesy of the Chen and Macosko labs. The researchers also discovered clues about cellular function and the potential roles of brain structures in disease. Courtesy of the Chen and Macosko labs. Our results underscore the need to study them more deeply.”
The findings may have implications for our understanding of gastrointestinal diseases and endocrine disorders, as well as pancreatic development and diabetes. Gene regulation The differentiation of stem cells into specific cell types happens by gene regulation, where genes in the DNA of cells are switched ‘on’ and ‘off’.
Each week, Dr. Dylan Verden of KIF1A.ORG summarizes newly published KIF1A-related research and highlights progress in rare disease research and therapeutic development. When a mutation causes a deletion or duplication of larger areas of DNA, we call it Copy Number Variation. She graduated from UC San Diego with a B.S.
Data science has emerged as an innovative tool in the biopharmaceutical industry, leveraging the power of machine learning and artificial intelligence to drive innovation and efficiency across the entire drug development lifecycle. These complex molecules require precise engineering to ensure optimal efficacy and safety.
Most studies on senescence are related to chronic inflammation, cancer, and age-related diseases. Although the researchers followed all of these events with color-labeled DNA, the details of how the cells at the injury site are reprogrammed into a state of stemness are still a mystery.
Each week, Dr. Dylan Verden of KIF1A.ORG summarizes newly published KIF1A-related research and highlights progress in rare disease research and therapeutic development. As one cell turns into two, its DNA must be replicated and then pulled apart, so that when the cell divides each has all the DNA it needs to function.
Biologists use nanopores for everything from diagnosing diseases and monitoring changes within rainforest ecosystems to discovering proteins from microbes frozen in Icelandic glaciers. A scientist can isolate DNA and load up a flow cell in fifteen minutes. Nanopore devices work incredibly fast. An Oxford Nanopore device.
This lack of selectivity often results in significant side effects, including nausea and limited efficacy, particularly in advanced or metastatic disease. This resulted in unprecedented remission rates and improved survival, transforming CML from a once-fatal disease into a manageable chronic condition.
By Claire Hendershot March 8, 2024 Credit: National Institute of Allergy and Infectious Diseases, National Institutes of Health via U.S. Related news #WhyIScience Q&A: How a global collaboration is boosting science and public health in Senegal Why did you and your colleagues in Senegal decide to do this study?
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