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Demystifying APE1: New findings on direct activation of ATM signaling by DNA single-strand breaks

Researchers have made significant progress in understanding the function of APE1 in DNA damage response, showing that it promotes SSB-induced ATM DDR through two mechanisms. The study provides direct evidence for APE1's active role in activating ATM kinase to promote the repair of single-strand DNA damage.

SourceUniversity of North Carolina at Charlotte·JournalNature Communications·TypeExperimental study·DateAug 7, 2024
Apple iPhone 17 Pro

Apple iPhone 17 Pro delivers top performance and advanced cameras for field documentation, data collection, and secure research communications.

Starving cancer cells to enhance DNA damage and immunotherapy response

Researchers at Howard University have identified a new therapeutic strategy to combat prostate cancer by depleting amino acids. This depletion induces oxidative stress and DNA damage in cancer cells, making them more susceptible to treatment with DNA repair-targeted and immune checkpoint blockade therapies.

SourceImpact Journals LLC·JournalOncotarget·TypeCommentary/editorial·DateJun 26, 2024

Pacific Northwest Research Institute uncovers hidden DNA mechanisms of rare genetic diseases

Researchers at PNRI reveal how specific DNA rearrangements called inverted triplications contribute to the development of various genetic diseases. These complex rearrangements are caused by segments of DNA switching templates during the repair process, leading to disruptions in normal gene function and contributing to genetic disorders.

SourcePacific Northwest Research Institute·JournalCell Genomics·TypeExperimental study·DateJun 21, 2024
Apple AirPods Pro (2nd Generation, USB-C)

Apple AirPods Pro (2nd Generation, USB-C) provide clear calls and strong noise reduction for interviews, conferences, and noisy field environments.

Engineered DNA 'warhead' targets a common cancer mutation

A team of researchers from Xi'an Jiaotong-Liverpool University has engineered a short sequence of artificial DNA to target the mutant protein p53-R175H, linked to lung, colorectal, and breast cancers. The new molecule, dp53m, inhibits cancer cell growth and increases sensitivity to chemotherapy agent cisplatin.

SourceXi'an Jiaotong-Liverpool University·JournalScience Bulletin·TypeExperimental study·DateMay 29, 2024

Toronto researchers uncover human DNA repair by nuclear metamorphosis

Researchers at the University of Toronto have discovered a DNA repair mechanism that uses nuclear metamorphosis to fix double-strand breaks in human cells. This discovery has significant implications for cancer treatment and premature aging, and may lead to new therapeutic avenues.

SourceUniversity of Toronto·JournalNature Structural & Molecular Biology·TypeExperimental study·DateApr 17, 2024

Cockayne syndrome: new insights into cellular DNA repair mechanism

Researchers have uncovered important details about the role of CSB/ERCC6 and CSA/ERCC8 genes in Cockayne syndrome. These genes encode enzymes associated with DNA repair that initiate transcription-coupled repair of toxic DNA-protein crosslinks, marking and breaking down damaged DNA.

SourceLudwig-Maximilians-Universität München·JournalNature Cell Biology·DateApr 10, 2024

How a natural compound from sea squirts combats cancer

Researchers have deciphered trabectedin's precise mechanism of action, revealing its ability to induce persistent DNA breaks in cancer cells. This disruption of the transcription-coupled nucleotide excision repair (TC-NER) pathway leads to long-lasting DNA breaks that ultimately kill cancer cells.

SourceInstitute for Basic Science·JournalNature Communications·TypeExperimental study·DateMar 12, 2024
Nikon Monarch 5 8x42 Binoculars

Nikon Monarch 5 8x42 Binoculars deliver bright, sharp views for wildlife surveys, eclipse chases, and quick star-field scans at dark sites.

Scientists unravel key steps in the road to DNA repair

Researchers have discovered that RecA protein repairs breaks in double-stranded DNA without unwinding the helix, leading to a new understanding of homologous recombination. This breakthrough has significant implications for breast cancer research and may lead to new treatments.

SourceTokyo Metropolitan University·JournalNucleic Acids Research·DateJan 20, 2024

Protein complex discovered to control DNA repair

A team of scientists has identified a previously unrecognized control point in DNA repair processes, which could lead to novel cancer therapies by inhibiting the repair of damaged cancer cells. The newly discovered GSE1-CoREST complex contains three enzymes that control DNA repair and may form the basis for improved cancer treatments.

SourceMedical University of Vienna·JournalNucleic Acids Research·DateJan 11, 2024
Apple iPad Pro 11-inch (M4)

Apple iPad Pro 11-inch (M4) runs demanding GIS, imaging, and annotation workflows on the go for surveys, briefings, and lab notebooks.

Key clues to DNA repair mechanism might lead to new cancer treatments

Researchers identified key factors in DNA repair, revealing the 'proofreading' portion of polymerase epsilon helps prevent strand breakage. This knowledge arms scientists with ways to enhance anti-cancer drug effectiveness and develop new diagnostic methods.

SourceTokyo Metropolitan University·JournalNucleic Acids Research·DateNov 11, 2023

Mayo Clinic researchers publish key findings about cell proteins to determine effectiveness of immunotherapy for colon cancer

Mayo Clinic researchers found that cells expressing PD-1 and PD-L1 within a certain distance of each other can predict the success of immunotherapy in patients with colorectal cancer. This spatial analysis may help select patients most likely to benefit from treatment, improving outcomes and minimizing unnecessary treatments.

SourceMayo Clinic·JournalClinical Cancer Research·DateAug 31, 2023

DNA element with a murky past is borrowing cell’s repair machinery

A Duke University team has found that retrotransposons use the cell's DNA repair function to create a ring-like shape and then produce a matching double strand. This discovery challenges long-held theories about retrotransposons being byproducts of bad gene copying.

SourceDuke University·JournalNature·TypeExperimental study·DateJul 12, 2023
SAMSUNG T9 Portable SSD 2TB

SAMSUNG T9 Portable SSD 2TB transfers large imagery and model outputs quickly between field laptops, lab workstations, and secure archives.

Researchers urge caution in gene editing early human embryos following findings that it could have unexpected and dangerous consequences Further research to refine gene editing technology is needed

Researchers have discovered that gene editing technologies may introduce unintended mutations and damage to DNA in early human embryos. The study found that most cells repair breaks in the DNA using non-homologous end joining, which can lead to additional genetic abnormalities.

SourceEuropean Society of Human Reproduction and Embryology·TypeExperimental study·DateJun 26, 2023

Researchers reveal mechanism of protection against breast and ovarian cancer

A new study reveals that the protein complex BCDX2 plays a critical role in DNA repair, suggesting mutations in this complex could lead to cancer. The research also highlights the importance of screening for mutations in people with a family history of breast and ovarian cancers.

SourceThe Francis Crick Institute·JournalNature·TypeExperimental study·DateJun 21, 2023

Researchers reveal DNA repair mechanism

A new study reveals the molecular mechanism behind bacterial DNA repair, showing that RNA polymerase plays a key role in identifying and fixing errors. Researchers found that RNaseHII cooperates with RNA polymerase to scan for misincorporated ribonucleotides in living bacterial cells.

SourceNYU Langone Health / NYU Grossman School of Medicine·JournalCell·TypeExperimental study·DateMay 16, 2023
Kestrel 3000 Pocket Weather Meter

Kestrel 3000 Pocket Weather Meter measures wind, temperature, and humidity in real time for site assessments, aviation checks, and safety briefings.

How DNA repair can go wrong and lead to disease

A study by Tufts University researchers reveals how DNA repair can fail near expanded repeats, leading to mutations and disease. The team found that certain proteins play a crucial role in stabilizing the DNA during repair.

SourceTufts University·JournalNature Communications·TypeExperimental study·DateMay 10, 2023

Understanding why BRCA2 is linked to cancer risk

A new study reveals the mechanism of BRCA2's DNA repair function, understanding its role in breast and ovarian cancer development. The findings also provide insights into developing targeted cancer therapies by inhibiting DNA repair mechanisms.

SourceUniversity of California - Davis·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateApr 3, 2023
Fluke 87V Industrial Digital Multimeter

Fluke 87V Industrial Digital Multimeter is a trusted meter for precise measurements during instrument integration, repairs, and field diagnostics.

How cancer cells repair DNA damage induced by next-generation radiotherapy

Scientists discovered a new type of DNA repair mechanism that cancer cells use to recover from next-generation cancer radiation therapy. DNA polymerase θ (POLQ) is an important factor in repairing complex DNA double-strand breaks, and inhibiting POLQ may augment the efficacy of heavy ion radiation therapy.

SourceInstitute for Basic Science·JournalNucleic Acids Research·TypeExperimental study·DateMar 16, 2023

Pusan National University develops novel biosensor to detect DNA damage in real time

Researchers at Pusan National University have developed a novel FRET-based biosensor to detect double-strand breaks in DNA, providing real-time information on γH2AX. The sensor's sensitivity is higher than conventional immunostaining techniques, making it useful for identifying DNA damage factors and elucidating repair mechanisms.

SourcePusan National University·JournalBiomaterials Research·TypeExperimental study·DateMar 13, 2023

Seeking leukemia’s Achilles heel

A team of researchers has discovered a potential therapeutic that can synergize with existing drugs to more effectively kill certain leukemia cells. The therapy targets a DNA repair protein and shows promise in clinical trials.

SourceAmerican Society for Biochemistry and Molecular Biology·JournalMolecular & Cellular Proteomics·TypeExperimental study·DateMar 8, 2023

Scientists observe “quasiparticles” in classical systems for the first time

Researchers at Ulsan National Institute of Science and Technology (UNIST) have observed quasiparticles in a classical system made of microparticles driven by viscous flow. The hydrodynamic forces among the particles create pair excitations that propagate through the crystal, stimulating the creation of new pairs.

SourceUlsan National Institute of Science and Technology(UNIST)·JournalNature Physics·DateMar 7, 2023

MSU research: DNA repair discovery could improve biotechnology

A team of researchers from Michigan State University has discovered two distinct DNA-PK protein complexes that have different roles in DNA repair. One complex fills in lost information, while the other activates enzymes to remove damaged ends. This finding may lead to new strategies for therapeutic gene editing and cancer diagnostics. ...

SourceMichigan State University·JournalMolecular Cell·DateMar 2, 2023
GQ GMC-500Plus Geiger Counter

GQ GMC-500Plus Geiger Counter logs beta, gamma, and X-ray levels for environmental monitoring, training labs, and safety demonstrations.

Fishing for proteins: Scientists use new optical tweezer technology to study DNA repair

Researchers used C-trap technology to investigate how different DNA repair proteins identify and bind to their respective forms of damage. They found that some proteins arrived at the damage site together and departed together, while others showed surprising variability in their association and dissociation patterns. The study provides...

SourceUniversity of Pittsburgh·JournalNucleic Acids Research·TypeExperimental study·DateMar 1, 2023

A new strategy for repairing DNA damage in neurons

A team at Harvard Medical School identified a novel mechanism of DNA repair that occurs exclusively in neurons, allowing them to maintain their function over time despite intense repetitive work. The NPAS4–NuA4 complex initiates a pathway to repair DNA breaks induced by neuronal activity.

SourceHarvard Medical School·JournalNature·DateFeb 15, 2023
Sony Alpha a7 IV (Body Only)

Sony Alpha a7 IV (Body Only) delivers reliable low-light performance and rugged build for astrophotography, lab documentation, and field expeditions.

Fastening enzyme seals the deal in genome repair

Researchers at KAUST have discovered the molecular mechanisms of DNA repair by studying the interaction between two enzymes, Lig1 and PCNA. Lig1 seals nicks in DNA by attaching to a ring-shaped protein called PCNA, which dislodges another enzyme FEN1 to prepare for sealing.

SourceKing Abdullah University of Science & Technology (KAUST)·JournalNature Communications·DateJan 24, 2023

Ben-Gurion University researcher and international colleagues hot on the trail of a key component of aging

Researchers found that SIRT6 maintains mitochondrial function through transcription regulation of mitochondrial genes. Without SIRT6, mitochondrial gene expression is down-regulated, leading to increased ROS production and impaired ATP generation, similar to changes observed in aging and neurodegenerative diseases.

SourceBen-Gurion University of the Negev·JournalCell Death and Disease·TypeExperimental study·DateJan 23, 2023

Explaining the DNA repair mechanism

A recent study has unveiled how nucleotide excision repair (NER) is controlled at the molecular level, shedding light on its role in cancer treatment. The research revealed that TFIIH uses XPG to stimulate motor activity and locate damaged DNA, licensing XPG nuclease activity to excise it.

SourceKing Abdullah University of Science & Technology (KAUST)·JournalNucleic Acids Research·DateDec 8, 2022
Apple Watch Series 11 (GPS, 46mm)

Apple Watch Series 11 (GPS, 46mm) tracks health metrics and safety alerts during long observing sessions, fieldwork, and remote expeditions.

Continued excellence in DNA repair and genome stability research

The German Research Foundation renewed CRC 1361 for an additional four years to explore mechanisms of DNA repair and genome stability. The consortium aims to elucidate how cells safeguard genetic information and promote human health by understanding DNA damage signaling pathways.

SourceJohannes Gutenberg Universitaet Mainz·DateDec 2, 2022

Mice show METTL in DNA blood repair

Researchers at Kyoto University discovered METTL16's role in DNA repair and erythropoiesis, a process generating 200 billion new red blood cells daily. Tiny methyl groups on specific mRNAs play a pivotal role in this process, involving mechanisms mediated by RNA-binding proteins.

SourceKyoto University·JournalNature Communications·TypeExperimental study·DateNov 24, 2022
GoPro HERO13 Black

GoPro HERO13 Black records stabilized 5.3K video for instrument deployments, field notes, and outreach, even in harsh weather and underwater conditions.

Faulty DNA repair may lead to BRCA-linked cancers

A new study by Weill Cornell Medicine investigators discovered that error-prone DNA replication and repair may lead to mutations and cancer in individuals with BRCA1 gene mutations. The team identified a faulty DNA repair mechanism called microhomology-mediated break-induced replication (MMBIR) as a key contributor to genomic instabili...

SourceWeill Cornell Medicine·JournalMolecular Cell·DateNov 15, 2022

Motion of DNA linked to its damage response, ability to repair itself

A team of researchers found that chromatin motion on damaged DNA sites moves faster than those away from damage, with the group moving as a unit over short distances. This coherent movement is crucial for effective DNA repair, preventing damaged DNA from harmful contact and improving accuracy.

SourceIndiana University·JournalProceedings of the National Academy of Sciences·DateSep 2, 2022

Research identifies, exploits vulnerability in certain high-risk cancers

A recent study published in Cancer Research identified a unique vulnerability in certain high-risk cancers that can be exploited for targeted therapy. Researchers found that cancer cells with alternative lengthening of telomeres (ALT) have a common weakness, leading to resistance to DNA-damaging agents and chemotherapy.

SourceTexas Tech University Health Sciences Center·JournalCancer Research·TypeExperimental study·DateAug 10, 2022

A mutated eye offers a glimpse of a key protein for preventing cancer

A mutated zebrafish eye provides a glimpse into the role of banp in preventing cell death and regulating the cell cycle. The study found that banp promotes the expression of 31 genes involved in DNA repair, tumor suppression, and cell duplication.

SourceOkinawa Institute of Science and Technology (OIST) Graduate University·JournaleLife·TypeExperimental study·DateAug 9, 2022
Meta Quest 3 512GB

Meta Quest 3 512GB enables immersive mission planning, terrain rehearsal, and interactive STEM demos with high-resolution mixed-reality experiences.

“Soft” CRISPR may offer a new fix for genetic defects

A new CRISPR strategy, employing natural DNA repair machinery, provides a foundation for novel gene therapy strategies to cure genetic diseases. The technique, known as homologous chromosome-templated repair, uses "nicks" of single DNA strands to correct genetic defects.

SourceUniversity of California - San Diego·JournalScience Advances·TypeExperimental study·DateJul 1, 2022

Aging-US | WRNing for the right DNA repair pathway choice

A recent study published in Aging-US reveals the crucial role of WRN in making choices between classical and alternative non-homologous end joining (NHEJ) DNA repair pathways. The research provides new insights into progeroid syndromes, such as Werner syndrome, and their connection to aging.

SourceImpact Journals LLC·JournalAging-US·TypeExperimental study·DateJun 16, 2022

The secret to a longer lifespan? Gene regulation holds a clue

Biologists at the University of Rochester have identified two key systems controlling gene expression related to longevity: circadian networks regulating negative lifespan genes and the pluripotency network controlling positive lifespan genes. This research provides new insights into understanding how longevity evolves and may lead to ...

SourceUniversity of Rochester·JournalCell Metabolism·DateMay 31, 2022
Creality K1 Max 3D Printer

Creality K1 Max 3D Printer rapidly prototypes brackets, adapters, and fixtures for instruments and classroom demonstrations at large build volume.

Polymersomes efficiently deliver siRNA to treat breast cancers in preclinical model

Researchers have developed biodegradable nanovesicles that efficiently encapsulate and deliver PARP1 siRNA to breast cancer tumors in mice, inhibiting oncogene expression and extending survival. The polymersomes, assembled from three biodegradable block copolymers, have strong potential for precision-targeted therapeutic carriers.

SourceUniversity of Alabama at Birmingham·JournalACS Applied Bio Materials·TypeExperimental study·DateMay 24, 2022

Identifying DNA repair genes holds promise for improving cancer treatment

Researchers at the University of Birmingham have discovered two new DNA repair genes, SETD1A and BOD1L, which can make cancer cells more sensitive to radiotherapy. These findings may lead to improved treatment efficiency and patient outcomes by allowing clinicians to identify targeted treatments for specific patients.

SourceUniversity of Birmingham·JournalMolecular Cell·TypeExperimental study·DateMay 19, 2022

Vaccinia virus MacGyvers a makeshift tool to repair its DNA, exposing a vulnerability that could be targeted

Researchers at Medical University of South Carolina found that blocking the enzyme polymerase reduces the virus's ability to multiply. This discovery exposes an Achilles' heel that could be targeted with a therapeutic. Polymerase is a key tool for DNA replication and repair, making the virus vulnerable to disruption.

SourceMedical University of South Carolina·JournalJournal of Virology·TypeExperimental study·DateMay 16, 2022

Human cells’ emergency response could lead to better cancer treatment, research finds

Researchers found that a critical enzyme called AAG plays a crucial role in making cells respond to stress by communicating between different parts of the cell. This new understanding could lead to improved cancer treatments using alkylating agents, a class of drugs commonly used in chemotherapy.

SourceUniversity of Surrey·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateApr 25, 2022

Structures considered key to gene expression are surprisingly fleeting

A new study from MIT suggests that genome loops, which were believed to play a crucial role in controlling gene expression, are actually short-lived and fleeting. The researchers found that these loops only exist for about 3-6% of the time and last for only 10-30 minutes.

SourceMassachusetts Institute of Technology·JournalScience·TypeComputational simulation/modeling·DateApr 14, 2022
Aranet4 Home CO2 Monitor

Aranet4 Home CO2 Monitor tracks ventilation quality in labs, classrooms, and conference rooms with long battery life and clear e-ink readouts.

Researchers discover new model for “global” DNA repair

Scientists have redefined how bacterial cells repair damaged DNA, finding that RNA polymerase plays a central role in the process. The discovery challenges existing theories and has implications for medicine, as many antibiotics and chemotherapies work by damaging DNA.

SourceNYU Langone Health / NYU Grossman School of Medicine·JournalNature·TypeExperimental study·DateMar 30, 2022

Cryo-EM reveals how ‘911’ molecule helps fix damaged DNA

Scientists at Van Andel Institute and Rockefeller University have revealed the structure of the 911 DNA checkpoint clamp, which loads onto DNA to repair damage. The novel finding shows that the 911 clamp is loaded onto DNA from the opposite end, a surprise in the field of DNA replication.

SourceVan Andel Research Institute·JournalNature Structural & Molecular Biology·TypeExperimental study·DateMar 21, 2022

FSU College of Medicine research advances understanding of DNA repair

Researchers have discovered a mechanism to increase the effectiveness of base excision repair (BER), a pathway involved in repairing damaged DNA. By capturing polymerase beta at a precise point in the cell life cycle, the enzyme creates new genetic material 17 times faster, suggesting an interlocked function between its two roles.

SourceFlorida State University·JournalProceedings of the National Academy of Sciences·DateMar 8, 2022
Celestron NexStar 8SE Computerized Telescope

Celestron NexStar 8SE Computerized Telescope combines portable Schmidt-Cassegrain optics with GoTo pointing for outreach nights and field campaigns.

RNA molecules control repair of human DNA in cancer cells

A new study from Karolinska Institutet shows how certain RNA molecules control the repair of damaged DNA in cancer cells. The researchers discovered two molecule types that interact to regulate an enzyme involved in DNA-repair mechanisms, leading to faulty DNA repair in cancer cells.

SourceKarolinska Institutet·JournalNature Communications·TypeExperimental study·DateFeb 23, 2022

Advancing genome editing through studying DNA repair mechanisms

Researchers at CeMM Research Center discovered that the DNA mismatch repair process plays a crucial role in prime editing. By eliminating mismatch repair, they increased prime editing efficiency by 2-17-fold and improved its accuracy. This fundamental understanding brings the technology closer to clinical applications.

SourceCeMM Research Center for Molecular Medicine of the Austrian Academy of Sciences·JournalNature Communications·DateFeb 9, 2022