Add BrightSurf on Google Email

POSTECH team pioneers new cancer therapy strategy: targeting GLUT3 in regulatory T cells to supercharge anti-tumor immunity

Researchers at POSTECH have identified GLUT3 as essential for the suppressive function of regulatory T cells in tumor microenvironments, which can be targeted for cancer immunotherapy. The team's findings highlight the critical role of GLUT3 in regulating protein modifications that sustain immune suppression within tumors.

SourcePohang University of Science & Technology (POSTECH)·JournalCellular and Molecular Immunology·DateNov 12, 2024

Scientists use microcellular drones to deliver lung cancer-killing drugs

Researchers successfully delivered anti-cancer ASO molecules to lung tumor sites using human red blood cells, demonstrating potent anti-cancer effects against NSCLC. The approach utilizes EGFR-targeting moieties to home in on cancerous cells, offering a potentially powerful treatment modality for personalized cancer medicine.

Study shows how high blood sugar increases risk of thrombosis

Researchers from Brazil's Center for Research on Redox Processes in Biomedicine found that high blood sugar can cause thrombosis by altering endothelial function and promoting platelet adhesion. They identified a specific molecular mechanism involving protein disulfide isomerase A1 as a key regulator of this process.

SourceFundação de Amparo à Pesquisa do Estado de São Paulo·JournalJournal of Thrombosis and Haemostasis·DateNov 6, 2024

Study finds common breast cancer treatments may speed aging process

A new study found that common breast cancer treatments, including chemotherapy, radiation, and surgery, can increase expression of aging markers in breast cancer survivors. The study suggests that these treatments can have a more extensive impact on the body than previously thought, leading to accelerated biological aging.

SourceUniversity of California - Los Angeles Health Sciences·JournalJNCI Journal of the National Cancer Institute·DateOct 7, 2024

Peptide synthesized at University of São Paulo acts as molecular shield to prevent SARS-CoV-2 from infecting cells

Researchers at the University of São Paulo developed a synthetic peptide that mimics the ACE2 receptor, blocking SARS-CoV-2 invasion and reducing inflammation in human lung cells and mice. The peptide could be customized for every variant, offering a fast-acting molecular shield against the virus.

Siloxane nanoparticles unlock precise organ targeting for mRNA therapy

Researchers at the University of Pennsylvania School of Engineering and Applied Science have discovered a novel means of directing lipid nanoparticles to target specific tissues. By incorporating siloxane composites into ionizable lipids, they were able to achieve tissue-specific delivery, particularly to the liver, lungs, and spleen.

SourceUniversity of Pennsylvania School of Engineering and Applied Science·JournalNature Nanotechnology·TypeExperimental study·DateOct 1, 2024

Diagnostic tool identifies puzzling inflammatory diseases in kids

A Cornell University-led collaboration has developed a machine learning model that uses cell-free molecular RNA dregs to diagnose pediatric inflammatory conditions, including Kawasaki disease and Multisystem Inflammatory Syndrome in Children. The diagnostic tool accurately determines the patient's condition while monitoring organ health.

SourceCornell University·JournalProceedings of the National Academy of Sciences·DateSep 9, 2024

Solving the side effect problem of siRNA drugs for genetic disease treatment using formamide

Researchers at Nagoya University have developed a method to chemically alter siRNAs, reducing off-target effects and improving the safety of siRNA drugs for genetic therapy. By modifying the seed region of siRNAs with formamide, they achieved suppression of off-target effects with higher efficiency than existing chemical modifications.

SourceNagoya University·JournalNucleic Acids Research·DateSep 6, 2024

To subvert immune response, COVID virus stimulates production of proteins without protective function

SARS-CoV-2 uses machinery of defense cells to induce expression of unproductive isoforms of key antiviral genes, disrupting normal protein production and immune response. The study provides fundamental information on potential targets for antiviral medications and immunomodulatory interventions.

SourceFundação de Amparo à Pesquisa do Estado de São Paulo·JournalInternational Journal of Molecular Sciences·DateAug 20, 2024

Researchers observe Mayaro and chikungunya viruses circulating at the same time in the Brazilian Amazon

Co-circulation of Mayaro and chikungunya viruses has been observed in Roraima, Brazil's northernmost state, according to a recent study. The finding highlights the need for more effective epidemiological surveillance in the region. Deforestation and human activities may facilitate transmission in urban areas.

SourceFundação de Amparo à Pesquisa do Estado de São Paulo·JournalEmerging Infectious Diseases·DateJul 10, 2024

In brief: Multi-omics analysis identifies molecularly defined Alzheimer’s disease subtypes

Researchers used machine learning to integrate high-throughput transcriptomic, proteomic, metabolomic, and lipidomic profiles to identify four distinct molecular profiles of Alzheimer's Disease. These profiles were associated with varying levels of cognitive function and neuropathological features.

SourceBeth Israel Deaconess Medical Center·JournalPLOS Biology·TypeData/statistical analysis·DateJun 14, 2024

Putting the brakes on chronic inflammation

Researchers at Weill Cornell Medicine discovered that interleukin-23 acts on group 3 innate lymphoid cells to balance pro-inflammatory effects and maintain gut health. This interaction is impaired in chronic inflammatory bowel diseases, providing new insights into the disease and potential therapeutic targets.

SourceWeill Cornell Medicine·JournalNature·DateJun 12, 2024

Promising role of antidiabetic drug in cancer control

Researchers found that metformin increases levels of microRNAs miR-2110 and miR-132-3p, targeting genes PIK3R3 and STMN1 to slow down cancer cell growth and division. This study provides new insights into metformin's molecular mechanisms and its potential as a preventive agent for reducing cancer growth.

SourceFlinders University·JournalCancers·TypeExperimental study·DateJun 11, 2024

SMART breakthrough research identifies mechanism behind drug resistance in malaria parasite

A recent study reveals that a cellular process called transfer Ribonucleic acid (tRNA) modification influences the malaria parasite’s ability to develop resistance. This breakthrough discovery could help researchers develop new drugs to combat resistance and better tools for studying RNA modifications.

SourceSingapore-MIT Alliance for Research and Technology (SMART)·JournalNature Microbiology·TypeExperimental study·DateMay 16, 2024

A promising vaccine approach to induce longer-lasting protective immunity against COVID-19: NUS Medicine-Monash University study

A team of scientists has developed a novel vaccine approach that induces long-lasting protective immunity against SARS-CoV-2 virus in pre-clinical models. The Clec9A-RBD antibody construct targets specific dendritic cells, leading to exceptional durability of immune responses and potential to address shortcoming of current mRNA vaccines.

SourceNational University of Singapore, Yong Loo Lin School of Medicine·JournalMolecular Therapy·TypeRandomized controlled/clinical trial·DateMay 6, 2024

Next-generation treatments hitch a ride into cancer cells

Researchers from Osaka University have discovered a way to deliver antisense oligonucleotides to their targets inside cancer cells by opening specific calcium permeable channels. The new compound, L687, promotes efficient uptake of ASO into cancer cells, suppressing target gene activity and enhancing ASO efficacy.

SourceOsaka University·JournalNucleic Acids Research·TypeExperimental study·DateApr 15, 2024

Chinese Medical Journal Review highlights novel pathogenic mechanisms and therapeutic potentials in cancer treatment targeting internal N6-methyladenosine and N7-methylguanine

Researchers highlight the role of post-transcriptional RNA modifications in AML pathogenesis, identifying m6A and m7G regulators as potential therapeutic targets. Targeted therapies, including selective inhibitors and Traditional Chinese Medicine compounds, show promise in promoting cell differentiation and reversing AML phenotypes.

SourceCactus Communications·JournalChinese Medical Journal·TypeLiterature review·DateApr 10, 2024