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Molecular imaging identifies brain changes in response to food cues; offers insight into obesity interventions

A study using molecular imaging found that individuals with obesity respond differently to food cues than normal-weight individuals, with altered connectivity between brain networks. The research offers valuable insights into potential medical interventions for obesity, including novel drug treatments and behavioral therapies.

SourceSociety of Nuclear Medicine and Molecular Imaging·JournalJournal of Nuclear Medicine·DateJun 27, 2023

New understanding of why kidney cancers become metastatic discovered by MD Anderson researchers

Researchers at MD Anderson Cancer Center have engineered a new model of aggressive renal cell carcinoma, highlighting molecular targets and genomic events that trigger chromosomal instability. The loss of interferon receptor genes plays a pivotal role in allowing cancer cells to become tolerant of chromosomal instability.

Don’t wait, desalinate: a new approach to water purification

Researchers at the Beckman Institute developed a new purification system that uses an electrified version of dialysis to separate salt and other unnecessary particles from wastewater. The method saves money and saps 90% less energy than its counterparts, making it a promising solution for global water scarcity.

SourceBeckman Institute for Advanced Science and Technology·JournalACS Energy Letters·TypeExperimental study·DateJun 26, 2023

Combination therapy effective against canine melanoma

A study published in Cancers found that a combination of radiotherapy followed by immunotherapy is effective against oral malignant melanomas in dogs. The treatment strategy increased overall survival time compared to immunotherapy alone. Researchers are now exploring the optimal protocol for this therapy to increase its effectiveness.

SourceHokkaido University·JournalCancers·TypeRandomized controlled/clinical trial·DateJun 22, 2023

TTUHSC-TTU research collaboration leads to possible drug targets for Leishmaniasis

The study found that drug-resistant Leishmania parasites have distinct protein production profiles compared to sensitive parasites, suggesting a global reprogramming of protein synthesis. This pre-emptive adaptation enables the parasite to quickly respond to the presence of the drug and survive when it is absent.

SourceTexas Tech University Health Sciences Center·JournalNature Communications·TypeExperimental study·DateJun 22, 2023

Precious1GPT: multimodal transfer learning for aging clock development and target discovery

Researchers developed Precious1GPT, a multimodal transformer-based approach for aging clock development and feature importance analysis. The model utilizes methylation and transcriptomic data to predict biological age and identify disease-related genes, providing a pathway for therapeutic drug discovery.

SourceImpact Journals LLC·JournalAging-US·TypeRandomized controlled/clinical trial·DateJun 20, 2023

A program that looks for the most effective drugs for each patient’s cancer helps to personalise cancer treatments

The PanDrugs2 programme analyzes alterations in tumour genes, relates them to existing available drugs, and reports on the most suitable ones. It handles data on over 4,600 genes and 14,600 chemical compounds, generating information on around 74,000 associations between drugs and genes.

Malaria: New molecule with therapeutic potential

CNRS scientists have identified a molecule that prevents parasites of Plasmodium from invading blood cells, paving the way for a new class of antimalarials. The discovery is based on the key role of myosin A in malaria infection and its inhibition by KNX-002.

SourceCNRS·JournalNature Communications·DateJun 15, 2023

Making immunotherapy safer

Researchers developed CrossDome, a tool that uses genetic and biochemical information to predict T-cell immunotherapy's impact on healthy cells. The tool identified high-risk candidates in cases where treatments mistakenly attacked heart cells.

SourceUniversity of Houston·JournalFrontiers in Immunology·DateJun 14, 2023

UVA-led discovery challenges 30-year-old dogma in associative polymers research

A University of Virginia-led study challenges traditional understanding of associative polymers' behavior, revealing that reversible bonds slow down polymer movement without creating a rubbery network. This discovery has implications for materials used in sustainability, health, and engineering applications.

SourceUniversity of Virginia School of Engineering and Applied Science·JournalPhysical Review Letters·TypeExperimental study·DateJun 2, 2023

New class of antibiotics to fight resistant bacteria

Researchers at the University of Zurich have developed a new class of antibiotics that target novel targets in bacterial metabolism, effectively fighting resistant bacteria. The peptides are highly effective, safe, and immune to resistance, offering hope for treating bacterial infections in patients.

SourceUniversity of Zurich·JournalScience Advances·TypeImaging analysis·DateJun 1, 2023

New nerve insights could someday help heal certain types of blindness and paralysis

A team of researchers found that a small population of nerve cells exists in everyone that could be coaxed to regrow, potentially restoring sight and movement. The discovery provides new insights into how axons grow and could lead to effective therapies for blindness, paralysis, and other disorders caused by nerve damage.

SourceUniversity of Connecticut·JournalDevelopment·TypeExperimental study·DateMay 31, 2023

Research project analyzes medical, nutritional and environmental applications of new Antarctic bacteria

Researchers discovered two new psychrophilic species of bacteria with cold-adapted enzymes, which can be used in biotechnology to produce refrigerated foods, improve detergent quality, and remove pollutants from cold environments. The study was conducted in collaboration with Uruguayan scientists and supported by FAPESP.

Novel gene-editing strategy leverages unusual genetic alteration to block HIV spread in cells

Scientists at Temple University have developed a novel gene-editing strategy that disrupts the ability of HIV-1 virus to enter host cells by targeting a rare genetic disorder. This approach may offer another target for developing next-generation CRISPR technology for HIV elimination, while avoiding adverse effects on cell mortality.

SourceTemple University Health System·JournalMolecular Therapy — Nucleic Acids·DateMay 19, 2023

Researchers identify potential new strategy to prevent side effects from immunotherapy

Researchers at UCLA Jonsson Comprehensive Cancer Center have found a potential therapeutic target, IL-21, to reduce endocrine autoimmune side effects from checkpoint immunotherapy. A specific group of immune cells play a central role in this autoimmune attack and blocking IL-21 prevents thyroid autoimmunity.

SourceUniversity of California - Los Angeles Health Sciences·JournalScience Translational Medicine·DateMay 17, 2023

Researchers overcome stem cell delivery barrier, paving the way for regenerative medicine

Scientists have developed a new method to deliver genetic information to stem cells using nanoparticles coated with a specific polymer, enabling more efficient control over cellular differentiation. This innovation has the potential to improve the efficiency and effectiveness of regenerative medicine treatments.

SourceXi'an Jiaotong-Liverpool University·JournalNano Letters·TypeExperimental study·DateMay 8, 2023

A key biological pathway for multiple sclerosis is uncovered by Mount Sinai researchers

Researchers at Mount Sinai have discovered a previously unknown way in which the brain and immune system interact in multiple sclerosis. They found that the inflammatory protein interleukin-3 (IL-3) coordinates this communication, inciting the recruitment of immune cells to the brain and exacerbating brain inflammation.

SourceThe Mount Sinai Hospital / Mount Sinai School of Medicine·JournalImmunity·TypeExperimental study·DateMay 8, 2023

Study of cerebral blood vessels uncovers potential new drug targets for treating stroke

Researchers have identified hundreds of genes with significant stroke-driven changes and likely relevance in human strokes. The study found alterations in sphingolipid production, which are involved in regulating blood vessels, and pinpointed several molecular pathways that can be targeted for stroke treatment.

SourceWeill Cornell Medicine·JournalProceedings of the National Academy of Sciences·DateApr 14, 2023

CycPeptMPDB: A database aimed at promoting drug design using cyclic peptides

A novel database, CycPeptMPDB, has been created to facilitate the development of drugs based on cyclic peptides. The database contains information on thousands of cyclic peptides and their membrane permeability values, enabling researchers to select candidate peptides that can penetrate human cell membranes.

SourceTokyo Institute of Technology·JournalJournal of Chemical Information and Modeling·TypeComputational simulation/modeling·DateApr 5, 2023