Life Sciences
Scientists have mapped exactly how carcinogens in tobacco smoke damage DNA based on its packaging inside cells—and found these patterns match mutations seen in actual lung cancers. The discovery could help develop better screening tools and explain why certain smokers develop cancer while others don't.EN
Researchers discovered that cancer cells deliberately suppress a mitochondrial protein (ETFDH) that normally powers energy production, paradoxically making tumors grow faster. The finding could explain why this protein is switched off across many human cancers and opens a new therapeutic target for blocking cancer's energy optimization.EN
Researchers found that standard physiotherapy assessments—like standing on one leg or walking—are more sensitive than current procedures at predicting which elderly patients will benefit from shunt surgery for normal pressure hydrocephalus. The discovery could improve patient selection for a $50,000+ procedure and reduce unnecessary surgeries in this growing population.EN
A new study shows that COVID-19 restrictions on social, physical, and intellectual activities caused measurable declines in memory precision among older adults. The finding has implications for long-term care policy and workplace flexibility, suggesting that lifestyle constraints—even temporary ones—can accelerate cognitive aging in vulnerable populations.EN
Researchers identified a genetic variant in estrogen receptor-positive breast tumors that signals poor survival despite current hormone therapies. The finding could help oncologists identify high-risk patients earlier and guide decisions on more aggressive treatment strategies for this common breast cancer subtype.EN
Researchers identified genetic variants associated with chronic pain conditions that also increase suicide mortality risk, suggesting a shared biological pathway. The finding could reshape how clinicians assess suicide risk and opens new targets for intervention in high-risk populations.EN
Researchers discovered that Acanthamoeba castellanii — a common environmental organism — is naturally resistant to pore-forming toxins that devastate mammalian immune cells. The finding challenges assumptions about how these bacterial weapons work and suggests amoebas may serve as unexpected reservoirs for dangerous pathogens, reshaping how scientists think about infection control and antibiotic resistance.EN
Researchers have developed AF_unmasked, a method that combines AlphaFold predictions with experimental data to map large protein complexes the AI alone struggles with. The breakthrough could accelerate drug discovery and structural biology research by enabling scientists to build accurate models even when data is incomplete or scarce.EN
A Swedish study of 406 patients shows that switching inflammatory bowel disease patients from intravenous to subcutaneous vedolizumab maintains high effectiveness, with 94-98% staying on the drug. The finding could reshape treatment delivery for thousands of IBD patients, reducing clinic visits and potentially lowering healthcare costs.EN
Researchers mapped how seminal fluid resets gene expression in pig reproductive tissue—revealing molecular pathways that may explain fertility and implantation success. The findings could inform livestock breeding efficiency and potentially human fertility treatments, where understanding mating-induced changes in reproductive physiology remains underdeveloped.EN
Researchers have demonstrated that evolutionary predictions proven in one bacterial species can reliably forecast how different species will adapt—a breakthrough with implications for predicting antibiotic resistance and designing industrial bioprocesses. The finding suggests that evolution follows consistent patterns across diverse organisms, enabling companies and health authorities to anticipate microbial behavior rather than simply react to it.EN
A steroid compound naturally produced in the brain can dampen dangerous inflammation linked to neurological diseases, a finding that could reshape treatment for conditions like Alzheimer's and Parkinson's. The discovery—that both the steroid and its blocking agent reduce brain inflammation—opens unexpected therapeutic pathways for pharmaceutical developers targeting neurodegenerative diseases.EN
Researchers have for the first time visualized how USP14, a protein that controls cellular waste disposal, contorts itself in the body before activating at tumor-fighting sites. The discovery could accelerate drug development targeting this enzyme, which is being pursued by multiple biotech companies as a cancer therapy strategy.EN
Researchers have developed a faster way to analyze EEG brain scans using artificial intelligence that requires no manual feature engineering. The advance could speed up clinical diagnoses of seizures, sleep disorders, and other neurological conditions while reducing errors in how data is prepared for analysis.EN
Researchers identified distinct gene expression patterns that separate inflammatory bowel disease patients who benefit from vedolizumab from those who don't. The finding could enable doctors to predict treatment success before months of therapy, potentially saving patients time and healthcare costs while directing non-responders to alternative treatments sooner.EN
Researchers have identified a neural mechanism explaining why people are naturally more skilled with their dominant hand: the brain fine-tunes reflexive muscle control differently between limbs. The finding could inform rehabilitation strategies for stroke patients and athletes seeking to improve weaker-side performance.EN
A comprehensive review of 88 studies finds no consistent evidence that domesticated animals are cognitively inferior to their wild relatives. The findings challenge assumptions that underpin animal breeding programs and agriculture, suggesting that cognitive performance depends more on testing methods and environment than domestication itself.EN
Researchers have modeled how Polycomb complexes methylate DNA with minute-level precision, revealing that epigenetic marks don't survive rapid cell division in early development. The finding reshapes understanding of how traits are inherited and could influence drug development targeting epigenetic diseases in humans.EN
Researchers have developed MOBILE, a computational tool that identifies which genes and pathways drive specific cell behaviors—a breakthrough that could accelerate drug discovery and personalized medicine. The method successfully mapped genetic networks controlling immune cells and cancer subtypes, offering a faster way to understand disease mechanisms that pharmaceutical and biotech companies need to develop targeted therapies.EN
A study of red clover populations in Scandinavia found that seeds stored in gene banks retained genetic diversity just as effectively as plants left in the wild—challenging the assumption that one method is superior. The finding could reshape crop conservation strategies and reduce pressure on already-stretched budgets for maintaining biodiversity reserves.EN
MetRaC, en probabilistisk modelleringsmetod från Sartorius, löser ett praktiskt problem för bioprocessoptimering: traditionella beräkningsmetoder för tillväxt- och metabola hastigheter misslyckas när data är glest fördelade eller bullrig. Metoden använder Bayesian-inferens och Nested Sampling för att omvandla råa koncentrationsmätningar till pseudo-koncentrationer som korrigerar för volymförändringar i bioreaktorn från tillsatser och provtagningar. Forskarna jämförde MetRaCs prestanda mot konventionella metoder med hjälp av simuleringar och analyserade hur samplingfrekvens, provvolym och mätbrus påverkar noggrannheten. Ramen levererar tillförlitliga metabola hastighetsestimater även under extrem datasparsitet. För FoU-chefer och processutvecklare blir detta relevant: bättre hastighetskalkyl från befintlig data minskar behovet av omfattande provtagningsprotokoll och möjliggör snabbare processkarakterisering. Särskilt värdefull för småskaliga och fed-batch-processer där datakvaliteten ofta är utmanande.
SigMine-verktyget och OPathDb-databasen möjliggör screening av potentiella opportunistiska patogener genom automatiserad litteraturanalys — en kritisk möjlighet för drug discovery och diagnostikutveckling. Systemet parsed 25 000 artiklar från PubMed Central och identifierar statistiskt signifikanta associationer mellan patogener, sjukdomar, gener, metaboliter och vävnader. OPathDb innehåller 5 626 potentiella opportunistiska patogener länkade till 1 440 sjukdomar och 7 121 gener. Databasen visualiserar samband genom viktade nätverk — exempel inbegriper Akkermansia mucinifila med tjocktarmscancer och Segatella copri med glukosintolerans. Netaji Subhas University of Technology i Delhi och Uppsala University utvecklade plattformen med stöd från indiska bioteknikdepartementen. För FoU-ledare inom infektionsbiologi och personaliserad medicin erbjuder OPathDb en strukturerad resurs för att identifiera okända patogen-fenotyp-relationer och påskynda målvalidering i early-stage projektplanering.
Scientists identified specific enzyme patterns in breast tumors that could help predict which patients benefit from antibody-drug conjugates, a class of precision cancer therapies. The findings, based on analysis of 66 patient samples, reveal how tumor composition influences drug effectiveness—information that could guide treatment selection and improve outcomes.EN
Researchers have identified a previously unknown regulatory mechanism in bacterial RNA structures—dynamic molecular switches that toggle between active and inactive states. The discovery, validated in E. coli, suggests a new class of drug targets and could reshape how companies develop antibiotics and RNA-based therapeutics.EN
Researchers found that ultra-soft polymer particles behave as unpredictable glass formers—their relaxation happens far faster than theory predicts. The discovery of a 'time-length scale superposition principle' could help manufacturers design better soft materials for cosmetics, pharmaceuticals, and industrial coatings by enabling more accurate modeling of how these substances flow and set.EN