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Syrian hamsters reveal genetic secret to hibernation

Researchers at Hokkaido University have identified a key gene, glutathione peroxidase 4 (Gpx4), that enables Syrian hamsters to survive extreme cold by limiting cellular damage. The discovery could lead to new treatments for human health, such as improving organ preservation and using hypothermia as a therapeutic tool.

SourceHokkaido University·JournalCell Death and Disease·TypeExperimental study·DateSep 30, 2024

New mutation linked to early-onset Parkinsonism

A team of scientists has identified a new genetic mutation in the SGIP1 gene that may cause early-onset Parkinsonism. The mutation affects brain cell communication, leading to synaptic dysfunction and recessive Parkinsonism. This discovery provides new insights into the disease's development and potential treatment strategies.

SourceVlaams Instituut voor Biotechnologie·JournalCell Reports Medicine·TypeExperimental study·DateSep 26, 2024

Ancient gene gives spiders their narrow waist

A previously unstudied ancient gene called 'waist-less' is required for the development of a spider's narrow waist, according to researchers. The discovery sheds light on the formation of the distinctive body plan in spiders and highlights the function of new genes in ancient groups of animals.

SourcePLOS·JournalPLOS Biology·TypeExperimental study·DateAug 29, 2024

Sant Pau researchers discover a new gene that causes ALS

A study by Sant Pau Research Institute identified a new mutation in the ARPP21 gene linked to amyotrophic lateral sclerosis (ALS) in 10 patients from 7 unrelated families. The finding suggests that ARPP21 is a novel ALS-causing gene with potential for personalized therapies and diagnosis.

SourceInstitut de Recerca Sant Pau (Sant Pau Research Institute)·JournalJournal of Neurology Neurosurgery & Psychiatry·TypeExperimental study·DateJul 12, 2024

We can’t distinguish wild coca plants from those grown to make cocaine

A new study reveals that coca plants grown for cocaine production are difficult to distinguish from wild-growing varieties based on leaf shape and size. The researchers used genetic analysis to estimate when different coca species and varieties originated, suggesting a longer evolutionary history than previously thought.

SourceOxford University Press USA·JournalMolecular Biology and Evolution·TypeObservational study·DateJul 10, 2024

Blast from the past

Researchers have discovered a new source of resistance to the devastating wheat blast disease, leveraging a gene that also protects against powdery mildew. The Pm4 gene, found in European wheat varieties, confers dual protection against the pathogen and its effector molecule AVR-Rmg8.

SourceJohn Innes Centre·JournalNature Plants·TypeExperimental study·DateJun 20, 2024

Adding genetic information to health checks improves identification of people at risk of heart attacks and strokes

Researchers have discovered a better way to identify those at high risk of potential heart attacks and strokes by adding genetic information to health checks. The study found that combining clinical risk scores with polygenic risk scores significantly improves identification rates, especially among younger people.

SourceUniversity of Leicester·JournalEuropean Heart Journal·TypeData/statistical analysis·DateJun 11, 2024

Roots are a key to drought-tolerant maize

A study led by the University of Bonn analyzed over 9,000 maize varieties to identify their root structures and adaptability to dry conditions. The researchers found that seminal roots, which absorb nutrients rapidly, vary in number depending on the variety's ability to cope with drought.

SourceUniversity of Bonn·JournalNature Genetics·TypeExperimental study·DateMay 22, 2024

Gene expression analysis reveals clinically significant genes associated with familial hypercholesterolemia and atherosclerosis

The study identifies key genes differentially expressed in individuals with familial hypercholesterolemia (FH) and their association with atherosclerosis. These findings provide insights into the development of cardiovascular diseases and suggest potential therapeutic targets for alleviating their impact.

SourceXia & He Publishing Inc.·JournalGene Expression·DateMay 15, 2024

Genes driving age-related blood cell mutations uncovered

Scientists have discovered 17 new genes involved in clonal haematopoiesis, a process associated with ageing linked to increased risks of blood cancers. The findings highlight the clinical significance of these genes in driving mutant blood cell clones, offering new avenues for studying disease development and promoting healthier ageing.

SourceWellcome Trust Sanger Institute·JournalNature Genetics·TypeObservational study·DateMay 14, 2024

Genetic testing of patients with atrial fibrillation can alert clinicians to potential development of life-threatening conditions

A recent White Paper published in the Canadian Journal of Cardiology analyzes the current understanding of genetics in atrial fibrillation and recommends screening for genetic heart disease in early onset AF cases. This may lead to identification of life-threatening ventricular cardiomyopathy and channelopathy syndromes, highlighting t...

SourceElsevier·JournalCanadian Journal of Cardiology·TypeLiterature review·DateMar 28, 2024

New research reveals full diversity of killer whales as two species come into view on Pacific Coast

Two well-known killer whale ecotypes in the North Pacific Ocean have been identified as separate species through genetic and behavioral evidence. The resident and Bigg's killer whales have distinct physical characteristics, diets, and cultural habits, justifying their recognition as distinct species.

SourceNOAA Fisheries West Coast Region·JournalRoyal Society Open Science·TypeObservational study·DateMar 26, 2024

Research shows that Black individuals with a genetic mutation in the TTN gene have increased risk of developing atrial fibrillation, heart failure

Researchers found that Black individuals carrying genetic variants in the Titin, TTN gene have a high risk of developing atrial fibrillation, heart failure, and dilated cardiomyopathy. The study used data from the All of Us Research Program to examine the role of these genetic mutations in African ancestry individuals.

SourceUniversity of Alabama at Birmingham·JournalNature Cardiovascular Research·TypeData/statistical analysis·DateMar 18, 2024

Shedding new light on brain calcification

Researchers at the University of Bergen have identified a new gene linked to primary familial brain calcification (PFBC), a rare neurodegenerative condition. The discovery provides new insight into how brain calcifications occur and may help explain the development of dementia.

SourceThe University of Bergen·JournalNature Communications·DateMar 14, 2024

Marine algae implants could boost crop yields

Researchers have discovered the gene responsible for producing a unique type of chlorophyll in marine algae. This breakthrough could lead to improved crop yields on less land, making it a key step towards achieving a more sustainable food supply. The study also demonstrated that a land plant can produce this specific type of chlorophyll.

SourceUniversity of California - Riverside·JournalCurrent Biology·DateMar 6, 2024

Cracking the code to a healthier potato chip

Researchers have identified the specific gene responsible for cold-induced sweetening and uncovered the regulatory element that switches it on under cold temperatures. This discovery holds promise for developing potatoes that are naturally resistant to cold-induced sweetening and producing toxic compounds.

SourceMichigan State University·JournalThe Plant Cell·TypeExperimental study·DateFeb 20, 2024

Spanish scientists identify the molecular mechanisms controlling the genes involved in proper formation of the heart valves

Researchers at the Centro Nacional de Investigaciones Cardiovasculares discovered the molecular mechanisms behind proper heart valve formation and prevention of calcification. They found that Notch signaling pathway disruption causes both valve defects and calcification.

SourceCentro Nacional de Investigaciones Cardiovasculares Carlos III (F.S.P.)·JournalCirculation Research·TypeExperimental study·DateDec 11, 2023

The risk of cardiovascular disease can be reduced by eating more oily fish

A new study finds that consuming more oily fish like salmon and mackerel can lower the risk of cardiovascular diseases in people with a family history. The research suggests that these fatty acids EPA/DHA play a crucial role in mitigating this risk, especially for those with close relatives who have suffered from cardiovascular disease.

SourceKarolinska Institutet·JournalCirculation·TypeObservational study·DateDec 4, 2023

Researchers discover genes behind antibiotic resistance in deadly superbug infections

Australian researchers analyzed over 1,300 Golden staph strains, linking specific genes to antibiotic resistance and the bacteria's ability to linger in the bloodstream. The study highlights the diagnostic power of integrating clinical and genomic data to develop targeted solutions for deadly superbug infections.

SourceThe Peter Doherty Institute for Infection and Immunity·JournalCell Reports·TypeData/statistical analysis·DateSep 12, 2023