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Digging into the past: What ancient proteins say about real medieval meals

Researchers used stable isotope and proteomic analyses on medieval European skeletons to uncover the details of ancient diets. The findings revealed a heavy reliance on C3 plants, terrestrial animal proteins, legumes, and freshwater fish, demonstrating the power of combining methods for paleodietary reconstruction.

24 Jul 2025

Study shows how ribose may have become the sugar of choice for RNA development

In living organisms today, complex molecules like RNA and DNA are constructed with the help of enzymes.

22 Jul 2025

Combination of dysbiosis, OTUD3 gene mutations, and STING signaling linked to ulcerative colitis severity

Ulcerative colitis (UC) causes misery for millions worldwide. It affects the large intestine, causing pain, cramping, and frequent bowel movements with bloody diarrhea.

18 Jul 2025

Discovery of hybrid Aspergillus species with antifungal resistance in Japan

Aspergillus is a fungus that is commonly found in the environment, both indoors and outdoors. This fungus species can cause aspergillosis-a respiratory infection affecting the lungs. A. fumigatus, A. nidulans, and A. niger are some of the common species within the Aspergillus genus that cause aspergillosis.

17 Jul 2025

NIST releases first publicly consented pancreatic cancer genome data

In an effort to foster progress in cancer research, the National Institute of Standards and Technology (NIST) is releasing detailed and comprehensive data about the entire genetic content of a pancreatic cancer cell.

16 Jul 2025

New discovery uncovers hidden drivers of DNA transcription errors

Every living cell must interpret its genetic code - a sequence of chemical letters that governs countless cellular functions.

11 Jul 2025

Why vitamin B6 could raise the risk of hypoglycemia for people with diabetes

A large-scale Mendelian randomization study found no genetic evidence that vitamins A, C, or D reduce the risk of major diabetic complications. However, higher genetically predicted vitamin B6 levels were strongly associated with increased risk of diabetic hypoglycemia, warranting caution with supplementation.

8 Jul 2025

Amino acid metabolism in breast cancer as a driver of disease and therapeutic target

The review introduces the molecular subtypes of breast cancer and outlines how altered amino acid metabolism supports tumor growth.

7 Jul 2025

Scientists trace leprosy’s roots in South America back 4,000 years

Researchers have recovered and sequenced Mycobacterium lepromatosis genomes from 4,000-year-old human remains in Chile, providing the first molecular evidence of ancient leprosy in the Americas. The findings reveal the deep evolutionary roots and complex spread of Hansen’s disease long before European contact.

1 Jul 2025

Researchers link genetic ancestry to severity of dengue fever

For the first time, the extreme variability in dengue fever has been linked to a biological mechanism, potentially opening doors to new treatments and vaccines for the most common mosquito-borne disease worldwide.

30 Jun 2025

Harnessing saliva for precision medicine and early disease diagnosis

A research team led by the University of the Basque Country (Euskal Herriko Unibertsitatea, EHU) has identified hundreds of molecular markers in saliva that could reveal the risk of a person developing major diseases such as cancer, cardiovascular diseases, diabetes and neurodegenerative diseases.

26 Jun 2025

Why Alzheimer’s DNA tests don’t treat all populations equally

A major global study tested whether European-derived polygenic risk scores (PGS) for Alzheimer’s disease can predict risk across diverse populations. While PGS performed well in many groups, it was less accurate in individuals of sub-Saharan African and Indian ancestry, highlighting the urgent need for more inclusive genetic data.

19 Jun 2025

Neurons use RNA fragments to fight back against botox damage

Scientists have discovered that neurons exposed to Botox (botulinum toxin A) don't just survive—they fight back.

18 Jun 2025

Yale researchers triple precision and efficiency in genome editing

The promise of genome editing to help understand human diseases and create new therapies is vast, but technological limitations have limited advancement of the field.

18 Jun 2025

Instant coffee may damage your eyes, genetic study finds

Researchers used genomic and Mendelian randomization analyses in over 500,000 individuals to reveal a statistically significant causal link between instant coffee intake and increased risk of dry age-related macular degeneration (AMD). No such risk was found for ground or decaffeinated coffee.

17 Jun 2025

New CRISPR tool enables precise chemical modification of RNA in living cells

CRISPR-Cas13, a powerful RNA-targeting technology is gaining increasing attention as a next-generation gene therapy platform due to its precision and reduced side effects.

12 Jun 2025

When old diseases find new ways in: Europe’s latest diphtheria outbreak explained

A large multicountry outbreak of toxigenic Corynebacterium diphtheriae occurred among migrants entering Europe in 2022, driven primarily by cutaneous infections and involving multiple genetic lineages. Despite the unprecedented surge, transmission to resident populations was limited, but rising antimicrobial resistance and delayed treatment highlight ongoing public health risks.

10 Jun 2025