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New study sheds light on the molecular basis of gene expression

An international research collaboration has shed new light on the molecular basis of gene expression, the fundamental biological process that underpins how all organisms use their genetic information.

2 Dec 2024

Large language models could help automate functional genomics research

Researchers at University of California San Diego School of Medicine have demonstrated that large language models (LLMs), such as GPT-4, could help automate functional genomics research, which seeks to determine what genes do and how they interact.

2 Dec 2024

New insights into how aging affects muscle cell regeneration

As muscles age, their cells lose the ability to regenerate and heal after injury. Now, Cornell University researchers have created the most comprehensive portrait to date of how that change, in mice, unfolds over time.

2 Dec 2024

Researchers develop organoid mimicking human fetal pancreas

Researchers from the Organoid group (previously Clevers group) at the Hubrecht Institute have developed a new organoid that mimics the human fetal pancreas, offering a clearer view of its early development.

2 Dec 2024

Great ape museum specimens reveal secrets of DNA virus evolution

Scientists screened great ape museum specimens for DNA viruses, revealing insights into viral evolution and host-virus associations spanning decades.

2 Dec 2024

Study reveals how stem cells sense and respond to their environment

A new study from The Hospital for Sick Children (SickKids) and Institut Curie reveals how stem cells sense and respond to their environment, with implications for inflammatory bowel disease and colorectal cancer.

2 Dec 2024

Spatial transcriptomics uncovers new treatment paths for triple-negative breast cancer

Study uses spatial transcriptomics to map intratumoral heterogeneity and microenvironmental dynamics in triple-negative breast cancer (TNBC). The findings identify nine spatial archetypes and gene signatures linked to immunotherapy response and patient outcomes.

2 Dec 2024

Minority genetic variation in tuberculosis offers new insights for improving outbreak tracking

Findings show that within-host MTBC variation improves transmission inference, suggesting new strategies for understanding and controlling tuberculosis spread.

2 Dec 2024

IL-15 improves the effectiveness of GPC3 CAR T cells in targeting solid tumors

The study reveals IL-15's role in enhancing GPC3 CAR T cell therapy, improving tumor targeting and T cell survival in patients with solid cancers.

2 Dec 2024

Study challenges long-standing understanding of axon structure

Biology textbooks may need a revision, say Johns Hopkins Medicine scientists, who present new evidence that an armlike structure of mammalian brain cells may be a different shape than scientists have assumed for more than a century.

2 Dec 2024

Natural polyphenol boosts mitochondrial function and muscle performance during aging

Oleuropein enhances mitochondrial calcium uptake, reversing age-related declines in muscle function and energy metabolism, with promising clinical potential.

2 Dec 2024

New insights into how cells generate microRNAs

It's a big year for microRNAs. The 2024 Nobel Prize in Physiology or Medicine went to Victor Ambros and Gary Ruvkun, who discovered the first microRNA in 1993.

2 Dec 2024

ARMC5 regulates saturated and unsaturated fatty acid levels in fat cells

Researchers at Osaka University identified a degradation factor for SREBP1 as essential for maintaining the balance of saturated and unsaturated fatty acids in adipose tissue.

2 Dec 2024

Neural connectivity predicts deep brain stimulation success in essential tremor

Study unveils how specific cortico-thalamic connectivity patterns influence essential tremor suppression with deep brain stimulation (DBS). It highlights the contralateral thalamus as a pivotal driver of tremor modulation and potential pathways for enhanced intervention strategies.

1 Dec 2024

Fibroblastic reticular cells power immune defenses in lung cancer

Fibroblastic reticular cells (FRCs) create T-cell-supportive niches within lung cancer tumors, facilitating T-cell migration, clustering, and activation. This study highlights FRCs' potential as therapeutic targets to boost anti-tumor immunity in non-small cell lung cancer (NSCLC).

1 Dec 2024

Phase 1 study finds serine- and glycine-free diet boosts immune response in colorectal cancer

Findings indicate a serine/glycine-free diet can reduce colorectal cancer growth and enhance immune response, offering insights for immunotherapy strategies.

29 Nov 2024

Bacteria modify their ribosomes in response to the antibiotics

Bacteria modify their ribosomes when exposed to widely used antibiotics, according to research published today in Nature Communications. The subtle changes might be enough to alter the binding site of drug targets and constitute a possible new mechanism of antibiotic resistance.

29 Nov 2024