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From Neanderthals to now: Tracing the evolution of human sleep cycles

Researchers examined the differences in circadian biology between the ancestors of modern humans and the archaic hominins such as Denisovans and Neanderthals and the contribution of archaic introgression in human chronotypes by using genomes to trace chronotype evolution from archaic hominins to modern-day humans.

19 Dec 2023

Study uncovers unique genetic diversity in Australian Indigenous populations

Scientists at ANU have revealed significant genetic diversity among Australian Indigenous communities, uncovering unique genetic variations that could impact personalized medical treatments for chronic diseases.

14 Dec 2023

Targeted therapy reduces markers of disease burden, improves symptoms for patients with nonadvanced system mastocytosis

The targeted therapy bezuclastinib was safe and rapidly reduced markers of disease burden while also improving symptoms for patients with a rare blood disorder called nonadvanced system mastocytosis, according to results of the Phase II SUMMIT trial reported by researchers at The University of Texas MD Anderson Cancer Center.

11 Dec 2023

Machine learning reveals key markers for healthy aging, separate from chronic disease risks

Using machine learning, researchers successfully distinguished factors of healthy aging from chronic disease risks by analyzing health data across various ages, finding key markers like neutrophil counts and alkaline phosphatase levels as early indicators of healthy aging.

10 Dec 2023

Key role of ion and water influx in T cell migration uncovered

Research reveals that T cell migration relies on ion and water influx for actin polymerization and movement, with the WNK1 kinase playing a critical role in regulating these processes, offering new insights into adaptive immunity.

10 Dec 2023

Irregular sleep patterns linked to cognitive decline in older adults, study shows

Study finds that short sleep duration and high variability in sleep patterns are significantly associated with cognitive impairment in older adults, highlighting the importance of consistent sleep for cognitive health.

5 Dec 2023

New genetic links to coronary artery calcification uncovered, offering treatment insights

A study in Nature Cardiovascular Research identifies two new genetic loci associated with coronary artery calcification (CAC), a key indicator of atherosclerosis and coronary artery disease.

5 Dec 2023

New study provides convincing evidence of the essential role of cylicins in sperm development and fertility

Researchers investigated the Role of Cylicins in Spermiogenesis and Male Fertility in Mice and Humans through Clustered Regularly Interspaced Short Palindromic Repeats (CRISPR)/ CRISPR-associated protein 9 (Cas9) Gene Editing.

30 Nov 2023

Machine learning unlocks secrets of antimicrobial resistance, identifying over 900 key genes

Researchers employed advanced techniques like gene annotation, pangenomics, and machine learning to identify over 900 genes responsible for antimicrobial resistance in 12 bacterial species, outperforming traditional identification methods. This breakthrough approach offers new insights into the genetic basis of resistance, potentially guiding the development of more effective antibiotics

27 Nov 2023

New study links DNA methylation in GLP1R gene to obesity without metabolic disorders

The study investigates the role of epigenetic changes in GLP1R gene polymorphisms on metabolically healthy obesity (MHO), revealing that apart from genetic variations, DNA methylation significantly influences the occurrence of MHO.

20 Nov 2023

Rare APOE3-R136S mutation offers protection against Alzheimer's disease pathologies in new study

The R136S genetic mutation protected against apolipoprotein E4 (APOE4)-induced late-onset Alzheimer’s disease (LOAD).

16 Nov 2023

New diagnostic workflow improves detection of 5q-spinal muscular atrophy

5q-spinal muscular atrophy (5q-SMA) is one of the more common types of spinal muscular atrophy (SMA) affecting around one in ten thousand individuals worldwide.

15 Nov 2023

Multi-ancestry study reveals 187 new genetic risk factors for prostate cancer

In a comprehensive multi-ancestry GWAS meta-analysis, researchers identified 451 risk variants for prostate cancer, including 187 new variants, demonstrating the utility of such studies across diverse populations. This analysis not only increased understanding of genetic risk factors but also differentiated between aggressive and non-aggressive prostate cancer types, underscoring the potential of genetic risk scoring in guiding screening and early detection strategies.

12 Nov 2023

Pharmacogenomics holds promise for personalized dementia therapies

Pharmacogenomics-based studies in the research for personalized therapeutics for dementia

8 Nov 2023

Study links gut bacteria single-nucleotide polymorphisms to BMI

Researchers investigated the potential implications of single-nucleotide variations in gut-residing bacterial species (microbiome) on human health.

7 Nov 2023

Can PTSD deteriorate women's cardiovascular and neurological health?

Whether posttraumatic stress disorder (PTSD) symptoms in civilian midlife women negatively affected their cardiovascular and neurocognitive health.

6 Nov 2023

Proof-of-concept study holds promise for safer gene therapy techniques for treating immunodeficiencies

Researchers described an approach to edit the recombination-activating gene 2 (RAG2) locus for therapeutic applications.

1 Nov 2023

Does the percentage of slow-wave sleep decline with aging, and are intra-individual declines associated with dementia risk?

Researchers investigated whether slow-wave sleep (SWS) proportions reduced as individuals aged and whether intra-individual decreases were linked to dementia risk.

1 Nov 2023

How one gene shakes up our understanding of male infertility

The study investigates the role of the ACTL7B gene in sperm formation using genetically modified mice and finds that deficiencies in this gene lead to failed spermatogenesis and structural sperm abnormalities. Given the gene's similarity in humans, the findings suggest ACTL7B could serve as a potential biomarker for male infertility.

31 Oct 2023

Stopping metformin early linked to higher dementia risk in older adults with type 2 diabetes

Early termination of metformin treatment in older adults with type 2 diabetes is associated with a higher risk of dementia, according to a cohort study. The research has significant implications for diabetes management, especially among those at higher risk for dementia.

29 Oct 2023