Polymerase News and Research

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Virus causes 20 million infections annually as study uncovers hidden drivers of its evolution

Researchers describe the evolutionary origins of hepatitis E virus in rodents.

12 Dec 2024

Gene therapy to prevent stillbirth and premature delivery developed

Researchers investigate the effectiveness of placental nano-based insulin-like 1 growth factor gene therapy to correct fetal growth restriction.

12 Dec 2024

Post-COVID health risks: Obesity fuels sequelae, smoking hits memory

Obesity significantly increases the risk of post-COVID-19 long-term sequelae, while smoking is primarily linked to memory disorders but does not raise the risk of long COVID symptoms or hospitalization.

9 Dec 2024

SARS-CoV-2 spike protein found lingering in brain regions

Researchers find that SARS-CoV-2 spike protein persists in the skull-meninges-brain axis, driving neuroinflammation, neurodegeneration, and heightened vulnerability to brain injuries.

3 Dec 2024

Nanozyme breakthrough offers new hope for viral pneumonia treatment

A recent study in Nature Materials introduces an inhalable nanozyme treatment for viral pneumonia, showing promising results in reducing inflammation and viral load in various mouse models. The nanozyme, CeTA-K1tkP, demonstrates broad-spectrum effects and biocompatibility, offering a potential new approach to treating pneumonia and other inflammatory conditions.

3 Dec 2024

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

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

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

Reinstating masking curbs hospital viral outbreaks, study confirms

Researchers investigate how changes in hospital policies for SARS-CoV-2 testing and masking have influenced hospital-acquired respiratory viral infections.

1 Dec 2024

Advanced microscopy reveals how ribosomes attach to mRNA for protein synthesis

Within a cell, DNA carries the genetic code for building proteins. To build proteins, the cell makes a copy of DNA, called mRNA.

28 Nov 2024

Late-liver-stage malaria vaccine delivers 89% protection and boosts cellular immunity

Genetically attenuated malaria parasites with extended liver-stage arrest (GA2) showed 89% protection in a clinical trial, surpassing earlier vaccine candidates and highlighting the potential of cellular immunity.

26 Nov 2024

Microbial density in our gut shapes how diseases are linked to gut health

The study in Cell highlights microbial load's role in gut microbiome variation, suggesting it as a confounder in disease research and a key health determinant.

15 Nov 2024

New biosensor technology could revolutionize mpox diagnosis

A new variant of human mpox has claimed the lives of approximately 5% of people with reported infections in the Democratic Republic of the Congo since 2023, many of them children. Since then, it has spread to several other countries.

14 Nov 2024

New study links circadian gene variants to winter depression

Variants of the PER3 gene disrupt adrenal adaptation to winter light, leading to serotonin disruption and depression-like behaviors in humanized mice models.

13 Nov 2024

Vitamin D receptor activation slows cell overgrowth in pulmonary hypertension

The study demonstrates that activating the vitamin D receptor (VDR) with calcitriol suppresses cell proliferation in pulmonary arterial smooth muscle cells, potentially reducing disease severity in pulmonary arterial hypertension (PAH).

12 Nov 2024

Limited impact of prenatal COVID-19 exposure on child neurodevelopmental outcomes

Research shows prenatal exposure to SARS-CoV-2 linked to slight regulatory behavior improvements in infants, but no significant neurodevelopmental impacts.

12 Nov 2024

How gut bacteria regulate stress and sleep cycles

This study reveals that gut microbiota, particularly Lactobacillus species, regulate the daily rhythm of stress hormones like corticosterone, influencing stress responses and brain function at different times of the day. Disruptions in gut bacteria lead to altered stress responses and increased susceptibility to disorders like depression.

10 Nov 2024