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Cell & Microbiology Feb 14, 2025

Feet first: Understanding how mRNA helps cells 'walk'

Cells in the body have to move around in order to do their jobs. During development, for instance, cells are distributed to create and grow tissue. And in the event of an immune response, different cells are shuttled around. ...

Cell & Microbiology Feb 11, 2025

'Junk' RNA segments found to play role in protein production and cell stress response

Scientists have discovered that some tiny segments of RNA thought to be junk instead have a functional role in suppressing production of certain messenger RNAs and appear to help cells respond to oxidative stress.

Cell & Microbiology Feb 7, 2025

The spliceosome: An atomic-level look into how cells avoid errors when manufacturing mRNA

A complex molecular machine, the spliceosome, ensures that the genetic information from the genome, after being transcribed into mRNA precursors, is correctly assembled into mature mRNA. Splicing is a basic requirement for ...

Biotechnology Feb 4, 2025

Computational tool incorporates transcriptome size to improve RNA-seq analysis

Researchers studying gene expression have access to vast amounts of data from cells or tissues. This is thanks to advances in bulk and single-cell RNA-sequencing (RNA-seq) technologies that can capture every RNA molecule ...

Bio & Medicine Jan 29, 2025

mRNA-based drugs successfully delivered to intestine—without passing through the liver

Researchers at Tel Aviv University have achieved a breakthrough in drug delivery: they have successfully transported lipid nanoparticles encapsulating messenger RNA (mRNA) to the immune system of the small and large intestines—bypassing ...

Cell & Microbiology Jan 16, 2025

Damage to RNA, not DNA, found to be main cause of acute sunburn

We have all been told to avoid direct sunlight between 12 noon and 3 p.m., seek out shade and put on sunscreen and a hat. Nevertheless, most of us have experienced sunburn at least once. The skin turns bright red, feels irritated ...

Plants & Animals Jan 14, 2025

Researchers explore microRNA's role in bird flu infection

Is there a connection between bird flu and microRNA, the tiny bits of RNA which have different tasks in regulating genes and producing the body's building blocks?

Cell & Microbiology Jan 13, 2025

Importance of RNA modifications in fungal infection resistance could lead to better treatments

An often-overlooked mechanism of gene regulation may be involved in the failure of antifungal drugs in the clinic, claims a German-Austrian research team led by the Leibniz Institute for Natural Product Research and Infection ...

Molecular & Computational biology Jan 10, 2025

Hydrogen peroxide and the mystery of fruit ripening: 'Signal messengers' in plants

A research team led by Prof. Qin Guozheng from the Institute of Botany of the Chinese Academy of Sciences has unveiled a previously unrecognized mechanism by which the RNA N6–methyladenosine (m6A) demethylase SlALKBH2 undergoes ...

Social Sciences Dec 18, 2024

Trust in US media hit an all-time low in 2024. New survey shows Black midwesterners have found other sources

In 2024, Gallup reported Americans' trust in media was at an all-time low.

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