SARS-CoV-2 Disables Key Components of Human Cells’ Defense System
SARS-CoV-2 Disables Key Components of Human Cells’ Defense System
Researchers detail how viral proteins interact with host RNA to disrupt the cell’s ability to fight back against infection.
SARS-CoV-2 Disables Key Components of Human Cells’ Defense System
SARS-CoV-2 Disables Key Components of Human Cells’ Defense System

Researchers detail how viral proteins interact with host RNA to disrupt the cell’s ability to fight back against infection.

Researchers detail how viral proteins interact with host RNA to disrupt the cell’s ability to fight back against infection.

ribosomes
Image of the Day: More Ribosomes
Image of the Day: More Ribosomes
Chia-Yi Hou | May 10, 2019
An increased production of ribosomes may underlie cell migration and relate to cancer metastasis, according to a new study.
What Does It Look Like to “Turn On” a Gene?
What Does It Look Like to “Turn On” a Gene?
Alla Katsnelson, Casey Rentz, Knowable Magazine | May 3, 2019
Only recently have scientists directly witnessed this most pivotal of events in biology, thanks to new technology that allows them to observe the process in living cells. It’s teaching them a lot.
Ribosomal DNA Can Predict an Animal’s Age
Ribosomal DNA Can Predict an Animal’s Age
Abby Olena | Feb 14, 2019
A clock constructed of rDNA methylation sites can estimate both chronological and biological age across species.
Those We Lost in 2018
Those We Lost in 2018
Ashley Yeager | Dec 26, 2018
The scientific community said goodbye to a number of leading researchers this year.
A Nobel Pursuit
A Nobel Pursuit
The Scientist Staff | Dec 10, 2018
Watch as Nobel laureate Venki Ramakrishnan, who wrote the December Reading Frames essay, discusses Brexit and the importance of sharing scientific insights with the public.
Racing for the Ribosome
Racing for the Ribosome
Venki Ramakrishnan | Dec 1, 2018
Nobel laureate Venki Ramakrishnan’s new book recounts the tale of researchers striving to understand an ancient molecular machine that is essential for all life.
Thomas Steitz, Biologist and X-Ray Crystallographer, Dies
Thomas Steitz, Biologist and X-Ray Crystallographer, Dies
Ashley P. Taylor | Oct 11, 2018
Steitz determined the atomic structure of the ribosome, work for which he won the 2009 Nobel Prize in chemistry.
How Bacteria in Flies Kill Parasitic Wasps
How Bacteria in Flies Kill Parasitic Wasps
Shawna Williams | Jul 10, 2017
Ribosome-inactivating proteins from symbiotic bacteria leave their hosts unharmed.
Study: Ribosomes are Functionally Diverse
Study: Ribosomes are Functionally Diverse
Diana Kwon | Jun 22, 2017
New research suggests that the cells’ protein factories have preferences for specific messenger RNAs they translate. 
Ribosomal DNA Copy Numbers Decrease in Some Cancers
Ribosomal DNA Copy Numbers Decrease in Some Cancers
Abby Olena | Jun 22, 2017
An analysis of human cancer genome projects uncovers a counterintuitive loss of ribosomal gene copies.
Mouse Livers Grow and Shrink Daily
Mouse Livers Grow and Shrink Daily
Abby Olena | May 4, 2017
Feeding-fasting rhythms and light-dark cycles direct regular changes in organ and cell size, as well as ribosome number and protein levels.
Ciliates Are Genetic-Code Deviants
Ciliates Are Genetic-Code Deviants
Karen Zusi | Sep 30, 2016
Traditional stop codons have a double meaning in the protozoans' mRNA, sometimes calling for an amino acid during translation.
Scientists Catch Translation in the Act
Scientists Catch Translation in the Act
Ruth Williams | Sep 30, 2016
Newly developed techniques from four different groups rely on the same basic steps to track translation in live cells.
Noncoding RNAs Not So Noncoding
Noncoding RNAs Not So Noncoding
Ruth Williams | Jun 1, 2016
Bits of the transcriptome once believed to function as RNA molecules are in fact translated into small proteins.
Finding Mislabeled Noncoding RNAs
Finding Mislabeled Noncoding RNAs
Ruth Williams | May 31, 2016
Researchers scour the genome for micropeptides encoded within RNAs presumed to function in a noncoding capacity.
Single-Unit Synthetic Ribosome
Single-Unit Synthetic Ribosome
Ruth Williams | Jul 29, 2015
Scientists build a specialized ribosome with linked subunits that can translate designer transcripts in bacteria.
AAAAA Is for Arrested Translation
AAAAA Is for Arrested Translation
Ruth Williams | Jul 24, 2015
Multiple consecutive adenosine nucleotides can cause protein translation machinery to stall on messenger RNAs.
Speaking of Science
Speaking of Science
The Scientist Staff | Feb 1, 2015
February 2015's selection of notable quotes
Neurodegeneration and Protein Translation Linked
Neurodegeneration and Protein Translation Linked
Anna Azvolinsky | Jul 24, 2014
Researchers find that a type of neurodegeneration in mice is linked to ribosomal stalling during protein translation in the brain.