professor sitting
Walter Gratzer, Biophysical Chemist and Science Writer, Dies at 89
His career bridged impactful research in molecular biology and biochemistry with prolific science writing for academic and nonacademic audiences alike.
ABOVE: COURTESY OF KING'S COLLEGE LONDON
Walter Gratzer, Biophysical Chemist and Science Writer, Dies at 89
Walter Gratzer, Biophysical Chemist and Science Writer, Dies at 89

His career bridged impactful research in molecular biology and biochemistry with prolific science writing for academic and nonacademic audiences alike.

His career bridged impactful research in molecular biology and biochemistry with prolific science writing for academic and nonacademic audiences alike.

ABOVE: COURTESY OF KING'S COLLEGE LONDON
RNA
Isolated Realistic Coronavirus Covid-19 Molecule in a Biological Environment stock photo
Tweak to N Protein Makes Delta Variant More Infectious
Chloe Tenn | Nov 5, 2021
Using a novel lab technique, researchers identified a mutation that allows the virus to insert more genetic material into host cells.
An artist's rendition of an RNA molecule in light blue on a dark blue background
Same RNA Acts in Neurodegeneration and Cancer
Abby Olena | Oct 29, 2021
The long noncoding RNA MINCR, implicated in ALS and Alzheimer’s disease as well as several types of cancer, appears to function differently when present at high versus low levels.
Photograph from 1918 influenza pandemic shows mask-wearing women holding stretchers at backs of ambulances in Saint Louis, Missouri.
100-Year-Old Lungs Yield Genetic Samples of 1918 Flu Viruses
Christie Wilcox | May 18, 2021
Influenza RNA sequences from three sets of lungs preserved in formalin since 1918 provide new insights into the deadly pandemic.
Drawing of the three kinds of glycosylated cell surface biomolecules: glycoproteins, glycolipids, and now, glycoRNAs
Newly Discovered Glycosylated RNA Is All Over Cells: Study
Christie Wilcox | May 18, 2021
Prior to a 2019 preprint, “glycoRNAs” weren’t known to exist. Now, the researchers who found them say they’re on lots of cells and may play a role in immune signaling.
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Simple Spit Test Could Diagnose Concussions
Asher Jones | Mar 24, 2021
A noninvasive saliva test accurately identified concussions in a study of hundreds of rugby players.
lightning, life, Earth, meteorite, phosphorous, fulgurite, schreibersite, DNA, RNA, microbes, evolution
Lightning Might Have Sparked Early Life on Earth
Asher Jones | Mar 17, 2021
Electrical storms, rather than meteorites as scientists had previously thought, could have unlocked phosphorus necessary for the development of ancient life, according to a new study.
How RNAs Called SINEUPs Upregulate Translation
Catherine Offord | Jan 1, 2021
The recently discovered long noncoding RNAs seem to boost the production of specific proteins in the cell by interacting with RNA-binding proteins, researchers find.
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RNA Interference Comes of Age
Diana Kwon | Dec 9, 2020
The third FDA approval of an RNAi-based therapeutic marks the growing success of a technique that took two decades to get off the ground.
SARS-CoV-2 Disables Key Components of Human Cells’ Defense System
Catherine Offord | Oct 22, 2020
Researchers detail how viral proteins interact with host RNA to disrupt the cell’s ability to fight back against infection.
New Map Charts Genetic Expression Across Tissue Types, Sexes
Ashley Yeager | Sep 10, 2020
A decade-long effort to probe gene regulation reveals differences between males and females, points to essential regulatory elements, and offers insight into past work on telomeres.
New RNA-Based Tool Could Assess Preeclampsia Risk
Amanda Heidt | Sep 1, 2020
Transcripts circulating in the blood provide real-time information about maternal, fetal, and placental health.
Ibrahim Cissé’s Tools Provide a Lens to Watch RNA Production
Jef Akst | Sep 1, 2020
The MIT physicist has demonstrated the importance of clusters of RNA polymerase and other transcription mediators in regulating RNA production.
Identified: Molecular Predictors of Rheumatoid Arthritis Relapse
Ruth Williams | Jul 15, 2020
The presence of a particular set of RNAs in the blood forewarns of an onset of severe symptoms and points to the cells involved.