Some Viruses Use an Alternative Genetic Alphabet
Some Viruses Use an Alternative Genetic Alphabet
In a trio of studies, researchers follow up on a 40-year-old finding that certain bacteriophages replace adenine with so-called diaminopurine, perhaps to avoid host degradation.
Some Viruses Use an Alternative Genetic Alphabet
Some Viruses Use an Alternative Genetic Alphabet

In a trio of studies, researchers follow up on a 40-year-old finding that certain bacteriophages replace adenine with so-called diaminopurine, perhaps to avoid host degradation.

In a trio of studies, researchers follow up on a 40-year-old finding that certain bacteriophages replace adenine with so-called diaminopurine, perhaps to avoid host degradation.

DNA
Environmental DNA Can Be Pulled from the Air
Environmental DNA Can Be Pulled from the Air
Amanda Heidt | Apr 7, 2021
A proof-of-concept study uses eDNA in the air to detect mammals, expanding the technique beyond aquatic sampling.
Early-Life Stress Exerts Long-Lasting Effects Via Epigenome
Early-Life Stress Exerts Long-Lasting Effects Via Epigenome
Asher Jones | Mar 18, 2021
In mice, epigenetic marks made on histones during infancy influence depression-like behavior during adulthood. A drug that reverses the genomic tags appears to undo the damage.
Lightning Might Have Sparked Early Life on Earth
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
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.
Stress-Induced Chromosome Changes Protect Flies’ Aging Brains
Stress-Induced Chromosome Changes Protect Flies’ Aging Brains
Lisa Winter | Dec 1, 2020
Brain cells in older Drosophila tend to have more than two complete sets of chromosomes, and that polyploidy most likely has a protective function, a study shows.
Gloria Echeverria Investigates an Insidious Form of Breast Cancer
Gloria Echeverria Investigates an Insidious Form of Breast Cancer
Max Kozlov | Dec 1, 2020
The newly minted Baylor College of Medicine faculty member is working to crack the mystery of triple negative breast cancer.
Q&A: A New Tool for Ensuring Genetic Privacy
Q&A: A New Tool for Ensuring Genetic Privacy
Amanda Heidt | Nov 12, 2020
Gamze Gursoy and Mark Gerstein of Yale Medical School have developed a strategy for stripping identifying variants from functional genomic data, balancing privacy with utility.
New Map Charts Genetic Expression Across Tissue Types, Sexes
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.
Ibrahim Cissé’s Tools Provide a Lens to Watch RNA Production
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.
Microbial Signatures in Blood Are Associated with Various Cancers
Microbial Signatures in Blood Are Associated with Various Cancers
Shawna Williams | Jul 13, 2020
A study suggests the potential for a noninvasive diagnostic that could detect tumors early and differentiate between disease types.
For the Greater Good: A Profile of Eva Harris
For the Greater Good: A Profile of Eva Harris
Diana Kwon | Jul 13, 2020
Through groundbreaking studies on dengue and efforts to build scientific infrastructure in Latin America, the University of California, Berkeley, professor has bridged research with its benefits to society.
Gene Splicing Pioneer Dale Kaiser Dies
Gene Splicing Pioneer Dale Kaiser Dies
Ashley Yeager | Jun 29, 2020
Working with a virus that infects bacteria, the Stanford University biochemist and developmental biologist helped to develop a way to stitch DNA together, a discovery that gave rise to genetic engineering.
Biologist Lynika Strozier Dies
Biologist Lynika Strozier Dies
Claire Jarvis | Jun 18, 2020
The Field Museum researcher and biology instructor, who died of complications associated with COVID-19, used DNA sequencing to identify new species of plants and birds.