Male Flies’ Y Chromosome May Contribute to Earlier Deaths
Male Flies’ Y Chromosome May Contribute to Earlier Deaths
As male Drosophila grow old, selfish genetic elements that are abundant on the Y chromosome become more active, which appears to reduce longevity.
Male Flies’ Y Chromosome May Contribute to Earlier Deaths
Male Flies’ Y Chromosome May Contribute to Earlier Deaths

As male Drosophila grow old, selfish genetic elements that are abundant on the Y chromosome become more active, which appears to reduce longevity.

As male Drosophila grow old, selfish genetic elements that are abundant on the Y chromosome become more active, which appears to reduce longevity.

genetics
Environmental DNA Sequencing: Lessons from Ancient and Modern Environments
Environmental DNA Sequencing: Lessons from Ancient and Modern Environments
The Scientist Creative Services Team | Jul 10, 2020
In this webinar, Eske Willerslev and Simon Creer will discuss the discoveries they have made about the ancient and modern world through environmental DNA sequencing.
Native Americans Crossed the Pacific Long Before Europeans
Native Americans Crossed the Pacific Long Before Europeans
Abby Olena | Jul 8, 2020
Genetic evidence points to individuals from South America having possibly floated on a raft to Polynesian islands about 500 years before Europeans navigated there.
A Little Help From My Friends: Lessons Learned From Microbiome Metagenomics
A Little Help From My Friends: Lessons Learned From Microbiome Metagenomics
The Scientist Creative Services Team | Jul 2, 2020
Heather Jordan and Jennifer Wargo will discuss how metagenomics studies help uncover new and medically relevant functions of the human microbiome.
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.
Left-Handed DNA Has a Biological Role Within a Dynamic Genetic Code
Left-Handed DNA Has a Biological Role Within a Dynamic Genetic Code
Rachel Brazil | Jun 1, 2020
Once considered an unimportant curiosity, Z-DNA is now recognized to provide an on-the-fly mechanism to regulate how an RNA transcript is edited.
Infographic: DNA Isn’t Always Right-Handed
Infographic: DNA Isn’t Always Right-Handed
Rachel Brazil | Jun 1, 2020
When the nucleic acid spirals to the left, it takes on a zig-zag shape known as Z-DNA that appears to regulate RNA editing.
How a Pea Aphid Decides to Make Wings or Not
How a Pea Aphid Decides to Make Wings or Not
Viviane Callier | Jun 1, 2020
Wing development in females is environmentally controlled, but in males, an insertion on the sex chromosome appears to dictate whether the insects grow wings, according to a study.
Alzheimer’s Gene Linked to Higher Risk of Severe COVID-19
Alzheimer’s Gene Linked to Higher Risk of Severe COVID-19
Jef Akst | May 26, 2020
Two copies of the APOE4 variant, which confers a higher risk of dementia, doubles the risk of severe symptoms as a result of infection with SARS-CoV-2, according to a study.
Environmental Factors Don’t Explain Rise in Autism Prevalence
Environmental Factors Don’t Explain Rise in Autism Prevalence
Peter Hess | May 22, 2020
A large twin study in Sweden finds genetics has a much larger influence on the odds of an autism diagnosis, and has remained consistent over time.