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Biotechnology Sep 27, 2023

Study clarifies how 'junk DNA' influences gene expression

For decades, scientists have known that, despite its name, "junk DNA" in fact plays a critical role: While the coding genes provide blueprints for building proteins, which direct most of the body's functions, some of the ...

Astrobiology Sep 25, 2023

Scientists discover a new way to test for life on Mars

Space scientists have discovered a new process to test for life on Mars and on Earth, using cutting-edge technology to sequence DNA using the tiniest possible sample of DNA mass.

Bio & Medicine Sep 25, 2023

Nanopore sequencing and DNA barcoding method gives hope of personalized medicine

With the ability to map dozens of biomarkers at once, a new method could transform testing for conditions including heart disease and cancer.

Biotechnology Sep 18, 2023

Have researchers found the missing link to make easy protein sequencing possible?

There has been a real race among scientists to create a technology that enables easy protein sequencing. Professor of Chemical Biology Giovanni Maglia of the University of Groningen has now found the missing piece in the ...

Molecular & Computational biology Aug 25, 2023

New research reveals that Ötzi the iceman was bald and probably from a farming family. What else can DNA uncover?

In 1991, hikers came across a body that was partially contained in ice high up in the Alpine province of South Tyrol, Italy. Initially thought to be from a recent death, the body was later discovered to be 5,300 years old—from ...

Evolution Aug 24, 2023

The 'weird' male Y chromosome has finally been fully sequenced. Can we now understand how it works, how it evolved?

The Y chromosome is a never-ending source of fascination (particularly to men) because it bears genes that determine maleness and make sperm. It's also small and seriously weird; it carries few genes and is full of junk DNA ...

Molecular & Computational biology Aug 23, 2023

Scientists release the first complete sequence of a human Y chromosome

For decades, the Y chromosome—one of the two human sex chromosomes—has been notoriously challenging for the genomics community to sequence due to the complexity of its structure.

Ecology Aug 22, 2023

Detecting a vast diversity of rainforest animals by swabbing their DNA from leaves

In a new study, an international research team has shown that cotton swabs, which we all got to know so intimately during the COVID-19 pandemic, are a valuable tool to map biodiversity. The team was led by scientists at the ...

Biotechnology Aug 21, 2023

Identifying fire victims through DNA analysis: A geneticist explains what forensics is learning from archaeology

Fire devastates communities and families, and it makes identification of victims challenging. In the aftermath of the wildfire that swept through Lahaina, Hawaii, officials are collecting DNA samples from relatives of missing ...

Molecular & Computational biology Aug 15, 2023

Researchers develop versatile and low-cost technology for targeted long-read RNA sequencing

In a development that could accelerate the discovery of new diagnostics and treatments, researchers at Children's Hospital of Philadelphia (CHOP) have developed a versatile and low-cost technology for targeted sequencing ...

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