The bdelloid rotifer Adineta vaga under a polychromatic polarization microscope
Bacterial Enzyme Keeps Rotifers’ Transposable Elements in Check
Jumping genes in bdelloid rotifers are tamped down by DNA methylation performed by an enzyme pilfered from bacteria roughly 60 million years ago, a study finds.
ABOVE: Courtesy of Michael Shribak, Irina Yushenova
Bacterial Enzyme Keeps Rotifers’ Transposable Elements in Check
Bacterial Enzyme Keeps Rotifers’ Transposable Elements in Check

Jumping genes in bdelloid rotifers are tamped down by DNA methylation performed by an enzyme pilfered from bacteria roughly 60 million years ago, a study finds.

Jumping genes in bdelloid rotifers are tamped down by DNA methylation performed by an enzyme pilfered from bacteria roughly 60 million years ago, a study finds.

ABOVE: Courtesy of Michael Shribak, Irina Yushenova

transposable elements

Human DNA abstract dotwork vector illustration made of cloud of colored dots.
Adapting with a Little Help from Jumping Genes
Christie Wilcox | Jan 17, 2022
Long lambasted as junk DNA or genomic parasites, transposable elements turn out to be contributors to adaptation.
Organisms from infographic about transposable elements
Infographic: How Transposable Elements Can Shape Evolution
Christie Wilcox | Jan 17, 2022
The movements of so-called jumping genes can generate the genetic diversity needed to drive evolutionary change in populations over time.  
silhouette of a chimpanzee swinging against a blue sky
Alu Leap May Explain Why Apes Don’t Have Tails
Annie Melchor | Sep 23, 2021
A transposable element that jumped into the TBXT gene, which is linked to tail morphology, appears to be to blame for our missing appendage.
Male Flies’ Y Chromosome May Contribute to Earlier Deaths
Jef Akst | Jul 13, 2020
As male Drosophila grow old, selfish genetic elements that are abundant on the Y chromosome become more active, which appears to reduce longevity.
Transposons Identified as Likely Cause of Undiagnosed Diseases
Jef Akst | Jan 13, 2020
A tool for identifying jumping gene insertions in DNA sequencing data turns up possible explanations for four patients’ rare developmental disorders.
Taming the Transposon Hordes
Ruth Williams | Jan 1, 2019
Researchers repurpose the CRISPR machinery to turn whole classes of transposable elements on or off.
Jumping Genes Inactivated with CRISPR in Pigs
Shawna Williams | Aug 10, 2017
The study could pave the way for transplanting porcine organs to humans without the risk of reigniting endogenous retroviruses.
Clyde A. Hutchison III: Genome Sequencer and Synthetic Biologist
Anna Azvolinsky | Aug 1, 2016
From sequencing bacteriophages to synthesizing bacterial genomes to defining a minimal genome
A Movable Defense
Eugene V. Koonin and Mart Krupovic | Jan 1, 2015
In the evolutionary arms race between pathogens and hosts, genetic elements known as transposons are regularly recruited as assault weapons for cellular defense.
A Long Line of LINEs
Kate Yandell | Sep 1, 2014
Different mechanisms repress mobile DNA elements in human embryonic stem cells depending on the elements’ evolutionary ages.
Newly ID’d Transposons Involve Cas
Kerry Grens | May 27, 2014
Researchers uncover a group of mobile genetic elements in bacteria and archaea encoding a Cas enzyme.
Schizophrenia’s Jumping Genetics
Jef Akst | Jan 6, 2014
Researchers find evidence that transposable elements, also known as jumping genes, may contribute to the development of the psychiatric disorder.
Genomes Gone Wild
Megan Scudellari | Jan 1, 2014
Weird and wonderful, plant DNA is challenging preconceptions about the evolution of life, including our own species.
In Evolution's Garden
Megan Scudellari | Jun 1, 2013
Raising one evolutionary question after another, Brandon Gaut has harvested a crop of novel findings about how plant genomes evolve.
Before the Genes Jumped, 1930s
Sabrina Richards | Jan 1, 2012
How Nobel Laureate Barbara McClintock nearly gave up genetics for meteorology