No matter how perfect the environment, random DNA copying errors occur.
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Johns Hopkins Kimmel Cancer Center scientists report data from a new study providing evidence that random, unpredictable DNA copying "mistakes" account for nearly two-thirds of...
Desoxyribonucleic acid, better known by its abbreviation DNA, carries our genetic information. But to Prof. Hendrik Dietz and Florian Praetorius from TUM, DNA is also an excellent building material for nanostructures. Folding DNA to create three-dimensional shapes using a...
The body's ability to repair DNA damage declines with age, which causes gradual cell demise, overall bodily degeneration and greater susceptibility to cancer.
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DNA repair is essential for cell vitality, cell survival and cancer prevention, yet...
This is a photo of a participant in a Magnetic Resonance Imaging (MRI) scanner used in this study.
Credit: Boston University Medical School Center for Biomedical Imaging
The brains of those who are born blind make new connections in the absence...
Artist's depiction of four-cell embryo (stock illustration).
Credit: © nobeastsofierce / Fotolia
The earliest mutations of human life have been observed by researchers at the Wellcome Trust Sanger Institute and their collaborators. Analysing genomes from adult cells, the scientists could look...
Release of platelets in the lung vasculature.
Credit: Image courtesy of University of California - San Francisco
Using video microscopy in the living mouse lung, UC San Francisco scientists have revealed that the lungs play a previously unrecognized role in blood...
David Levy, shown here with his sister, is the first adult patient cured of CDA.
Credit: David Levy
Using a technique that avoids the use of high-dose chemotherapy and radiation in preparation for a stem cell transplant, physicians at the University...
The whip-like tail of the sperm has a particular rhythm that pulls the head backwards and sideways to create a jerky fluid flow.
Credit: Image courtesy of University of York
Researchers have developed a mathematical formula based on the rhythmic movement...
Comparison of the positioning of the foramen magnum in a bipedal springhare (left) and its closest quadrupedal relative, the scaly-tailed squirrel.
Credit: Image from Russo and Kirk, Journal of Human Evolution
The evolution of bipedalism in fossil humans can be detected...
Village in the Amazon rain forest (stock image).
Credit: © waldorf27 / Fotolia
The Tsimane people -- a forager-horticulturalist population of the Bolivian Amazon -- have the lowest reported levels of vascular aging for any population, with coronary atherosclerosis (hardening of...
In human studies, researchers recently found a link between pregnant women with low Vitamin D levels and the increased likelihood of having a child with autistic traits.
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Giving vitamin D supplements to mice during pregnancy prevents...
