Swapping chromosomes from one human egg to another could eliminate mitochondrial DNA mutations that cause disease.
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The federal government tightens regulations on SARS and other deadly viruses, but the changes could hamper research.
From insects to mammals, the animal kingdom sometimes cures its own ills.
A parasitic worm accumulates epigenetic DNA tags over its lifetime.
In mutating to evade immune detection, HIV becomes susceptible to detection by different antibodies, suggesting new strategies for vaccination.
Wild animals are getting and spreading the deadly antibiotic-resistant bacteria.
J. Craig Venter plans to develop a machine to find and sequence DNA on Mars, but another genomics mogul, Jonathan Rothberg, may beat him to it.
A river system in Colorado contains high concentrations of antibiotic resistance genes in areas close to water-treatment plants.
An African rat helps detect tuberculosis in Tanzania, prompting the Mozambique government to pursue a similar project.
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