In guinea pigs, the insertion of a single gene can transform ordinary heart cells into pacemaker cells that regulate cardiac rhythm.
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Tumor cells can exhibit different behaviors despite being genetically indistinguishable.
Archaea packages DNA around histones in a similar way to eukaryotes, suggesting that fitting a large genome into a small space was not the original role of chromatin.
Scientists engineer a spectrum of artificial pigments to understand how animals see in color.
Certain immune cells keep adipose tissue in check by helping to define normal and abnormal physiological states.
A hormone called jasmonate mediates plants' responses to touch and can boost defenses against pests.
A precision microfluidic system enables single-cell analysis of growth and division.
The poxvirus stockpiles genes when it needs to adapt.
Human cytomegalovirus fixes its broken DNA by exclusively co-opting its host’s repair proteins.
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