: a nucleoside C10H13N5O5 composed of guanine and ribose
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Previously, scientists had found that the DNA sensor cyclic guanosine monophosphate–adenosine monophosphate synthase (cGAS) was driving this system-wide repair, patching up DNA double-strand breaks to stabilize the genome, but how this came to be has remained a mystery until now.—New Atlas,
12 Oct. 2025 But a problem arises in people like Piqueras, whose TLR7 receptors can’t distinguish between genetic material in potentially dangerous viruses, and guanosine, a nucleic acid found in the body’s own RNA.—
Isabella Cueto,
STAT,
18 June 2022 Although not one of the canonical RNA bases, inosine is read by the cell’s protein-translation machinery as the familiar guanosine.—
Sara Reardon,
Scientific American,
5 Feb. 2020