Cell
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Cancer DNA can de detected in the bloodstream years before diagnosis?
Scientists at Johns Hopkins University found that a blood test could detect cancer DNA more than three years before a patient receives a clinical diagnosis. The study, published in May in the journal Cancer Discovery, is part of a growing body of research that suggests a test called multi-cancer early detection (MCED) might revolutionize cancer… Read more
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Super-Resolution Microscopes
Using a tiny, spherical glass lens sandwiched between two brass plates, the 17th-century Dutch microscopist Antonie van Leeuwenhoek was the first to officially describe red blood cells and sperm cells in human tissues, and observe “animalcules”-bacteria and protists-in the water of a lake. Increasingly powerful light microscopes followed, revealing cell organelles like the nucleus and… Read more
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