Forschende kombinierten in lebenden Tieren die Veränderung von vielen Genen mittels der Genschere Crispr/Cas und die nachfolgende Analyse einzelner Zellen.
Sie können damit in den einzelnen Zellen eines Organs jeweils unterschiedliche Gene ausschalten, also ein Mosaik genetisch unterschiedlicher Zellen erschaffen, und die Auswirkungen davon untersuchen.
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