Zusammenfassung
Die enormen Fortschritte bei der Erforschung des humanen Genoms sind wesentlich auf die Einführung neuer oder verbesserter Methoden zur Analyse von Nukleinsäuren und Proteinen zurück zuführen. Zu den Methoden, die sich in kurzer Zeit in Forschung und Diagnostik etablieren konnten, zählen die Fluoreszenz-in-situ-Hybridisierung (FISH), die Polymerase-Ketten-Reaktion (PCR) einschließlich der Methoden der quantitativen PCR sowie der Einsatz von Short-interfering-RNA-Molekülen (siRNAs) zur Reduktion der Expression ausgewählter Gene. Der zunehmenden Bedeutung der Analyse sekundärer Modifikationen von Nukleinsäuren und Proteinen (Methylierung, post-translationale Proteinmodifikationen) wird der Einsatz der Massenspektrometrie gerecht. Insgesamt lässt sich feststellen, dass mit diesen und weiteren Methoden die humane Genomforschung über ein gutes Arsenal verfügt, mit dem nach der Sequenzierung zunehmend auch die Interpretationsmöglichkeit der vorliegenden genetischen Daten verbessert wird.
Abstract
The enormous progress made by research of the human genome is mainly driven by newly established or improved methods for the analysis of nucleic acids and proteins. Among the methods that have gained a wide-spread use within a comparably short time are fluorescence in situ hybridization (FISH), polymerase chain reaction (PCR) including methods for quantitative PCR, and the use of short interfering RNA (siRNA) molecules aimed at gene silencing. The increasing significance of the analysis of secondary modifications of nucleic acids and proteins (genomic imprinting by DNA methylation, posttranslational protein modification) is reflected by an increasing use of mass spectrometry for the analysis and characterization of these biomolecules. Overall, in the future the research into the human genome and the interpretation of data will further benefit from these and other refined tools.
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Bullerdiek, J. Moderne Methoden in der Genomforschung und Humangenetik. Bundesgesundheitsbl. 49, 989–994 (2006). https://doi.org/10.1007/s00103-006-0044-2
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DOI: https://doi.org/10.1007/s00103-006-0044-2