A U.S. Patent for a “Reagent Usable for the Isolation and/or Purification of Nucleic Acids” was awarded to Qiagen on September 10th, 2019. The present invention provides a special reagent for the pretreatment of sample materials. The pretreatment with the reagent according to the invention enables the isolation of nucleic acids by a uniform method from very diverse sample materials, in particular different bioprocess samples, even if the nucleic acids are only present in small amounts in the sample materials. The reagent used for the pretreatment comprises, as key component, at least one compound comprising an amino group. Learn More