Patents by Inventor Helmut Brosterhaus

Helmut Brosterhaus has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • BUFFER SOLUTION FOR ELECTROPORATION AND A METHOD COMPRISING THE USE OF THE SAME
    Publication number: 20110117654
    Abstract: A method for introducing biologically active molecules into animal or human cells using an electric current includes suspending the cells and dissolving the biologically active molecules in a buffer solution including HEPES and at least 10 mmol×1?1 magnesium ions (Mg2+), the buffer solution having a buffer capacity of at least 20 mmol×1?1×pH?1 at a change in the pH from pH 7 to pH 8 and at a temperature of 25° C., and an ionic strength of at least 200 mmol×1?1. An electric voltage is applied to the suspension.
    Type: Application
    Filed: January 19, 2011
    Publication date: May 19, 2011
    Applicant: LONZA COLOGNE AG
    Inventors: Gudula Riemen, Elke Lorbach, Juliana Helfrich, Gregor Siebenkotten, Herbert Mueller-Hartmann, Kirsten Rothmann-Cosic, Corinna Thiel, Meike Weigel, Heike Wessendorf, Helmut Brosterhaus, Michael Nix