The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Mar. 28, 1978

Filed:

Jan. 25, 1977
Applicant:
Inventors:

Ulrich Zimmermann, Julich, DT;

Friedrich Riemann, Bad Salzuflen, DT;

Gunter Pilwat, Julich, DT;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N / ; G01N / ;
U.S. Cl.
CPC ...
2041 / ; 2042 / ;
Abstract

A method of and device for increasing the permeability of the skin of cells f living beings, according to which the respective cells are introduced in the form of a suspension into an electrically conductive liquid. Thereby there is formed a physiological electrolyte solution which is passed into one of two chambers through a passage of a partition. This partition separates a container into these two chambers, each chamber having an electrode. This passage surrounds the focus of an electric field. The cells in the electrolyte solution are exposed to the electric field while passing from one chamber to the other chamber until macromolecules having a radius of at least 5 A are exchanged through the cell skin between the solution in the interior of the cells and the physiological electrolyte solution.


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