TASK DEFINITION: In this task, you are to Translate German text to English
PROBLEM: Auf eine Pumpe wird dabei verzichtet.

SOLUTION: A pump is dispensed with in this case.

PROBLEM: Die Erfindung betrifft ein Tastmittel, das durch Gebrauch Veränderungen unterworfen ist und das eine Erkennung derselben unter Lichteinfall begünstigende Ausgestaltung besitzt.

SOLUTION: The invention relates to a sensing means which is subjected to changes through use and has a configuration which facilitates detection of said changes with the incidence of light.

PROBLEM: Furthermore the protein is useful for coating natural or artificial collagen surfaces in order to render them nonadhesive for cells and prevent the activation of cells.

SOLUTION:
Furthermore the protein is useful for coating natural or artificial collagen surfaces in order to render them nonadhesive for cells and prevent the activation of cells.