A toothbrush has an axially displaceable trigger at the upper end of a handle to force toothpaste into an extension provided with the brush and which is retractable in the hand.

 
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< Protease conjugates having sterically protected epitope regions

< Dosing system

> Dental hygiene device

> Nucleic acid molecules from wheat encoding an R1-protein, and transgenic plant cells and plants comprising the nucleic acid molecules
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