Carolin A Seefeldt

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This study involved a school-based prevention program initiated to reduce alcohol, tobacco, and other drug (ATOD) use among adolescents in the Troy School District in the Detroit area. One purpose was to describe the current ATOD situation by investigating changes in reported ATOD use from 1987 to 1991. Another purpose was to explore and identify the most(More)
Local self-activation and long ranging inhibition provide a mechanism for setting up organising regions as signalling centres for the development of structures in the surrounding tissue. The adult hydra hypostome functions as head organiser. After hydra head removal it is newly formed and complete heads can be regenerated. The molecular components of this(More)
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