You mich want to have a look at this post
http://blogs.objectsharp.com/cs/blogs/matt/archive/2007/06/15/test.aspx
Alternatively, using the TwoConnect ODBC adapter could be an option.
Thirdly, you could create a .net library that wraps the calls to MS Access
and use it within a pipeline or orchestration.
Good luck
Pedro
Comparative Advantage Ltd