MSDN’s December theme for BizTalk is focused on highlighting Windows Workflow Foundation and Windows Communication Foundation integration with BizTalk.
You can find great articles such as which showcases integration using service orientation with BizTalk Server 2006, Windows Communication Foundation, and Microsoft Business Scorecard Manager.
Jesus Rodriguez (BizTalk MVP) has been blogging on this theme as well. Couple of great posts include:
- BizTalk R2 and WCF: http://weblogs.asp.net/gsusx/archive/2006/11/21/invoking-tcp-hosted-wcf-services-using-biztalk-server-r2.aspx
- BizTalk WSE 3.0 adapter and WCF: http://weblogs.asp.net/gsusx/archive/2006/05/10/445991.aspx