The URL for the member's access will be changed by the end of December, 2016. (The URL is now changed.)
After that, SBJ members can access the Journal of Bioscience and Bioengineering through the ScienceDirect journal page:

You can use the same username and password to access the content. You can log in using the “Sign in” functionality at the top right of the page.

If you do not have an account in ScienceDirect, you need to create an account using your membership number as an activation code at https://www.sciencedirect.com/jbiosc/activate/member.