The incoming White House chief of staff’s brother Zeke — a National Institutes of Health bioethicist — will be a senior counselor on health policy in the OMB.

Rahmbo’s older brother is expected to work closely with HHS secretary nominee Daschle in formulating national healthcare plan.

Plus: Obama’s weekly radio address to include announcement of Harvard physicist John Holdren as science adviser.

And Oregon State University marine biologist Jane Lubchenco will be announced as head of the National Oceanic and Atmospheric Administration.