Nationwide Health Properties ( NHP) said late Wednesday that it has entered into a definitive joint venture agreement with a state pension fund investor advised by Morgan Stanley Real Estate to buy and develop assisted- and independent-living and skilled-nursing facilities.

The joint venture, which will be managed by NHP, a health care real estate investment trust, will fund its investments with approximately 40% equity contributions and 60% debt and will be owned 75% by the institutional capital partner and 25% by NHP.

The joint venture's initial portfolio will have an agreed-upon value of roughly $145 million, but future transactions could total up to investments of approximately $475 million, NHP said.

Shares of Newport Beach, Calif.-based Nationwide Health closed the regular session up 31 cents to $31.01.