NEW YORK--(BUSINESS WIRE)--NeoStem, Inc. (OTCBB:NEOI), the first company to specialize in the collection, processing and storage of adult stem cells for personal use in times of critical medical need, will hold an investor conference call on March 14, 2007, at 12 noon Eastern Time, to discuss the expansion of its Physician’s Network under which a second NeoStem™ Adult Stem Cell Collection Center will open in Las Vegas, Nevada.