OTC BB Press Releases - April 18, 2007 (part 4)

CGLD:OB, GNLM:OB - 12 Companies to Present at EQUITIES International Mining Conference

EGLF:OB - E21 Driver -- Update

KALG:OB - 12 Companies Presenting at EQUITIES International Mining Conference

MMCV:OB - MicroMed COO & CFO to Be Interviewed on MN1

NFBH:OB - NetFabric Terminates Proposed Acquisition

NSSI:OB - Network-1 Completes $5,000,000 Financing

PTQMF:OB - Petaquilla Minerals Ltd.: Private Placement

VSPC:OB - VIASPACE Fielding Inquiries From Major Automotive OEMs, Test Systems Specialists and Fuel Cell Manufacturers Regarding Proprietary Hydrogen Fuel Cell Humidity Sensor

VMDC:OB - VantageMed Announces Closing of Merger With Nightingale

UGTH:OB - U.S. Geothermal CEO Daniel Kunz to Testify Before U.S House of Representatives - Energy and Minerals Resources Subcommittee