Weekly Update, April 5, 2007

• AKDSArkados Completes ASTER Acquisiton; Gains Important Intellectual Property; Reiterate Speculative Buy
• AMARAmarillo Biosciences Posts Annual Results; Reiterate Speculative Buy
• AMARAmarillo Biosciences Adds Sites In Two Clinical Studies; Reiterate Speculative Buy
• AMARAmarillo Biosciences To Announce Annual Financial Results; Reiterate Speculative Buy
• AMPXAmpex Reports 4th Quarter and Year-End 2006 Results; Eastman Kodak Summary Judgement Appealed; Strong Buy Rating Reiterated
• AMPXSEC Form 13D Amendment Filed on Behalf of Ampex Corporation;ValueVest Increases Ownership Position; Strong Buy Rating Reiterated
• AMPXAmpex Corporation Announces Release Date for FY2006 Results and Conference Call Info;We Preview the Numbers;Strong Buy Rating Reiterated
• AMPXAmpex Corporation Announces New Board Member;Strong Buy Rating Reiterated
• AMSWAAmerican Software Reports 40% Increase In Operating Earnings
• APNSEstimates of Applied NeuroSolutions Targeted Market Grow; Strong Speculative Buy Reiterated
• BIPHBiophan Technologies Rating Maintained At Neutral; MRI Technologies Should Bring Revenues and Earnings
• BIPHBiophan Appoints Bonnie Labosky to its Board of Directors;Neutral Rating Reiterated
• BLDBaldwin Names John Jordan To CFO Post; Reiterate Buy
• CHBTChina-Biotics Raised To Strong Speculative Buy In Update Coverage; Driven By The Increasing Awareness Of Preventive Health
• CIPHCiphergen Biosystems Initial Rating At Speculative Buy; Proprietary Differentiated Diagnostic Tests Based On Combinations Of Protein Biomarkers
• CLRIClearant, Inc. to Issue 89 million Shares, Raise $2.2 million.
• CLRIClearant, Inc.: 10-K filing delayed. Rating suspended.
• CLRIClearant, Inc.: 10-K Filing Could Be Delayed.
• CRVHChilco River Announced Agreement In Principal To Secure Neccessary Funding For Completion of Bruce Hotel and Casino .
• DXPEDXP Enterprises Strong Buy Rating Maintained; Believe Investors Will Come To Increasingly Understand The Potential For Substantial Growth
• DXPEDXP Enterprises Reports Strong Fourth Quarter Results in Line With Dutton Associates Estimate; Stock Advances Over 10% in Late Trading; Reiterate $50 Price Target and Strong Buy Recommendation
• DXPEDXP Enterprises to Host First Conference Call Following Release of 2006 Results; Reiterate Strong Buy Rating
• ELRNElron Electronic Industries Strong Buy Rating Maintained With $16 Price Target; Almost A Free Call Option On Elron's Private Company Group
• ELRNElron Reports Fiscal 2006 Results
• ELRNElron Acquires 34% Stake in Second Emerging Clean Water Technology Company
• EPMEvolution Petroleum: Reports Second-Quarter Results of $0.02 Loss vs. Our Breakeven Estimate
• FORGForgent Networks Updates Status of Patent Lawsuit;Strong Speculative Buy Rating Reiterated
• FORGForgent Networks' Stock Weakness is Puzzling;Presents a Buying Opportunity;Reiterate Strong Speculative Buy Rating
• FSINFushi International Reports Strong 4Q and Full Year 2006 Results With Positive Guidance on Production, Sales and Net Income for 2007; Raising Estimates and Maintaining Strong Speculative Buy Rating
• GPREGreen Plains Renewable Energy: USDA Corn Crop Acreage Forecast Above Market Expectations; Reiterate Strong Speculative Buy Rating
• GPREGreen Plains Renewable Energy: USDA Corn Crop Forecast to Be Issued Tomorrow; Expect Close To 89 Million Acres; Reiterate Strong Speculative Buy Rating
• GPREGreen Plains Renewable Energy Rated Strong Speculative Buy In Update Coverage; Turn Profitable In The Fourth Quarter of 2007
• GPREGreen Plains Announces New CEO; Reiterate Strong Speculative Buy Rating
• HRBNHarbin Electric Strong Speculative Buy Rating Reiterated in Update Report
• HRBNHarbin Electric's Robust Fourth Quarter and Non-cash Items Lifts Fiscal 2006 Financial Results; Earnings Forecasts for 2007 and 2008 and Price Target Under Review
• HYDGHydroGen Speculative Buy Rating Reiterated in Update Report
• HYDGHydroGen Corporation Reports 2006 Results; Makes Progress On Business Plan; Speculative Buy Reiterated
• HYDGHydroGen Corp. Makes Progress On Growth Strategies; Fourth Quarter Preview
• HYDGHydrogen Corp. Begins Trading On Nasdaq
• IBTGFInternational Barrier Technology Upgraded to Strong Speculative Buy Rating in Updated Initial Report
• INKSInksure:4Q 2006 Results, First Reaction
• INMDIntegraMed America, Inc. Announces Completion Of Baltimore Fertility Center acquistion;Strong Buy Rating Reiterated
• INMDIntegraMed America, Inc.'s Fourth Quarter and FY2006 Results Reviewed; Strong Buy Rating Reiterated
• JYSRJoystar, Inc. Appoints New Chief Financial Officer;Strong Speculative Buy Reiterated
• KADArcadia Resources - Well-positioned to Benefit from Ongoing Changes in U.S. Healthcare - 60% Upside - Upgrade to BUY
• LGTYLogility, Inc. Reports Operating Earnings Up 22% on Record Revenues
• LMECLime Energy Co. Announced Results of Recent Rights Offering;Raises Approximately $3.0 Million;Strong Speculative Buy Reiterated
• LMECLime Energy Co. Extends Rights Offering; Strong Speculative Buy Reiterated
• LMECLime Energy Co. Reports Preliminary Results of Q4/2006 and FY2006: Restructuring and Full Company Integration Completed in FY2006;Strong Speculative Buy Reiterated
• LMECLime Energy to Conduct Conference Call to Discuss 4Q/2006 and Full-Year 2006;Rights Offering Instructions Clarified;Strong Speculative Buy Reiterated
• LTRXLantronix Rating of Strong Speculative Buy Maintained; Expect Lantronix's Growth To Accelerate Over The Intermediate Term From The Introduction Of Multiple Products In The Past Two Years
• MAMMaine & Maritimes Corporation Names Brent Boyles President and CEO; Buy Reiterated.
• MAMMaine & Maritimes To Divest Unregulated Operations; Focus On Core Regulated Utility. Rating Upgraded From Speculative Buy to Buy.
• MAMMaine & Maritimes Corporation: Feasibility of New Transmission Line Studied; 10-K Could Provide Color On Future Direction.
• MBKRMortgageBrokers.com Details Strong Canadian Mortgage and Housing Market;Business Model in Place to Benefit From U.S. Slowdown;Strong Speculative Buy Rating Reiterated
• MDVNMedivation CEO To Present Alzheimer's Clinical Results; Reiterate Strong Speculative Buy
• MDVNMedivation Presents Alzheimer's Data To International Conference; Reiterate Strong Speculative Buy
• MDVNMedivation Strong Speculative Buy Rating In Update Coverage;Three Promising Therapies With Potential To Advance Treatment Results In The Fights Against Alzheimer's disease, Huntington's disease and Prostate Cancer
• MDVNMedivation To Jump From The Amex To The Nasdaq; Reiterate Strong Speculative Buy
• MDVNMedivation to Present Clinical Progress at Healthcare Conference; Reiterate Strong Speculative Buy
• MNOVMediciNova Elects New Board Chairman: Reiterate Strong Speculative Buy
• MNOVMediciNova To Discuss Multiple Sclerosis Trial Results; Reiterate Strong Speculative Buy
• MNOVMediciNova To Present At Healthcare Conference; Reiterate Strong Speculative Buy
• MNOVMediciNova Strong Speculative Buy Rating In Update; Significant Potential Improvements Over Current Standards Of Care For A Variety Of Diseases And Conditions
• NCOCNational Coal Fourth Quarter Results
• NEOPNeoprobe Upgraded to Strong Speculative Buy Rating in Update Report
• NTIINeurobiological Technologies Raises $6.6 Million in Equity; Strong Speculative Buy Reiterated
• NTIINeurobiological Technologies Reports Second Quarter Results: Reiterate Strong Speculative Buy
• NXXINutrition 21. Strong Buy Rating Reiterated in Update Report
• ONIOragenics Wins Phase 1 Grant for Colorectal Cancer Study; Reiterate Speculative Buy
• ONIOragenics Could Sign Probiotic Mouthwash Agreement In Six Weeks; Reiterate Speculative Buy
• ONIOragenics Financial Results Meet Projections; Reiterate Speculative Buy
• ONIOragenics Expected To File 2006 Financial Results; Reiterate Speculative Buy
• OTDO2Diesel Corporation and Fair Energy will jointly develop Columbia and Bolivia for O2Diesel's ethanol/diesel blended fuel. Speculative Buy maintained.
• OTDO2Diesel Corporation announces third participant in CityHome(TM) School Bus Program. Speculative Buy maintained.
• OTDO2Diesel Corporation: 2006 Net Loss In Line With Expectations; Speculative Buy Rating Reiterated
• OTDO2Diesel Corporation Quarter Previewed; Company Enters Into Supply Agreement With Fair Energy.
• OTDO2Diesel Speculative Buy Rating Reiterated In Update Coverage; Announces Acquisition of ProEcho Energy Who Is Building 100 mm Gallon Ethanol Plant
• OTIVOn Track Innovations Strong Buy Rating Reiterated in Update Report
• OTIVOn-Track Innovations: Publishes 4Q 2006 Results, First Reaction and Reiterate Strong Buy and USD$12 Price Target
• PCEPACE in C$9 Million Turnkey Degasification Contract
• PHLIPHLI announces a positive amendment to its agreement with Mott's LLP, a division of Cadbury Schweppes Americas Beverage
• PHLIPacificHealth Labs Announced Its Fourth Quarer And Year-end Results; Total Quarter Revenues Up 51.2% to $1.11 Million EPS Were ($0.03) Compared To Our $0.00 Estimate
• PNTRPointer Telocation Strong Buy Rating Reiterated in Update Report
• PNTRPointer Telocation (PNTR): Signs Another Acquisition MOU
• PNTRPointer Telocation (PNTR): Signs Two MOUs in Argentina, Reiterate Strong Buy
• PNTRPointer Telocation: 4Q 2006 Results Preview
• PRCPetro Resources: Successfully Closes Williston Basin Acquisition; Should Increase Proved Reserves More than 100%
• PTSCCorrected - Patriot Scientific Files Proxy and Details Information in Chairman's Letter to Stockholders;
• PTSCPatriot Scientific Announces License for Leading Worldwide Flash Storage Card Company;Strong Speculative Buy Rating Reiterated
• PTVLPro Travel Network Speculative Buy Rating In Initiating Coverage; Direct-To-Consumer Service Business That Leverages The Home-Based Business Concepts With The Travel Industry
• PVCTProvectus Annual Results In Line With Expectations; Reiterate Strong Speculative Buy
• PVCTProvectus Expected To Soon Release 2006 Financial Results; Reiterate Strong Speculative Buy
• PVCTProvectus To Boost Investor Relations Capabilities, Increase Awareness; Reiterate Strong Speculative Buy
• QUSAQuestar Assessment, Inc.: Symbol Changes to QUSA; Buy Rating Maintained.
• QUSAQuestar Assessment, Inc.: 1QFY07 Revenue Up 212%; EBITDA Improves To $0.09 Per Share From $0.03 Per Share Loss; Buy Rating Maintained.
• QUSATouchstone Applied Sciences Rating Maintained At Buy; The Questar Acquisition Was The Defining Event of Fiscal 2006; Trading At Only 5.4x Projected Fiscal 2007 EBITDA Vs 15.5 Industry Average
• QUSATouchstone Applied Science Associates: One-time items contribute to FY06 loss; FY07 estimate lowered; shares trade at only 5.7x FY07 projected EBITDA; Buy rating maintained.
• QUSATouchstone Applied Science Associates, Inc.: Fiscal Fourth Quarter Earnings Preview.
• RZRaser Technology Receives AMP Note Payment
• RZRaser: Delays 10-K Until End of March
• RZRaser Technologies Makes Two Announcements
• SHMTShumate Shares Plunge, Then Recover after Warrant Exchange Offer
• SHMTShumate Industries: Preliminary Results In-Line after Deferred Revenue Adjustment
• SILApex Silver Derivatives Trigger Restatement
• SKPISky Petroleum Rated Speculative Buy in an Updated Initial Report
• SUWNSunwin International Neutraceuticals Raises $4.1 million to Finance Business Expansion; Reiterate Speculative Buy Rating
• TCHC21st Century Reports Fourth Quarter and FY2006 Results; Our Comment - Negative Numbers Belie Positive Results; Strong Buy Rating Reiterated
• TCHC21st Century Holding Company Announces Dividend;Maintaining $0.18 Quarterly Rate:Reiterate Strong Buy Rating
• TISATop Image Systems: Tracking Our Estimates, Reiterate Buy
• TNXITelanetix Makes Important Acquisition - Raising Our Estimates and Price Target to $7.00
• TNXITelenetix Announces High-end Videoconferencing Products Interoperable With Most Desktop Videoconferencing Systems; Reiterate Strong Speculative Buy
• WAVXWAVE TDM Shipping With Seagate Notebook PC Hard Drive
• XARXaar: Reiterate Buy Rating; Market Update
• XARXaar (LSE: XAR.L): 2006 Results Summary, Estimates Under Review
• XARXaar: To Report 2H 2006 on March 15. Results Preview