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      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman;"><strong>UNITED
        STATES</strong></font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman;"><strong>SECURITIES
        AND EXCHANGE COMMISSION</strong></font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman;"><strong>WASHINGTON,
        D.C. 20549</strong></font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman;"><strong>________________________________________</strong></font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman;"><strong>FORM
        8-K</strong></font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman;"><strong>CURRENT
        REPORT</strong></font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman;"><strong>PURSUANT
        TO SECTION 13 OR 15(d) OF THE</strong></font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman;"><strong>SECURITIES
        EXCHANGE ACT OF 1934</strong></font></div>
      <div><br></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman;">Date
        of
        report (Date of earliest event reported): <u>July 9, 2007</u></font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
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      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman;">CYTOGEN
        CORPORATION</font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman;"><strong>________________________________________</strong></font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman;">(Exact
        Name of Registrant as Specified in Charter)</font></div>
      <div><br></div>
      <div>
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                </div>
              </td>
              <td valign="top" width="2%"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman;">&#160;</font></td>
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              <td valign="top" width="2%"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman;">&#160;</font></td>
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                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt">
                  <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman;">22-2322400</font></div>
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                  or Other Jurisdiction of Incorporation)</font></div>
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              <td valign="top" width="2%"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman;">&#160;</font></td>
              <td valign="top" width="25%">
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                  File Number)</font></div>
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              <td valign="top" width="2%"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman;">&#160;</font></td>
              <td valign="top" width="25%">
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman;">(I.R.S.
                  Employer Identification No.)</font></div>
              </td>
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      <div><br></div>
      <div>
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                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt">
                  <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman;">650
                    College Road East, CN 5308, Suite 3100, Princeton,
                    NJ</font></div>
                </div>
              </td>
              <td valign="top" width="2%"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman;">&#160;</font></td>
              <td valign="top" width="25%" style="BORDER-BOTTOM: black 2px solid">
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt">
                  <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman;">08540</font></div>
                </div>
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            <tr>
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                  of Principal Executive Offices)</font></div>
              </td>
              <td valign="top" width="2%"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman;">&#160;</font></td>
              <td valign="top" width="25%">
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman;">(Zip
                  Code)</font></div>
              </td>
            </tr>
  
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      </div>
      <div><br></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman;">Registrant&#8217;s
        telephone number, including area code: <u>(609) 750-8200</u></font></div>
      <div><br></div>
      <div>
        <table cellpadding="0" cellspacing="0" width="100%">
  
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              <td valign="top" width="83%" style="BORDER-BOTTOM: black 2px solid"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman;">&#160;</font></td>
            </tr>
  
        </table>
      </div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman;">(Former
        Name or Former Address, if Changed Since Last Report)</font></div>
      <div><br></div>
      <div><br></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 36pt; MARGIN-RIGHT: 0pt" align="justify"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman;">Check
        the
        appropriate box below if the Form 8-K filing is intended to simultaneously
        satisfy the filing obligation of the registrant under any of the following
        provisions (<em>see </em>General Instruction A.2. below):</font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
      <div>
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              <td style="WIDTH: 36pt">
                <div>&#160;</div>
              </td>
              <td style="WIDTH: 27pt">
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              </td>
              <td>
                <div align="justify"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman;">Written
                  communications pursuant to Rule 425 under the Securities Act (17
                  CFR
                  230.425)</font></div>
              </td>
            </tr>
  
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      </div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
      <div>
        <table align="center" border="0" cellpadding="0" cellspacing="0" id="hangingindent" width="100%">
  
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              <td style="WIDTH: 36pt">
                <div>&#160;</div>
              </td>
              <td style="WIDTH: 27pt">
                <div style="MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman;"><font style="DISPLAY: inline;" face="Wingdings">&#168;</font></font></div>
              </td>
              <td>
                <div align="justify"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman;">Soliciting
                  material pursuant to Rule 14a-12 under the Exchange Act (17 CFR
                  240.14a-12)</font></div>
              </td>
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      </div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
      <div>
        <table align="center" border="0" cellpadding="0" cellspacing="0" id="hangingindent" width="100%">
  
            <tr valign="top">
              <td style="WIDTH: 36pt">
                <div>&#160;</div>
              </td>
              <td style="WIDTH: 27pt">
                <div style="MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman;"><font style="DISPLAY: inline;" face="Wingdings">&#168;</font></font></div>
              </td>
              <td>
                <div align="justify"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman;">Pre-commencement
                  communications pursuant to Rule 14d-2(b) under the Exchange Act (17
                  CFR
                  240.14d-2(b))</font></div>
              </td>
            </tr>
  
        </table>
      </div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
      <div>
        <table align="center" border="0" cellpadding="0" cellspacing="0" id="hangingindent" width="100%">
  
            <tr valign="top">
              <td style="WIDTH: 36pt">
                <div>&#160;</div>
              </td>
              <td style="WIDTH: 27pt">
                <div style="MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman;"><font style="DISPLAY: inline;" face="Wingdings">&#168;</font></font></div>
              </td>
              <td>
                <div align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman;">Pre-commencement
                  communications pursuant to Rule 13e-4(c) under the Exchange Act (17
                  CFR
                  240.13e-4(c))</font></div>
              </td>
            </tr>
  
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      </div>
      <div>&#160;</div>
      <div>&#160;</div>
      <div id="PGBRK" style="MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt">
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          <div style="WIDTH: 100%; TEXT-ALIGN: center">
            <hr style="COLOR: black" noshade size="2">
          </div>
        </div>
        <div id="HDR">
          <div id="GLHDR" style="WIDTH: 100%" align="right">&#160;</div>
        </div>
      </div>
      <div>&#160;</div>
      <div>
        <div>
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                  <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman;"><strong>Item
                    5.02</strong></font></div>
                </td>
                <td align="left" valign="top" width="94%">
                  <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman;"><strong>Departure
                    of Directors or Principal Officers; Election of
                    Directors;&#160;Appointment of Principal Officers; Compensatory
                    Arrangements&#160;of Certain
                    Officers.</strong></font></div>
                </td>
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        </div><br></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 36pt; MARGIN-RIGHT: 0pt" align="justify"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman;">On
        July
        9, 2007, Stephen A. Ross joined Cytogen Corporation (the &#8220;Company&#8221;) as its
        Senior Vice President, Sales and Marketing. Mr. Ross joins the Company from
        GlaxoSmithKline (GSK) where for 15 years he progressed through positions of
        increasing responsibility in sales and marketing. From October 2005 through
        June
        2007, he served as Vice President, Specialist Business Units, GSK UK and was
        responsible for sales and marketing of GSK hospital and specialty product
        portfolios in the United Kingdom.&#160;&#160;In Mr. Ross' most recent
        appointment at GSK, he led a team of more than 300 employees and together they
        established new oncology and cervical cancer business units in the UK. From
        September 2002 through September 2005, Mr. Ross served as Vice President and
        General Manager of GSK Ireland. His experience at GSK also includes managing
        a
        portfolio of eight cytotoxic agents and two anti-emetic agents.</font></div>
      <div><br></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 36pt; MARGIN-RIGHT: 0pt" align="justify"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman;">Mr.
        Ross
        received a Masters of Business Administration in marketing and finance from
        the
        Wharton School of the University of Pennsylvania and a Bachelor of Arts degree
        in Economics, magna cum laude, from Brigham Young University.</font></div>
      <div><br></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 36pt; MARGIN-RIGHT: 0pt" align="justify"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman;">Mr.
        Ross&#8217;
  2007 annual base salary is $235,000 and his potential cash bonus amount for
        2007
        performance is 35% of base salary.&#160;&#160;Mr. Ross also is entitled to
        relocation expenses up to $40,000 in the event he moves to within 25 miles
        of
        the Company&#8217;s corporate office within 18 months of his date of
        hire.&#160;&#160;In connection with his hiring, Mr. Ross also received: (i)
        options to purchase 50,000 shares of common stock with an exercise price per
        share equal to the fair market value of the common stock on the date of grant
        and vesting over three years; and (ii) a restricted stock grant of 20,000 shares
        of common stock vesting 100% on the third anniversary of the grant
        date.&#160;&#160;Mr. Ross does not have an employment agreement with the
        Company.</font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 36pt; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 36pt; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
      <div id="PGBRK" style="MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt">
        <div id="FTR">
          <div id="GLFTR" style="WIDTH: 100%" align="left">&#160;</div>
        </div>
        <div id="PN" style="PAGE-BREAK-AFTER: always">
          <div style="WIDTH: 100%; TEXT-ALIGN: center">&#160;</div>
          <div style="WIDTH: 100%; TEXT-ALIGN: center">
            <hr style="COLOR: black" noshade size="2">
          </div>
        </div>
        <div id="HDR">
          <div id="GLHDR" style="WIDTH: 100%" align="right">&#160;</div>
        </div>
      </div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 36pt; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
      <div><br></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman;"><strong>SIGNATURES</strong></font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 36pt; MARGIN-RIGHT: 0pt" align="justify"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman;">Pursuant
        to the requirements of the Securities Exchange Act of 1934, the Registrant
        has
        duly caused this report to be signed on its behalf by the undersigned hereunto
        duly authorized.</font></div>
      <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>
      <div><br></div>
      <div>
        <table cellpadding="0" cellspacing="0" width="100%">
  
            <tr>
              <td valign="top" width="48%"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman;">&#160;</font></td>
              <td align="left" colspan="2" valign="top" width="41%">
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman;">CYTOGEN
                  CORPORATION</font></div>
              </td>
            </tr>
            <tr>
              <td valign="top" width="48%"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman;">&#160;</font></td>
              <td valign="top" width="2%"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman;">&#160;</font></td>
              <td valign="top" width="50%"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman;">&#160;</font></td>
            </tr>
            <tr>
              <td valign="top" width="48%"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman;">&#160;</font></td>
              <td align="left" valign="top" width="2%">
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman;">By:</font></div>
              </td>
              <td valign="top" width="50%" style="BORDER-BOTTOM: black 2px solid">
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt">
                  <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman;">/s/&#160;&#160;William
                    J. Thomas</font></div>
                </div>
              </td>
            </tr>
            <tr>
              <td valign="top" width="48%"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman;">&#160;</font></td>
              <td valign="top" width="2%"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman;">&#160;</font></td>
              <td align="left" valign="top" width="50%">
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman;">William
                  J. Thomas,</font></div>
              </td>
            </tr>
            <tr>
              <td valign="top" width="48%"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman;">&#160;</font></td>
              <td valign="top" width="2%"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman;">&#160;</font></td>
              <td align="left" valign="top" width="50%">
                <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman;">Senior
                  Vice President and General Counsel</font></div>
              </td>
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text: form8-k_ross.htm
  UNITED
        STATES
  SECURITIES
        AND EXCHANGE COMMISSION
  WASHINGTON,
        D.C. 20549
  ________________________________________
  FORM
        8-K
  CURRENT
        REPORT
  PURSUANT
        TO SECTION 13 OR 15(d) OF THE
  SECURITIES
        EXCHANGE ACT OF 1934
  Date
        of
        report (Date of earliest event reported):
  July 9, 2007
  CYTOGEN
        CORPORATION
  ________________________________________
  (Exact
        Name of Registrant as Specified in Charter)
  Delaware
  000-14879
  22-2322400
  (State
                  or Other Jurisdiction of Incorporation)
  (Commission
                  File Number)
  (I.R.S.
                  Employer Identification No.)
  650
                    College Road East, CN 5308, Suite 3100, Princeton,
                    NJ
  08540
  (Address
                  of Principal Executive Offices)
  (Zip
                  Code)
  Registrant's
        telephone number, including area code:
  (609) 750-8200
  (Former
        Name or Former Address, if Changed Since Last Report)
  Check
        the
        appropriate box below if the Form 8-K filing is intended to simultaneously
        satisfy the filing obligation of the registrant under any of the following
        provisions (
  see
  General Instruction A.2. below):
  ¨
  Written
                  communications pursuant to Rule 425 under the Securities Act (17
                  CFR
                  230.425)
  ¨
  Soliciting
                  material pursuant to Rule 14a-12 under the Exchange Act (17 CFR
                  240.14a-12)
  ¨
  Pre-commencement
                  communications pursuant to Rule 14d-2(b) under the Exchange Act (17
                  CFR
                  240.14d-2(b))
  ¨
  Pre-commencement
                  communications pursuant to Rule 13e-4(c) under the Exchange Act (17
                  CFR
                  240.13e-4(c))
  Item
                    5.02
  Departure
                    of Directors or Principal Officers; Election of
                    Directors; Appointment of Principal Officers; Compensatory
                    Arrangements of Certain
                    Officers.
  On
        July
        9, 2007, Stephen A. Ross joined Cytogen Corporation (the "Company") as its
        Senior Vice President, Sales and Marketing. Mr. Ross joins the Company from
        GlaxoSmithKline (GSK) where for 15 years he progressed through positions of
        increasing responsibility in sales and marketing. From October 2005 through
        June
        2007, he served as Vice President, Specialist Business Units, GSK UK and was
        responsible for sales and marketing of GSK hospital and specialty product
        portfolios in the United Kingdom.  In Mr. Ross' most recent
        appointment at GSK, he led a team of more than 300 employees and together they
        established new oncology and cervical cancer business units in the UK. From
        September 2002 through September 2005, Mr. Ross served as Vice President and
        General Manager of GSK Ireland. His experience at GSK also includes managing
        a
        portfolio of eight cytotoxic agents and two anti-emetic agents.
  Mr.
        Ross
        received a Masters of Business Administration in marketing and finance from
        the
        Wharton School of the University of Pennsylvania and a Bachelor of Arts degree
        in Economics, magna cum laude, from Brigham Young University.
  Mr.
        Ross'
  2007 annual base salary is $235,000 and his potential cash bonus amount for
        2007
        performance is 35% of base salary.  Mr. Ross also is entitled to
        relocation expenses up to $40,000 in the event he moves to within 25 miles
        of
        the Company's corporate office within 18 months of his date of
        hire.  In connection with his hiring, Mr. Ross also received: (i)
        options to purchase 50,000 shares of common stock with an exercise price per
        share equal to the fair market value of the common stock on the date of grant
        and vesting over three years; and (ii) a restricted stock grant of 20,000 shares
        of common stock vesting 100% on the third anniversary of the grant
        date.  Mr. Ross does not have an employment agreement with the
        Company.
  SIGNATURES
  Pursuant
        to the requirements of the Securities Exchange Act of 1934, the Registrant
        has
        duly caused this report to be signed on its behalf by the undersigned hereunto
        duly authorized.
  CYTOGEN
                  CORPORATION
  By:
  /s/  William
                    J. Thomas
  William
                  J. Thomas,
  Senior
                  Vice President and General Counsel
  Dated:   July
        11, 2007