UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                             WASHINGTON, D.C. 20549


                                  SCHEDULE 13D
                                 (RULE 13D-101)


                              (AMENDMENT NO. ___)*


                              Alpha Innotech Corp.
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                                (Name of Issuer)

                     Common Stock, $0.01 par value per share
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                         (Title of Class of Securities)

                                   02075U 10 9
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                                     (CUSIP
                                     Number)


                                   Darryl Ray
                              Alpha Innotech Corp.
                               2401 Merced Street
                              San Leandro, CA 94577
                                 (510) 483-9620
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           (Name, Address and Telephone Number of Person Authorized to
                      Receive Notices and Communications)

                                 October 3, 2005
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                     (Date of Event Which Requires Filing of
                                 this Statement)

If the filing person has previously  filed a statement on Schedule 13G to report
the  acquisition  which is the subject of this  Schedule 13D, and is filing this
schedule because of Rule 13d-1(e), 13d-1(f) or 13d-1(g), check the following box
|_|.

NOTE:  Schedules  filed in paper format shall include a signed original and five
copies of the  schedule,  including  all  exhibits.  See Rule 13d-7(b) for other
parties to whom copies are to be sent.

*The  remainder of this cover page shall be filled out for a reporting  person's
initial filing on this form with respect to the subject class of securities, and
for  any  subsequent   amendment   containing   information  which  would  alter
disclosures provided in a prior cover page.

The information required on the remainder of this cover page shall not be deemed
to be "filed" for the purpose of Section 18 of the  Securities  Exchange  Act of
1934 ("Act") or otherwise  subject to the liabilities of that section of the Act
but  shall be  subject  to all other  provisions  of the Act  (however,  see the
Notes).





                                  SCHEDULE 13D

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CUSIP NO.  02075U 10 9                                         PAGE 2 OF 7 PAGES
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    1     NAME OF REPORTING PERSON
          I.R.S. IDENTIFICATION NO. OF ABOVE PERSON

          ETP/FBR Venture Capital LLC             I.D. No. 54-2005388
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    2     CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions)
                                                              (a) |_|
                                                              (b) |X|
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    3     SEC USE ONLY

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    4     SOURCE OF FUNDS (See Instructions)

          SC (Subject Company)
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    5     CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS
          2(d) or 2(e)|_|

          Not applicable
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    6     CITIZENSHIP OR PLACE OF ORGANIZATION

          Delaware
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               7    SOLE VOTING POWER
                    
  NUMBER OF         
                    
   SHARES      _________________________________________________________________
               8    SHARED VOTING POWER
BENEFICIALLY        
                    1,471,999
  OWNED BY          
               _________________________________________________________________
    EACH       9    SOLE DISPOSITIVE POWER
                    
  REPORTING         
                    
   PERSON      _________________________________________________________________
               10   SHARED DISPOSITIVE POWER
    WITH            
                    1,471,999
                    
________________________________________________________________________________
   11     AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON


--------------------------------------------------------------------------------
   12     CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES 
          (See Instructions)                                     |_|

--------------------------------------------------------------------------------
   13     PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

          15.13%
--------------------------------------------------------------------------------
   14     TYPE OF REPORTING PERSON (See Instructions)

                   OO
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                                  SCHEDULE 13D

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CUSIP NO.  02075U 10 9                                         PAGE 3 OF 7 PAGES
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    1     NAME OF REPORTING PERSON
          I.R.S. IDENTIFICATION NO. OF ABOVE PERSON

          William Snider                 I.D. No.

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    2     CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions)
                                                              (a) |_|
                                                              (b) |X|
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    3     SEC USE ONLY

--------------------------------------------------------------------------------
    4     SOURCE OF FUNDS (See Instructions)

          SC (Subject Company)
--------------------------------------------------------------------------------
    5     CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS
          2(d) or 2(e)|_|

          Not applicable
--------------------------------------------------------------------------------
    6     CITIZENSHIP OR PLACE OF ORGANIZATION

          United States
--------------------------------------------------------------------------------
               7    SOLE VOTING POWER
                    
  NUMBER OF         
                    
   SHARES      _________________________________________________________________
               8    SHARED VOTING POWER
BENEFICIALLY        
                    1,471,999
  OWNED BY          
               _________________________________________________________________
    EACH       9    SOLE DISPOSITIVE POWER
                    
  REPORTING         
                    
   PERSON      _________________________________________________________________
               10   SHARED DISPOSITIVE POWER
    WITH            
                    1,471,999
                    
________________________________________________________________________________
   11     AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON


--------------------------------------------------------------------------------
   12     CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES
         (See Instructions)                                       |_|

--------------------------------------------------------------------------------
   13     PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

          15.13%
--------------------------------------------------------------------------------
   14     TYPE OF REPORTING PERSON (See Instructions)

                   IN
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                                  SCHEDULE 13D

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CUSIP NO.  02075U 10 9                                         PAGE 4 OF 7 PAGES
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    1     NAME OF REPORTING PERSON
          I.R.S. IDENTIFICATION NO. OF ABOVE PERSON

          Wei-Wu He                             I.D. No.

--------------------------------------------------------------------------------
    2     CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions)
                                                              (a) |_|
                                                              (b) |X|
--------------------------------------------------------------------------------
    3     SEC USE ONLY

--------------------------------------------------------------------------------
    4     SOURCE OF FUNDS (See Instructions)

          SC (Subject Company)
--------------------------------------------------------------------------------
    5     CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS
          2(d) or 2(e)|_|

          Not applicable
--------------------------------------------------------------------------------
    6     CITIZENSHIP OR PLACE OF ORGANIZATION

          Delaware
--------------------------------------------------------------------------------
               7    SOLE VOTING POWER
                    
  NUMBER OF         
                    
   SHARES      _________________________________________________________________
               8    SHARED VOTING POWER
BENEFICIALLY        
                    1,471,999
  OWNED BY          
               _________________________________________________________________
    EACH       9    SOLE DISPOSITIVE POWER
                    
  REPORTING         
                    
   PERSON      _________________________________________________________________
               10   SHARED DISPOSITIVE POWER
    WITH            
                    1,471,999
                    
________________________________________________________________________________
   11     AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON


--------------------------------------------------------------------------------
   12     CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES 
          (See Instructions)                                       |_|
--------------------------------------------------------------------------------
   13     PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

          15.13%
--------------------------------------------------------------------------------
   14     TYPE OF REPORTING PERSON (See Instructions)

                   IN
--------------------------------------------------------------------------------





ITEM 1.  SECURITY AND ISSUER

         This Statement on Schedule 13D (this "STATEMENT") relates to the shares
of common  stock,  $0.01 par value per  share  (the  "COMMON  STOCK"),  of Alpha
Innotech Corp., a Delaware  Corporation ("AIC"). The principal executive offices
of AIC are located at 2401 Merced Street, San Leandro, CA 94577.

ITEM 2.  IDENTITY AND BACKGROUND

         (a)      This  statement  is  filed by  ETP/FBR  Venture  Capital  LLC.
                  William  Snider  and  Wei-Wu He are the  general  partners  of
                  ETP/FBR  Venture  Capital LLC.  ETP/FBR  Venture  Capital LLC,
                  William Snider and Wei-Wu He are each sometimes referred to as
                  a  Reporting  Person and  collectively  ,  referred  to as the
                  Reporting Persons.

         (b)      The principal  business  address of each  Reporting  Person is
                  1901 Research Boulevard, Suite 350, Rockville, MD 20850.

         (c)      ETP/FBR  Venture  Capital LLC is a limited  liability  company
                  organized  for  purpose  of making  investments  in public and
                  private  emerging and growth  companies  in the  biotechnology
                  field.  William Snider and Wei-Wu He are the general  partners
                  of ETP/FBR Venture Capital LLC.

         (d)      During  the last five  years,  no  Reporting  Person  has been
                  convicted  in  a  criminal   proceeding   (excluding   traffic
                  violations or similar misdemeanors).

         (e)      During the last five  years,  no  Reporting  Person has been a
                  party to a civil  proceeding  of a judicial or  administrative
                  body of competent jurisdiction resulting in a judgment, decree
                  or final order enjoining future  violations of, or prohibiting
                  or  mandating   activities   subject  to,   federal  or  state
                  securities  laws, or finding  violations  with respect to such
                  laws.

         (f)      ETP/FBR  Venture Capital LLC id a Delaware  limited  liability
                  company;  William  Snider and Wei-Wu He are the United  States
                  citizens.

ITEM 3.  SOURCE AND AMOUNT OF FUNDS OR OTHER CONSIDERATION

         ETP/FBR  Venture  Capital LLC holds the securities  reported above as a
result of a merger  of Alpha  Innotech  Corporation,  a  California  Corporation
("AIC") with Xtrana, Inc. (the "Merger"). Pursuant to the Merger Agreement dated
as of December  14, 2004 (as amended on each of April 6, 2005,  July 6, 2005 and
August 25, 2005, the "Merger Agreement"),  the securities of AIC held by ETP/FBR
Venture Capital LLC were exchanged for securities of Alpha Innotech Corp. (f/k/a
Xtrana, Inc.) as of October 3, 2005, the effective date of the Merger.

ITEM 4.  PURPOSE OF TRANSACTION

         ETP/FBR  Venture  Capital  LLC does  not  currently  have any  plans or
proposals which relate to or would result in any matters set forth in Items 4(a)
through 4(j).

ITEM 5.  INTEREST IN SECURITIES OF THE ISSUER

         (a)      The  Reporting   Persons  are  the  beneficial  owners  of  an
                  aggregate of 1,471,999 shares of common stock including 92,221
                  shares upon exercise of five year warrants to purchase  common
                  stock at a purchase price of $0.087 per share, which represent
                  approximately 15.13% of the outstanding equity shares.

         (b)      ETP/FBR  Venture  Capital LLC is a direct  owner of  1,471,999
                  shares of the  Issuer's  Common  Stock,  except  that  William
                  Snider and Wei-Wu He may be deemed to have shared voting power
                  with respect to these shares of the Issuer's Common Stock.


                                  Page 5 of 7



         (c)      Except  as set  forth or  incorporated  herein,  no  Reporting
                  Person effected any  transactions in the Issuer's Common Stock
                  in the last 60 days.

         (d)      No other  person is known to have the right to  receive or the
                  power to direct the receipt of dividends  from or the proceeds
                  from the sale of such  shares  of  Common  Stock  beneficially
                  owned by the Reporting Persons.

         (e)      Not applicable.

ITEM 6.  CONTRACTS,  ARRANGEMENTS,  UNDERSTANDINGS OR RELATIONSHIPS WITH RESPECT
         TO SECURITIES OF THE ISSUER

         Not applicable.

ITEM 7.  MATERIAL TO BE FILED AS EXHIBITS.

         99.1     Agreement and Plan of Merger dated as of December 14, 2004, by
                  and among Xtrana,  Inc.,  AIC Merger Corp.  and Alpha Innotech
                  Corporation.   (Incorporated  by  reference  to  the  Issuer's
                  Current Report Form 8-K filed on December 17, 2004)

         99.2     Amendment  No. 1 to  Agreement  and Plan of Merger dated as of
                  December 14, 2004, by and among Xtrana, Inc., AIC Merger Corp.
                  and Alpha Innotech Corporation.  (Incorporated by reference to
                  the Issuer's Current Report Form 8-K filed on April 12, 2005)

         99.3     Amendment  No. 2 to  Agreement  and Plan of Merger dated as of
                  December 14, 2004, by and among Xtrana, Inc., AIC Merger Corp.
                  and Alpha Innotech Corporation.  (Incorporated by reference to
                  the Issuer's Current Report Form 8-K filed on July 11, 2005)

         99.4     Amendment  No. 3 to  Agreement  and Plan of Merger dated as of
                  December 14, 2004, by and among Xtrana, Inc., AIC Merger Corp.
                  and Alpha Innotech Corporation.  (Incorporated by reference to
                  the Issuer's Current Report Form 8-K filed on August 26, 2005)
                
          After reasonable  inquiry and to the best of each of the undersigned's
knowledge and belief,  the undersigned  certifies that the information set forth
in this statement is true, complete and correct.

Dated: October 17, 2005

                                       ETP/FBR Venture Capital
                                       By:  William Snider, General Partner
 
                                       /s/ William Snider
                                       -----------------------------------------
                                       


                                  Page 6 of 7



                                INDEX TO EXHIBITS


         99.1     Agreement and Plan of Merger dated as of December 14, 2004, by
                  and among Xtrana,  Inc.,  AIC Merger Corp.  and Alpha Innotech
                  Corporation.   (Incorporated  by  reference  to  the  Issuer's
                  Current Report Form 8-K filed on December 17, 2004)

         99.2     Amendment  No. 1 to  Agreement  and Plan of Merger dated as of
                  December 14, 2004, by and among Xtrana, Inc., AIC Merger Corp.
                  and Alpha Innotech Corporation.  (Incorporated by reference to
                  the Issuer's Current Report Form 8-K filed on April 12, 2005)

         99.3     Amendment  No. 2 to  Agreement  and Plan of Merger dated as of
                  December 14, 2004, by and among Xtrana, Inc., AIC Merger Corp.
                  and Alpha Innotech Corporation.  (Incorporated by reference to
                  the Issuer's Current Report Form 8-K filed on July 11, 2005)

         99.4     Amendment  No. 3 to  Agreement  and Plan of Merger dated as of
                  December 14, 2004, by and among Xtrana, Inc., AIC Merger Corp.
                  and Alpha Innotech Corporation.  (Incorporated by reference to
                  the Issuer's Current Report Form 8-K filed on August 26, 2005)
   

                                  Page 7 of 7