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 5 PAGES
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    1     NAME OF REPORTING PERSON
          I.R.S. IDENTIFICATION NO. OF ABOVE PERSON

          Haseeb Chaudry                      I.D. No.
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    2     CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions)   
                                                                (a) |_|
                                                                (b) |_|
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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

          United States
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               7    SOLE VOTING POWER
                    
  NUMBER OF         195,206
                    
   SHARES      _________________________________________________________________
               8    SHARED VOTING POWER
BENEFICIALLY        
                    1,142,909
  OWNED BY          
               _________________________________________________________________
    EACH       9    SOLE DISPOSITIVE POWER
                    
  REPORTING         195,206
                    
   PERSON      _________________________________________________________________
               10   SHARED DISPOSITIVE POWER
    WITH            
                    1,142,909
                    
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   11     AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

                   1,338,115
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   12     CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES
          (See Instructions)                                             |_|
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   13     PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

          13.75%
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   14     TYPE OF REPORTING PERSON (See Instructions)

                   IN
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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)      Haseeb Chaudhry

         (b)      Mr.  Chaudhry's  business address is: c/o Alpha Innotech Corp.
                  2401 Merced Street, San Leandro, CA 94577

         (c)      Mr. Chaudhry's principal occupation is Chief Executive Officer
                  of Alpha Innotech Corp., 2401 Merced Street,  San Leandro,  CA
                  94577

         (d)      During  the  last  five  years,  Mr.  Chaudhry  has  not  been
                  convicted  in  a  criminal   proceeding   (excluding   traffic
                  violations or similar misdemeanors).

         (e)      During the last five years,  Mr. Chaudhry has not 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)      Mr. Chaudhry is a United States citizen.

ITEM 3.  SOURCE AND AMOUNT OF FUNDS OR OTHER CONSIDERATION

         Mr.  Chaudhry  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 Mr.  Chaudhry
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

         Mr.  Chaudhry was a founder of AIC. The  securities  of AIC held by Mr.
Chaudhry were  exchanged for  securities of Alpha  Innotech Corp. in the Merger.
Mr.  Chaudhry 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)      Mr.  Chaudhry  beneficially  owns an  aggregate  of  1,338,115
                  shares of common stock (including (i) 1,142,909 shares held by
                  a revocable  trust,  (ii) 141,204 shares upon exercise of five
                  year warrants to purchase  common stock at a purchase price of
                  $0.087 per share,  and (iii)  54,002  shares upon  exercise of
                  options,   which   represent   approximately   13.75%  of  the
                  outstanding equity shares.

         (b)      Except pursuant to applicable community property laws and with
                  the  exception  of the  1,142,909  shares  held by a revocable
                  trust,  Mr. Chaudhry has sole voting and investment power with
                  respect to 1,338,115 shares of the Issuer's Common Stock.


                                  Page 3 of 5



         (c)      Except as set forth or incorporated  herein,  Mr. Chaudhry has
                  not effected any  transactions in the Issuer's Common Stock in
                  the last 60 days.

         (d)      Except pursuant to applicable community property laws and with
                  the  exception  of the  1,142,909  shares  held by a revocable
                  trust,  no other  person is known to Mr.  Chaudhry to have the
                  right  to  receive  or the  power to  direct  the  receipt  of
                  dividends  from,  or proceeds  from the sale of, any shares of
                  Common Stock beneficially owned by Mr. Chaudhry on the date of
                  this Statement.

         (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
                                           /s/ Haseeb Chaudry
                                           -------------------------------------
                                               Haseeb Chaudry


                                  Page 4 of 5



                                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)


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