<SUBMISSION>
<ACCESSION-NUMBER>0000950152-09-002142
<TYPE>15-12G
<PUBLIC-DOCUMENT-COUNT>1
<FILING-DATE>20090304
<DATE-OF-FILING-DATE-CHANGE>20090303
<EFFECTIVENESS-DATE>20090304
<FILER>
<COMPANY-DATA>
<CONFORMED-NAME>ADVANCED BIOTHERAPY INC
<CIK>0000791833
<ASSIGNED-SIC>8731
<IRS-NUMBER>510402415
<STATE-OF-INCORPORATION>DE
<FISCAL-YEAR-END>1231
</COMPANY-DATA>
<FILING-VALUES>
<FORM-TYPE>15-12G
<ACT>34
<FILE-NUMBER>000-26323
<FILM-NUMBER>09653740
</FILING-VALUES>
<BUSINESS-ADDRESS>
<STREET1>227 WEST MONROE
<STREET2>SUITE 3900
<CITY>CHICAGO
<STATE>IL
<ZIP>60606
<PHONE>312-701-0793
</BUSINESS-ADDRESS>
<MAIL-ADDRESS>
<STREET1>227 WEST MONROE
<STREET2>SUITE 3900
<CITY>CHICAGO
<STATE>IL
<ZIP>60606
</MAIL-ADDRESS>
<FORMER-COMPANY>
<FORMER-CONFORMED-NAME>ADVANCED BIOTHERAPY CONCEPTS INC
<DATE-CHANGED>19990524
</FORMER-COMPANY>
</FILER>
<DOCUMENT>
<TYPE>15-12G
<SEQUENCE>1
<FILENAME>c49787e15v12g.htm
<DESCRIPTION>FORM 15-12G
<TEXT>
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<TITLE>e15v12g</TITLE>
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<DIV style="width: 100%; border-bottom: 2pt solid black; font-size: 1pt">&nbsp;</DIV>
<DIV style="width: 100%; border-bottom: 1pt solid black; font-size: 1pt">&nbsp;</DIV>




<DIV align="center" style="font-size: 14pt; margin-top: 12pt"><B>UNITED STATES<BR>
SECURITIES AND EXCHANGE COMMISSION</B>
</DIV>

<DIV align="center" style="font-size: 12pt"><B>Washington, D.C. 20549</B>
</DIV>

<DIV align="center" style="font-size: 18pt; margin-top: 12pt"><B>FORM 15</B>
</DIV>

<DIV align="left" style="font-size: 12pt; margin-top: 10pt"><B>CERTIFICATION AND NOTICE OF TERMINATION OF REGISTRATION UNDER SECTION 12(g) OF THE SECURITIES
EXCHANGE ACT OF 1934 OR SUSPENSION OF DUTY TO FILEREPORTS UNDER SECTIONS 13 AND 15(d) OF THE
SECURITIES EXCHANGE ACT OF 1934.</B>
</DIV>

<DIV align="center" style="font-size: 10pt; margin-top: 12pt"><B>Commission File Number 000-26323</B></DIV>

<DIV align="center" style="font-size: 24pt; margin-top: 12pt"><B>Advanced Biotherapy, Inc.</B>
</DIV>

<DIV align="center" style="font-size: 10pt"><DIV style="width: 100%; border-bottom: 1px solid #000000; font-size: 1px">&nbsp;</DIV></DIV>


<DIV align="center" style="font-size: 10pt">(Exact name of registrant as specified in its charter)</DIV>


<DIV align="center" style="font-size: 10pt; margin-top: 12pt"><B>141 West Jackson Blvd., Suite&nbsp;2182, Chicago, IL 60604 Tel: (312)&nbsp;427-1912</B></DIV>

<DIV align="center" style="font-size: 10pt"><DIV style="width: 100%; border-bottom: 1px solid #000000; font-size: 1px">&nbsp;</DIV></DIV>


<DIV align="center" style="font-size: 10pt">Address, including zip code, and telephone number, including area code, of registrant&#146;s principal executive offices)</DIV>


<DIV align="center" style="font-size: 10pt; margin-top: 12pt"><B>Common Stock, par value $.001 per share</B></DIV>

<DIV align="center" style="font-size: 10pt"><DIV style="width: 100%; border-bottom: 1px solid #000000; font-size: 1px">&nbsp;</DIV></DIV>


<DIV align="center" style="font-size: 10pt">(Title of each class of securities covered by this Form)</DIV>


<DIV align="center" style="font-size: 10pt; margin-top: 12pt"><B>None</B></DIV>

<DIV align="center" style="font-size: 10pt"><DIV style="width: 100%; border-bottom: 1px solid #000000; font-size: 1px">&nbsp;</DIV></DIV>


<DIV align="center" style="font-size: 10pt">(Titles of all other classes of securities for which a duty to file reports under section 13(a) or 15(d) remains)</DIV>



<DIV align="left" style="font-size: 10pt; margin-top: 6pt">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Please place an X in the box(es) to designate the appropriate rule provision(s) relied upon to
terminate or suspend the duty to file reports:
</DIV>
<DIV align="left" style="margin-left: 4%">
<TABLE style="font-size: 10pt" cellspacing="0" border="0" cellpadding="0" width="50%">
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<TR valign="bottom">
    <TD width="70%">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD width="25%">&nbsp;</TD>
</TR>
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<TR valign="bottom">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px"><B>Rule&nbsp;12g-4(a) (1)</B>
</DIV></TD>
    <TD>&nbsp;</TD>

<TD align="left" valign="top"><b><FONT style="font-family: Wingdings">&#254;</FONT></b></TD>
</TR>
<TR valign="bottom">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px"><B>Rule&nbsp;12g-4(a) (2)</B>
</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top"><b><FONT style="font-family: Wingdings">&#111;</FONT></b></TD>
</TR>
<TR valign="bottom">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px"><B>Rule&nbsp;12h-3(b) (1) (i)</B>
</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top"><b><FONT style="font-family: Wingdings">&#111;</FONT></b></TD>
</TR>
<TR valign="bottom">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px"><B>Rule&nbsp;12h-3(b) (1) (ii)</B>
</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top"><b><FONT style="font-family: Wingdings">&#111;</FONT></b></TD>
</TR>
<TR valign="bottom">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px"><B>Rule&nbsp;15d-6</B>
</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top"><b><FONT style="font-family: Wingdings">&#111;</FONT></b></TD>
</TR>
<!-- End Table Body -->
</TABLE>
</DIV>

<DIV align="left" style="font-size: 10pt; margin-top: 10pt">Approximate number of holders of record as of the certification or notice date: <U>&nbsp;&nbsp;&nbsp;<B>1</B>&nbsp;&nbsp;&nbsp;</U>
</DIV>


<DIV align="left" style="font-size: 10pt; margin-top: 6pt">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Pursuant to the requirements of the Securities Exchange Act of 1934 Advanced Biotherapy, Inc.
has caused this certification/notice to be signed on its behalf by the undersigned duly authorized
person.
</DIV>
<DIV align="center">
<TABLE style="font-size: 10pt" cellspacing="0" border="0" cellpadding="0" width="100%">
<!-- Begin Table Head -->
<TR valign="bottom">
    <TD width="30%">&nbsp;</TD>
    <TD width="3%">&nbsp;</TD>
    <TD width="30%">&nbsp;</TD>
    <TD width="3%">&nbsp;</TD>
    <TD width="30%">&nbsp;</TD>
    <TD width="3%">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
</TR>
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<TR valign="bottom">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">Date: <B>March&nbsp;3, 2009</B>
</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">By: <B>Jeffrey Mistarz, CFO of</B>
</TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top"><I>/s/ Jeffrey Mistarz</I>
</TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;</TD>
</TR>
<TR style="font-size: 1px">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">&nbsp;
</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top" style="border-top: 1px solid #000000">&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;</TD>
</TR>
<TR valign="bottom">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">&nbsp;
</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top"><B>Lime Energy Co.,</B></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;</TD>
</TR>
<TR valign="bottom">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">&nbsp;
</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top"><B>successor-in-interest</B></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;</TD>
</TR>
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</TABLE>
</DIV>


<DIV style="width: 100%; border-bottom: 1pt solid black; margin-top: 10pt; font-size: 1pt">&nbsp;</DIV>
<DIV style="width: 100%; border-bottom: 2pt solid black; font-size: 1pt">&nbsp;</DIV>












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