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<TITLE>LabOne, Inc. Form 8-K dated August 11, 2004</TITLE>
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<FONT SIZE=5><STRONG><P ALIGN="CENTER">UNITED STATES SECURITIES AND EXCHANGE COMMISSION</P>
</FONT></STRONG><FONT SIZE=4><P ALIGN="CENTER">Washington, D.C. 20549</P>
</FONT><FONT SIZE=5><STRONG><P ALIGN="CENTER">FORM 8-K</P>
</FONT></STRONG><P ALIGN="CENTER">CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934</P>
<P ALIGN="CENTER">Date of Report: <U>August 11, 2004</P>
</U><P ALIGN="CENTER">Commission file number: 0-16946</P>
<B><U><FONT FACE="Times,Times New Roman" SIZE=5><P ALIGN="CENTER">LabOne, Inc.</P>
</B></U></FONT><P ALIGN="CENTER">10101 Renner Blvd.</P>
<P ALIGN="CENTER">Lenexa, Kansas 66219</P>
<P ALIGN="CENTER">(913) 888-1770</P>
<FONT FACE="Times,Times New Roman"><P ALIGN="CENTER">Incorporated in Missouri</P>
<P ALIGN="CENTER">I.R.S. Employer Identification Number: 43-1039532</P>
</FONT><FONT FACE="Times,Times New Roman" SIZE=2><P>&nbsp;</P>
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<FONT FACE="Times,Times New Roman"><B><P>Item 7.&nbsp;&nbsp;Financial Statements and Exhibits </P></B></FONT>
<P>c.	Exhibits:</P>
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<P>4.1	Amended and Restated Credit Agreement dated August 11, 2004</P>
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<FONT FACE="Times,Times New Roman"><B><P>Item 9.&nbsp;&nbsp;Regulation FD Disclosure</P></B></FONT>


<P ALIGN="CENTER"><B>LabOne Announces Increased Credit Facility</B></P>

<P>LabOne, Inc. (Nasdaq: LABS), announced today that it has increased commitments under its revolving credit facility from $150 million to $175 million.  The credit facility, which is co-led by J.P. Morgan Securities Inc. and Wachovia Capital Markets LLC, includes commitments from JPMorgan Chase Bank, Wachovia Bank, NA, Wells Fargo Bank, N.A., Bank of America, N.A., U.S. Bank N.A., LaSalle Bank, N.A., UBS Loan Finance LLC, National City Bank of Kentucky, The Northern Trust Company, and Commerce Bank, N.A. The amended credit agreement will expire in August 2009. </P>




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<I><FONT SIZE=5><P ALIGN="CENTER">Signature</I></FONT><FONT FACE="Times,Times New Roman"> </P>
<P ALIGN="CENTER">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 thereunto duly authorized.</P>

<P ALIGN="CENTER">&nbsp;</FONT><FONT SIZE=5>LabOne, Inc.</P>
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      <P>Date:&nbsp;&nbsp;August 12, 2004</P></TD>
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      <P>By <U>/s/ <I>John W. McCarty</I></U><BR>John W. McCarty
      <BR>Executive V.P. and Chief Financial Officer
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LabOne, Inc. Form 8-K dated August 11, 2004
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:
August 11, 2004
Commission file number: 0-16946
LabOne, Inc.
10101 Renner Blvd.
Lenexa, Kansas 66219
(913) 888-1770
Incorporated in Missouri
I.R.S. Employer Identification Number: 43-1039532
Item 7.  Financial Statements and Exhibits
c.	Exhibits:
4.1	Amended and Restated Credit Agreement dated August 11, 2004
Item 9.  Regulation FD Disclosure
LabOne Announces Increased Credit Facility
LabOne, Inc. (Nasdaq: LABS), announced today that it has increased commitments under its revolving credit facility from $150 million to $175 million.  The credit facility, which is co-led by J.P. Morgan Securities Inc. and Wachovia Capital Markets LLC, includes commitments from JPMorgan Chase Bank, Wachovia Bank, NA, Wells Fargo Bank, N.A., Bank of America, N.A., U.S. Bank N.A., LaSalle Bank, N.A., UBS Loan Finance LLC, National City Bank of Kentucky, The Northern Trust Company, and Commerce Bank, N.A. The amended credit agreement will expire in August 2009.
Signature
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 thereunto duly authorized.
LabOne, Inc.
Date:  August 12, 2004
By
/s/
John W. McCarty
John W. McCarty
Executive V.P. and Chief Financial Officer