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): March 23, 2009

NANOGEN, INC.

(Exact name of registrant specified in its charter)


Delaware	000-23541	33-0489621
(State or other jurisdiction of incorporation)	(Commission File Number)	(I.R.S. Employer Identification No.)


10398 Pacific Center Court, San Diego, California		92121
(Address of principal executive offices)		(Zip Code)

Registrant’s telephone, including area code: (858) 410-4600

(Former name and 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 3.01.

Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing.

On March 23, 2009, the trading of the Company’s common stock was suspended on The NASDAQ Stock Market, and trading of such common stock was initiated in the “Pink Sheets.” As previously disclosed in a Form 8-K filed on March 13, 2009, the Company received a Staff Determination letter from NASDAQ indicating that the Company is subject to delisting proceedings due to non-payment of certain outstanding fees as required for continuing listing set forth in NASDAQ’s Marketplace Rule 4310(c)(13).

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.


	NANOGEN, INC.

Date: March 27, 2009	By:	/s/ Nicholas J. Venuto
	Name:	Nicholas J. Venuto
	Title:	Chief Financial Officer

NANOGEN INC 8-K