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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
 I0gJUJAxZUSkhbswOj4eyaikHwvr01wl+/KhMSLHscLyd3kqcBuXLnzZ1cy8L4kc
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<SEC-DOCUMENT>0001094328-03-000201.txt : 20030619
<SEC-HEADER>0001094328-03-000201.hdr.sgml : 20030619
<ACCEPTANCE-DATETIME>20030618173641
ACCESSION NUMBER:		0001094328-03-000201
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20030606
FILED AS OF DATE:		20030619

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			LITTLE GLENN
		CENTRAL INDEX KEY:			0001242174

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	002-90539
		FILM NUMBER:		03749283

	MAIL ADDRESS:	
		STREET 1:		211 WEST WALL ST
		CITY:			MIDLAND
		STATE:			TX
		ZIP:			70701

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			APPLIED DNA SCIENCES INC
		CENTRAL INDEX KEY:			0000744452
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-COMPUTER PROCESSING & DATA PREPARATION [7374]
		IRS NUMBER:				592262718
		STATE OF INCORPORATION:			NV
		FISCAL YEAR END:			0930

	BUSINESS ADDRESS:	
		STREET 1:		211 WEST WALL
		CITY:			MIDLAND
		STATE:			TX
		ZIP:			79701
		BUSINESS PHONE:		9156821761

	MAIL ADDRESS:	
		STREET 1:		211 WEST WALL
		CITY:			MIDLAND
		STATE:			TX
		ZIP:			79701

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	PROHEALTH MEDICAL TECHNOLOGIES INC
		DATE OF NAME CHANGE:	20010504

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	DCC ACQUISITION CORP
		DATE OF NAME CHANGE:	19990211

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	DATALINK CAPITAL CORP/TX/
		DATE OF NAME CHANGE:	19980306
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>

<ownershipDocument>

    <documentType>4</documentType>

    <periodOfReport>2003-06-06</periodOfReport>


    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000744452</issuerCik>
        <issuerName>APPLIED DNA SCIENCES INC</issuerName>
        <issuerTradingSymbol>APDN</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001242174</rptOwnerCik>
            <rptOwnerName>LITTLE GLENN</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>  </rptOwnerStreet1>
            <rptOwnerStreet2>  </rptOwnerStreet2>
            <rptOwnerCity>  </rptOwnerCity>
            <rptOwnerState>  </rptOwnerState>
            <rptOwnerZipCode>  </rptOwnerZipCode>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeSecurity>
        <securityTitle>
            <value>Common Stock</value>
        </securityTitle>
        <transactionDate>
            <value>2003-06-06</value>
        </transactionDate>
        <transactionCoding>
            <transactionFormType>4</transactionFormType>
            <transactionCode>S</transactionCode>
            <equitySwapInvolved>0</equitySwapInvolved>
            <footnoteId id="F1"/>
        </transactionCoding>
        <transactionTimeliness>
            <value></value>
        </transactionTimeliness>
        <transactionAmounts>
            <transactionShares>
                <value>7500000</value>
            </transactionShares>
            <transactionValue>
                <value>0.0118</value>
            </transactionValue>
            <transactionAcquiredDisposedCode>
                <value>D</value>
            </transactionAcquiredDisposedCode>
        </transactionAmounts>
        <postTransactionAmounts>
            <sharesOwnedFollowingTransaction>
                <value>1145000</value>
            </sharesOwnedFollowingTransaction>
        </postTransactionAmounts>
        <ownershipNature>
            <directOrIndirectOwnership>
                <value>D</value>
            </directOrIndirectOwnership>
        </ownershipNature>
    </nonDerivativeSecurity>

    <footnotes>
        <footnote id="F1">This private transaction between Glenn Little and Applied DNA Sciences, Inc. (the &quot;Issuer&quot;) is the result of the partial exercise by the Issuer of its Option with Glenn Little to purchase up to 8,500,000 shares for $100,000.  This is partial exercise by the Issuer of 7,500,000 shares was effectuated with an interest bearing Note for $88,500.  The Note stipulates that the Issuer will be returning the 7,500,000 shares to its authorized common stock for cancellation.  Glenn Little was the President of ProHealth Medical Technologies, Inc., which was the predecessor company to Applied DNA Sciences, Inc.  Ninety days from this transaction, Glenn Little will cease to be an affiliate.  He has not exited from insider reporting, however, as he will be filing a Form 5 at the end of the fiscal year, September 30, 2003.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>Glenn Little</signatureName>
        <signatureDate>2003-06-06</signatureDate>
    </ownerSignature>

</ownershipDocument>

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</TEXT>
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