-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
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 aOvDwMd8c8BPZSabGQgrPg==

<SEC-DOCUMENT>0001257957-06-000031.txt : 20060601
<SEC-HEADER>0001257957-06-000031.hdr.sgml : 20060601
<ACCEPTANCE-DATETIME>20060601133400
ACCESSION NUMBER:		0001257957-06-000031
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20060524
FILED AS OF DATE:		20060601
DATE AS OF CHANGE:		20060601

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			AVI BIOPHARMA INC
		CENTRAL INDEX KEY:			0000873303
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				930797222
		STATE OF INCORPORATION:			OR
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		ONE SW COLUMBIA
		STREET 2:		STE 1105
		CITY:			PORTLAND
		STATE:			OR
		ZIP:			97258
		BUSINESS PHONE:		5032270554

	MAIL ADDRESS:	
		STREET 1:		ONE SW COLUMBIA
		STREET 2:		SUITE 1105
		CITY:			PORTLAND
		STATE:			OR
		ZIP:			97258

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ANTIVIRALS INC
		DATE OF NAME CHANGE:	19970123

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			CASEY MICHAEL D
		CENTRAL INDEX KEY:			0001190435

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-14895
		FILM NUMBER:		06879433

	BUSINESS ADDRESS:	
		STREET 1:		4334 QUAIL RUND LANE
		CITY:			DANVILLE
		STATE:			CA
		ZIP:			94506
		BUSINESS PHONE:		303-426-6262

	MAIL ADDRESS:	
		STREET 1:		ALLOS THERAPEUTICS, INC.
		STREET 2:		11080 CIRCLEPOINT ROAD, SUITE 200
		CITY:			WESTMINSTER
		STATE:			CO
		ZIP:			80020
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>edgardoc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2006-05-24</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000873303</issuerCik>
        <issuerName>AVI BIOPHARMA INC</issuerName>
        <issuerTradingSymbol>AVII</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001190435</rptOwnerCik>
            <rptOwnerName>CASEY MICHAEL D</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>ONE SW COLUMBIA, SUITE 1105</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>PORTLAND</rptOwnerCity>
            <rptOwnerState>OR</rptOwnerState>
            <rptOwnerZipCode>97258</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeTable>
        <derivativeHolding>
            <securityTitle>
                <value>Non-Qualified Stock Option (right to buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>4.64</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <value>2007-05-24</value>
                <footnoteId id="F1"/>
            </exerciseDate>
            <expirationDate>
                <value>2016-05-24</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>33000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Vesting: 25% of the shares vest each year from the date of grant with all shares vesting in four years.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>By: Mark M. Webber, Attorney-in-fact  For: Michael D. Casey</signatureName>
        <signatureDate>2006-06-01</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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