-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
 MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen
 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 Md3wW2DdAsAG32BUPOPE31n8WdAym2D1mMKGKuxwO5PKRDOI1l6mSto0LSQ3BujJ
 B+caqjp1Kf27pD91vKU0NA==

<SEC-DOCUMENT>0001231919-03-000073.txt : 20030822
<SEC-HEADER>0001231919-03-000073.hdr.sgml : 20030822
<ACCEPTANCE-DATETIME>20030822120709
ACCESSION NUMBER:		0001231919-03-000073
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20030821
FILED AS OF DATE:		20030822

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			DIACRIN INC /DE/
		CENTRAL INDEX KEY:			0000887137
		STANDARD INDUSTRIAL CLASSIFICATION:	BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836]
		IRS NUMBER:				223016912
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		BLDG 96, 13TH ST
		STREET 2:		CHARLESTOWN NAVY YARD
		CITY:			CHARLESTOWN
		STATE:			MA
		ZIP:			02129
		BUSINESS PHONE:		6172429100

	MAIL ADDRESS:	
		STREET 1:		BLDG 96 13TH ST
		STREET 2:		CHARLESTOWN NAVY YARD
		CITY:			CHARLESTOWN
		STATE:			MA
		ZIP:			02129

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			WERNER HAROLD R
		CENTRAL INDEX KEY:			0001013603

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	333-31541
		FILM NUMBER:		03861772

	BUSINESS ADDRESS:	
		STREET 1:		TWIN TOWERS AT METRO PARK
		STREET 2:		379 THORNALL AVENUE
		CITY:			EDISON
		STATE:			NJ
		ZIP:			08837
		BUSINESS PHONE:		9089064613

	MAIL ADDRESS:	
		STREET 1:		TWIN TOWERS AT METRO PARK
		STREET 2:		379 THORNALL AVENUE
		CITY:			EDISON
		STATE:			NJ
		ZIP:			08837

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			HEALTHCARE PARTNERS II LP
		CENTRAL INDEX KEY:			0001013449
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-OFFICES & CLINICS OF DOCTORS OF MEDICINE [8011]
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	333-31541
		FILM NUMBER:		03861774

	BUSINESS ADDRESS:	
		STREET 1:		TWIN TOWERS AT METRO PARK
		STREET 2:		379 THORNALL AVENUE
		CITY:			EDISON
		STATE:			NJ
		ZIP:			08837
		BUSINESS PHONE:		9089064613

	MAIL ADDRESS:	
		STREET 1:		TWIN TOWERS AT METRO
		STREET 2:		379 THORNALL AVENUE
		CITY:			EDISON
		STATE:			NJ
		ZIP:			08837

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			LITTLECHILD JOHN W
		CENTRAL INDEX KEY:			0001013469

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	333-31541
		FILM NUMBER:		03861770

	BUSINESS ADDRESS:	
		STREET 1:		ONE KENDALL SQUARE BUILDING 300
		CITY:			CAMBRIDGE
		STATE:			MA
		ZIP:			02139
		BUSINESS PHONE:		6172524343

	MAIL ADDRESS:	
		STREET 1:		BACHNER TALLY POLEVOY & MISHER LLP
		STREET 2:		380 MADISON AVENUE 18TH FL
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10017

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			CROUSE WILLIAM
		CENTRAL INDEX KEY:			0001013472
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0731

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	333-31541
		FILM NUMBER:		03861771

	BUSINESS ADDRESS:	
		STREET 1:		TWIN TOWERS AT METRO PARK
		STREET 2:		379 THORNALL AVENUE
		CITY:			EDISON
		STATE:			NJ
		ZIP:			08837
		BUSINESS PHONE:		6172524343

	MAIL ADDRESS:	
		STREET 1:		BACHNER TALLY POLEVOY & MISHER LLP
		STREET 2:		380 MADISON AVENUE 18TH FL
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10017

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			CAVANAUGH JAMES H
		CENTRAL INDEX KEY:			0001013473
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0731

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	333-31541
		FILM NUMBER:		03861773

	BUSINESS ADDRESS:	
		STREET 1:		44 NASSAU ST
		CITY:			PRINCETON
		STATE:			NJ
		ZIP:			08542
		BUSINESS PHONE:		6094303930

	MAIL ADDRESS:	
		STREET 1:		44 NASSAU ST
		CITY:			PRINCETON
		STATE:			NJ
		ZIP:			08542

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			HEALTHCARE VENTURES II LP
		CENTRAL INDEX KEY:			0000859649
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	333-31541
		FILM NUMBER:		03861769

	BUSINESS ADDRESS:	
		STREET 1:		TWIN TOWERS AT METRO PARK
		STREET 2:		379 THORNALL AVENUE
		CITY:			EDISON
		STATE:			NJ
		ZIP:			08837
		BUSINESS PHONE:		9089064613

	MAIL ADDRESS:	
		STREET 1:		TWIN TOWERS AT METRO PARK
		STREET 2:		379 THORNALL AVENUE
		CITY:			EDISON
		STATE:			NJ
		ZIP:			08837
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>
    <schemaVersion>X0201</schemaVersion>

    <documentType>4</documentType><periodOfReport>2003-08-21</periodOfReport><notSubjectToSection16>1</notSubjectToSection16>
    <issuer>
        <issuerCik>0000887137</issuerCik>
        <issuerName>DIACRIN INC /DE/</issuerName>
        <issuerTradingSymbol>DCRN</issuerTradingSymbol></issuer><reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0000859649</rptOwnerCik>
            <rptOwnerName>HEALTHCARE VENTURES II LP</rptOwnerName>
        </reportingOwnerId>
<reportingOwnerAddress><rptOwnerStreet1>44 Nassau Street</rptOwnerStreet1><rptOwnerStreet2/><rptOwnerCity>Princeton</rptOwnerCity><rptOwnerState>NJ</rptOwnerState><rptOwnerZipCode>08542</rptOwnerZipCode></reportingOwnerAddress><reportingOwnerRelationship><isDirector>0</isDirector><isOfficer>0</isOfficer><isTenPercentOwner>1</isTenPercentOwner><isOther>0</isOther></reportingOwnerRelationship></reportingOwner><reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001013449</rptOwnerCik>
            <rptOwnerName>HEALTHCARE PARTNERS II LP</rptOwnerName>
        </reportingOwnerId>
<reportingOwnerAddress><rptOwnerStreet1>44 Nassau Street</rptOwnerStreet1><rptOwnerStreet2/><rptOwnerCity>Princeton</rptOwnerCity><rptOwnerState>NJ</rptOwnerState><rptOwnerZipCode>08542</rptOwnerZipCode></reportingOwnerAddress><reportingOwnerRelationship><isDirector>0</isDirector><isOfficer>0</isOfficer><isTenPercentOwner>1</isTenPercentOwner><isOther>0</isOther></reportingOwnerRelationship></reportingOwner><reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001013473</rptOwnerCik>
            <rptOwnerName>CAVANAUGH JAMES H</rptOwnerName>
        </reportingOwnerId>
<reportingOwnerAddress><rptOwnerStreet1>44 Nassau Street</rptOwnerStreet1><rptOwnerStreet2/><rptOwnerCity>Princeton</rptOwnerCity><rptOwnerState>NJ</rptOwnerState><rptOwnerZipCode>08542</rptOwnerZipCode></reportingOwnerAddress><reportingOwnerRelationship><isDirector>0</isDirector><isOfficer>0</isOfficer><isTenPercentOwner>1</isTenPercentOwner><isOther>0</isOther></reportingOwnerRelationship></reportingOwner><reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001013603</rptOwnerCik>
            <rptOwnerName>WERNER HAROLD R</rptOwnerName>
        </reportingOwnerId>
<reportingOwnerAddress><rptOwnerStreet1>44 Nassau Street</rptOwnerStreet1><rptOwnerStreet2/><rptOwnerCity>Princeton</rptOwnerCity><rptOwnerState>NJ</rptOwnerState><rptOwnerZipCode>08542</rptOwnerZipCode></reportingOwnerAddress><reportingOwnerRelationship><isDirector>0</isDirector><isOfficer>0</isOfficer><isTenPercentOwner>1</isTenPercentOwner><isOther>0</isOther></reportingOwnerRelationship></reportingOwner><reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001013472</rptOwnerCik>
            <rptOwnerName>CROUSE WILLIAM</rptOwnerName>
        </reportingOwnerId>
<reportingOwnerAddress><rptOwnerStreet1>44 Nassau Street</rptOwnerStreet1><rptOwnerStreet2/><rptOwnerCity>Princeton</rptOwnerCity><rptOwnerState>NJ</rptOwnerState><rptOwnerZipCode>08542</rptOwnerZipCode></reportingOwnerAddress><reportingOwnerRelationship><isDirector>0</isDirector><isOfficer>0</isOfficer><isTenPercentOwner>1</isTenPercentOwner><isOther>0</isOther></reportingOwnerRelationship></reportingOwner><reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001013469</rptOwnerCik>
            <rptOwnerName>LITTLECHILD JOHN W</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>ONE KENDALL SQUARE</rptOwnerStreet1>
            <rptOwnerStreet2>BUILDING 300</rptOwnerStreet2>
            <rptOwnerCity>CAMBRIDGE</rptOwnerCity>
            <rptOwnerState>MA</rptOwnerState>
            <rptOwnerZipCode>02139</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
            <reportingOwnerRelationship>
<isDirector>0</isDirector><isOfficer>0</isOfficer><isTenPercentOwner>1</isTenPercentOwner><isOther>0</isOther></reportingOwnerRelationship></reportingOwner><nonDerivativeTable><nonDerivativeTransaction><securityTitle><value>Common Stock</value></securityTitle><transactionDate><value>2003-08-21</value></transactionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>D</transactionCode><equitySwapInvolved>0</equitySwapInvolved></transactionCoding><transactionAmounts><transactionShares><value>3196385</value><footnoteId id="F1"/></transactionShares><transactionPricePerShare><value>0</value><footnoteId id="F1"/></transactionPricePerShare><transactionAcquiredDisposedCode><value>D</value></transactionAcquiredDisposedCode></transactionAmounts><postTransactionAmounts><sharesOwnedFollowingTransaction><value>0</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOfOwnership><value/
></natureOfOwnership></ownershipNature></nonDerivativeTransaction></nonDerivativeTable><footnotes><footnote id="F1">The securities subject to this report were indirectly beneficially owned by HealthCare Partners II, L.P. (&quot;HCPII&quot;), the General Partner of HealthCare Ventures II, L.P., and James H. Cavanaugh, Harold Werner, William Crouse, and John Littlechild, each of whom is a general partner of HCPII and together were members of a Section 13(d) group that beneficially owned more than 10% of the Issuer's outstanding common stock.  Mr. Littlechild is also a director of the Issuer. Dr. Cavanaugh and Messrs. Werner, Crouse and Littlechild disclaim beneficial ownership in those shares that they do not have a pecuniary interest. These shares were disposed of in connection with a merger agreement pursuant to which the Reporting Person received 1.5292 shares of GenVec, Inc. for each share of the Issuer.</footnote></footnotes><remarks/><ownerSignature><signatureName>Jeffrey Steinberg, Administrative Partne
r</signatureName><signatureDate>2003-08-22</signatureDate></ownerSignature><ownerSignature><signatureName>Jeffrey Steinberg, Administrative Partner</signatureName><signatureDate>2003-08-22</signatureDate></ownerSignature><ownerSignature><signatureName>Jeffrey Steinberg, Attorney-in-Fact</signatureName><signatureDate>2003-08-22</signatureDate></ownerSignature><ownerSignature><signatureName>Jeffrey Steinberg, Attorney-in-Fact</signatureName><signatureDate>2003-08-22</signatureDate></ownerSignature><ownerSignature><signatureName>Jeffrey Steinberg, Attorney-in-Fact</signatureName><signatureDate>2003-08-22</signatureDate></ownerSignature><ownerSignature><signatureName>Jeffrey Steinberg, Attorney-in-Fact</signatureName><signatureDate>2003-08-22</signatureDate></ownerSignature></ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----