-----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,
 TGzmq67To50YpfOWz7kH5jZQP6GGLsNMdHy9G5oFLK3fDMDxutqT5CPU7/+i6qwU
 YuHVCQNVBxOyOctkdFy1Sw==

<SEC-DOCUMENT>0001209191-04-015621.txt : 20040312
<SEC-HEADER>0001209191-04-015621.hdr.sgml : 20040312
<ACCEPTANCE-DATETIME>20040312165853
ACCESSION NUMBER:		0001209191-04-015621
CONFORMED SUBMISSION TYPE:	5/A
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20031231
FILED AS OF DATE:		20040312

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			BIOTIME INC
		CENTRAL INDEX KEY:			0000876343
		STANDARD INDUSTRIAL CLASSIFICATION:	BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836]
		IRS NUMBER:				943127919
		STATE OF INCORPORATION:			CA
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		935 PARDEE ST
		CITY:			BERKELEY
		STATE:			CA
		ZIP:			94710
		BUSINESS PHONE:		5108459535

	MAIL ADDRESS:	
		STREET 1:		935 PARDEE STREET
		CITY:			BERKELEY
		STATE:			CA
		ZIP:			94710

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			DRESNER MILTON H
		CENTRAL INDEX KEY:			0000941982

	FILING VALUES:
		FORM TYPE:		5/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-12830
		FILM NUMBER:		04666769

	BUSINESS ADDRESS:	
		STREET 1:		HIGHLAND COMPANIES
		STREET 2:		28777 NORTHWESTERN HIGHWAY
		CITY:			SOUTHFIELD
		STATE:			MI
		ZIP:			48034
		BUSINESS PHONE:		2483546800

	MAIL ADDRESS:	
		STREET 1:		C/O HIGHLAND COMPANIES
		STREET 2:		28777 NORTHWESTERN HIGHWAY
		CITY:			SOUTHFIELD
		STATE:			MI
		ZIP:			48034
</SEC-HEADER>
<DOCUMENT>
<TYPE>5/A
<SEQUENCE>1
<FILENAME>doc5a.xml
<DESCRIPTION>FORM 5/A SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0201</schemaVersion>

    <documentType>5/A</documentType>

    <periodOfReport>2003-12-31</periodOfReport>

    <dateOfOriginalSubmission>2004-02-17</dateOfOriginalSubmission>

    <notSubjectToSection16>0</notSubjectToSection16>

    <form3HoldingsReported>0</form3HoldingsReported>

    <form4TransactionsReported>0</form4TransactionsReported>

    <issuer>
        <issuerCik>0000876343</issuerCik>
        <issuerName>BIOTIME INC</issuerName>
        <issuerTradingSymbol>BTX</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0000941982</rptOwnerCik>
            <rptOwnerName>DRESNER MILTON H</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>28777 NORTHWESTERN HWY</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 100</rptOwnerStreet2>
            <rptOwnerCity>SOUTHFIELD</rptOwnerCity>
            <rptOwnerState>MI</rptOwnerState>
            <rptOwnerZipCode>48304</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeTable>
        <derivativeHolding>
            <securityTitle>
                <value>Warrants to Purchase Common Shares</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>6.3700</value>
                <footnoteId id="F1"/>
            </conversionOrExercisePrice>
            <transactionCoding>
                <transactionFormType></transactionFormType>
            </transactionCoding>
            <exerciseDate>
                <value>2001-08-31</value>
            </exerciseDate>
            <expirationDate>
                <value>2004-08-01</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Shares</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>15691.7000</value>
                    <footnoteId id="F1"/>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>15691.7000</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Amended to reflect antidilutive adjustments of warrants as a result of BioTime's recent subscription rights offer.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Milton H. Dresner</signatureName>
        <signatureDate>2004-03-11</signatureDate>
    </ownerSignature>
</ownershipDocument>

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