Ownership Submission
FORM 5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
Form 3 Holdings Reported
Form 4 Transactions Reported
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

ANNUAL STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
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1. Name and Address of Reporting Person *
WAITZ HAROLD D
 2. Issuer Name and Ticker or Trading Symbol
BIOTIME INC [BTIM] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
__X__ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
VP;Member, Office of President
(Last)
(First)
(Middle)

6121 HOLLIS STREET		 3. Statement for Issuer's Fiscal Year Ended (Month/Day/Year)
12/31/2007
(Street)


EMERYVILLE, CA 94608		 4. If Amendment, Date Original Filed(Month/Day/Year)
 6. Individual or Joint/Group Reporting
(check applicable line)

_X_ Form Filed by One Reporting Person
___ Form Filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3)		 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code
(Instr. 8)		 4. Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5)		 5. Amount of Securities Beneficially Owned at end of Issuer's Fiscal Year
(Instr. 3 and 4)		 6. Ownership Form: Direct (D) or Indirect (I)
(Instr. 4)		 7. Nature of Indirect Beneficial Ownership
(Instr. 4)
Amount (A) or (D) Price
Common Shares, no par value             338,625 (1) D  

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number. SEC 2270 (9-02)

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 3)		 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code
(Instr. 8)		 5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4, and 5)		 6. Date Exercisable and Expiration Date
(Month/Day/Year)		 7. Title and Amount of Underlying Securities
(Instr. 3 and 4)		 8. Price of Derivative Security
(Instr. 5)		 9. Number of Derivative Securities Beneficially Owned at End of Issuer's Fiscal Year
(Instr. 4)		 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 4)		 11. Nature of Indirect Beneficial Ownership
(Instr. 4)
(A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Option to Purchase Common Shares $ 2             (2) 05/31/2009 Common Shares
50,000
  50,000
D
 
Warrants to Purchase Common Shares $ 2           01/21/2004 10/31/2010 Common Shares
7,758 (3)
  7,758 (3)
D
 
Warrants to Purchase Common Shares $ 2           12/21/2005 10/31/2010 Common Shares
30,591 (4)
  30,591 (4)
D
 
Option to Purchase Common Shares $ 0.32           11/24/2006 11/23/2011 Common Shares
80,000
  80,000
D
 

Reporting Owners

Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
WAITZ HAROLD D
6121 HOLLIS STREET
EMERYVILLE, CA 94608		   X     VP;Member, Office of President  

Signatures

/s/ Harold D. Waitz 02/14/2008
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1) Includes 2,952 shares beneficially owned by Dr. Waitz's children, 130,000 shares that Dr. Waitz may acquire through the exercise of stock options, and 38,379 shares that he may acquire through the exercise of certain warrants (including 720 warrants held for the benefit of Dr. Waitz's children).
(2) 12,500 options became exercisable on June 1, 2004 and the remaining 37,500 options became exercisable in three equal yearly installments.
(3) Includes 130 warrants beneficially owned by Dr. Waitz's children.
(4) Includes 590 warrants beneficially owned by Dr. Waitz's children.

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