Calypte Biomedical Corp (fka CYPT)

[scion]

Anthony J. Cataldo, Mohamed Hadid
SENETEK, PLC

By: /s/ Anthony J. Cataldo
-----------------------
Name: Anthony J. Cataldo

Title: Chairman and CEO

DATE OF TRANSACTION

August 31, 1999

SECURITIES SOLD

Under the terms and conditions of a Settlement agreement entered
into by Senetek PLC, Silvercreek Investments Ltd, Bomoseen
Investments Ltd, Elstree Holdings Ltd and Dandelion Investments Ltd
with Windsor Capital Management Ltd, Al-Sabah Trading and
Development Company, The Alana Group, Packard Ltd and Mohamed Hadid,
on April 13, 1999, Senetek agreed to issue an additional 625,000
Ordinary shares to Windsor Capital Management who in turn assigned
the right to receive 378,788 of the 625,000 Ordinary shares to
Wallington Investments Limited.

http://www.secinfo.com/$/SEC/Page.asp?P=929624-0-480-1-14-72578

PROMISSORY NOTE B

Los Angeles, California
April 13, 1999

FOR VALUE RECEIVED, the undersigned, MOHAMED HADID, does hereby promise to pay
to SENETEK PLC, a company organized under the laws of England, at its
office located at 620 Airpark Road, Napa, California, the following
amounts on or before the following dates:

· Download Table

Payment Date Payment Amount
----------------- --------------

May 3, 1999 $40,000

June 1, 1999 40,000

July 1, 1999 40,000

August 2, 1999 40,000

September 1, 1999 40,000

October 1, 1999 15,000

If any of the foregoing amounts shall not be paid in full on or prior to the
respective payment date set forth above, the unpaid portion shall bear
interest commencing on the respective payment date and continuing until
the unpaid amount shall have been paid in full (together with all
accrued interest thereon) at the rate of 10% per annum.

/s/ Mohamed Hadid
----------------------------------------
MOHAMED HADID

http://www.secinfo.com/$/SEC/Page.asp?P=950149-99-693-6-14-48825

Senetek PLC/ENG · 10-K · For 12/31/98 · EX-10.42 · p. 9

IN WITNESS WHEREOF, the parties hereto have entered into this
Agreement, or have caused this Agreement to be duly executed on their behalf by
their respective authorized representatives, as of the day and year first above
written.



SENETEK, PLC AL-SABAH TRADING AND
DEVELOPMENT COMPANY

By /s/ Frank J. Massino By /s/ Mohamed Hadid
------------------------------- --------------------------------------
Frank J. Massino Mohamed Hadid
Chief Executive Officer Authorized Signatory

WINDSOR CAPITAL MANAGEMENT, LTD. THE ALANA GROUP, LTD.

By /s/ Mohamed Hadid By /s/ Mohamed Hadid
------------------------------- --------------------------------------
Mohamed Hadid Mohamed Hadid
Authorized Signatory Authorized Signatory

PACKARD, LTD.

By /s/ Mohamed Hadid /s/ Mohamed Hadid
------------------------------- ----------------------------------------
Mohamed Hadid MOHAMED HADID
Authorized Signatory

SILVER CREEK INVESTMENTS, LTD. BOMOSEEN INVESTMENTS, LTD.

By /s/ Silver Creek Investments, Ltd. By /s/ Bomoseen Investments, Ltd.
------------------------------- --------------------------------------
Name: Name:
Title: Title:

ELSTREE HOLDING, LTD. DANDELION INVESTMENTS, LTD.

By /s/ Elstree Holding, Ltd. By /s/ Dandelion Investments, Ltd.
------------------------------- --------------------------------------
Name: Name:
Title: Title:

THE UNDERSIGNED HEREBY ACKNOWLEDGES THIS AGREEMENT FOR THE PURPOSES SPECIFIED IN
SECTIONS 7 AND 8 OF THIS AGREEMENT ONLY:

WALLINGTON INVESTMENTS

By /s/ Wallington Investments
-------------------------------
Name:
Title: