I. MODIFIED AGREEMENTS

Biotech Co.*
(Country;
Symbol)

Pharma Co. (Country)

Change from original agreement

Terms/Details (Date)

Chiron Corp.
(CHIR)

F. Hoffmann-La Roche Ltd. (Switzerland)

They settled dispute on royalty revenues owed to Chiron under its patent on nucleic acid testing methods for HIV

Under the settlement, which covers diagnostics and blood screening, Roche stipulates to the validity of the patent and will pay Chiron $78M in lieu of royalties beyond Jan. 1, 2005 (9/10)

Dharmacon Inc.*

Wyeth Pharmaceuticals

Dharmacon will supply custom siRNA reagents to the genomics research operations at Wyeth

The deal expands and extends their relationship, which began in December 2002; terms were not disclosed (9/8)

Gen-Probe Inc. (GPRO)

Vysis Inc. (subsidiary of Abbott Laboratories)

They settled patent litigation on amplified products for clinical diagnostics and blood screening

Gen-Probe will pay $22.5M, and not have to pay any royalties after 3Q:04; Gen-Probe has been paying a 3% royalty since 1999 (9/23)

Intercell AG* (Austria)

Aventis-Pasteur (France)

Extended collaboration to develop bacterial vaccines

Intercell will further develop antigens it identified in their February 2004 deal; terms were not disclosed (8/31)

ISTA
Pharmaceuticals
Inc.
(ISTA)

Allergan Inc.

ISTA reacquired all rights to Vitrase for all uses in the U.S. and certain other markets under an amendment to their March 2000 deal

ISTA will pay Allergan $10M and royalties on U.S. sales of Vitrase used in the posterior segment of the eye; Allergan retains an option on the product in Europe (9/28)

Norak
Biosciences
Inc.*

F. Hoffmann-La Roche Ltd. (Switzerland)

Roche exercised its second- year option to screen more GPCR targets using Norak's Transfluor technology

The option was part of their September 2002 agreement; terms were not disclosed (9/8)

Nuvelo Inc.
(NUVO)

Kirin Brewery Co. Ltd. (Japan)

Extended and expanded deal to include additional secreted protein genes from Nuvelo's full-length gene portfolio

The collaboration was extended to Dec. 31, 2005; Kirin will use its transgenic mouse technology to identify proteins and associated antibodies with therapeutic utility; terms were not disclosed (9/15)

Odyssey
Thera Inc.*

Merck & Co. Inc.

Expanded deal using Odyssey's technology to elucidate the full spectrum of Merck compounds in human cells

The goal is to characterize the on-pathway and off-pathway effects of compounds early in the discovery process; terms were not disclosed (10/8)

Tripos Inc. (TRPS)

Schering AG (Germany)

They extended a contract governing development of a chemical information management system

The new deal provides Tripos with increased funding and includes milestone payments; system deployment is expected in 2005 (9/30)

Xenogen Corp.
(XGEN)

Merck & Co. Inc.

Expanded deal under which Merck will purchase five biophotonic imaging systems and the accompanying software

Merck will use the systems in cancer R&D under the five-year global license, which extended a deal between the companies (10/12)

II. TERMINATED AGREEMENTS

Advancis
Pharmaceutical
Corp.
(AVNC)

GlaxoSmithKline plc (UK)

GSK is ending a deal to use Advancis' Pulsys technology with its Augmentin products effective Dec. 15, 2004

Advancis will have received $11.5M from GSK in the July 2003 deal that could have meant $49M in development milestones and $50M in sales milestones to Advancis (10/19)

Connetics
Corp.
(CNCT)

UCB Pharma Inc. (Belgium)

UCB opted out of a co-promotion agreement for Olux and Luxiq

UCB will stop promoting the products to certain primary care physicians effective March 31, 2005 (10/14)

Flamel
Technologies SA
(France; FLML)

Bristol-Myers Squibb Co.

They terminated August 2003 license agreement for Flamel's formulation of long- acting human insulin

Flamel plans to seek a new partner for the program (9/16)

Microbix
Biosystems
Inc.
(Canada; TSE:MBX)

Undisclosed vaccine producer

No agreement was reached on deal for influenza virus yield-enhancement technology following 103-day review

Microbix will get $600,000 following the end of the exclusive review and negotiation period (9/29)

NeoPharm Inc. (NEOL)

Pfizer Inc.

They are ending deal to develop liposome- encapsulated paclitaxel and liposome-encapsulated doxorubicin

NeoPharm regains all rights to LEP and LED, as well as to the rights to develop liposomal formulations of other taxane and anthracycline drugs (9/16)

Neurogen Corp. (NRGN)

Aventis SA (France)

They are ending their collaboration on corticotrophin-releasing factor-based drugs, effective Dec. 8, 2004

Termination of the the December 2001 collaboration followed Aventis' merger with Sanofi-Synthelabo; Neurogen regains all rights (9/15)

Peplin Biotech Ltd. (Australia; ASX:PEP)

Allergan Inc.

They ended deal to develop and sell Peplin's PEP005 in North and South America

The product is targeted at non-melanoma skin cancer; terms of the dissolution were not disclosed (10/8)


Notes:

# The information in the chart does not cover agreements between biotech companies or agricultural agreements.

* Private companies are indicated with an asterisk.

Unless otherwise noted, stock symbols listed are on the Nasdaq market.

ASX = Australian Stock Exchange; TSE = Toronto Stock Exchange.