(Nasdaq:
AFFX) today announced that Caliper has issued Affymetrix a non-exclusive
license to use a portion of Caliper's microfluidics patent estate with
Affymetrix' GeneChip(R) microarray technologies. Affymetrix technology is used by the world's top pharmaceutical,
diagnostic and biotechnology companies as well as leading academic , government
and not-for-profit research institutes. Affymetrix is headquartered in
Santa Clara , Calif. The company maintains important sales and marketing operations
in Europe and Asia and has about 900 employees worldwide. LabChip and Caliper are
registered trademarks of Caliper Life Sciences , Inc.

Some areas of biology are closely aligned to medicine, agriculture, and biotechnology.

geochemistry neurobiology

Invitrogen to Present at the Baird Growth Stock Conference

Incorporating our technologies -- first laboratory automation and
now the potential for Caliper's microfluidics technologies -- into these vital
areas of human health is important to our corporate ideals and to our future
as a key technology provider to the industry. For more information, please visit
Caliper's web site at http://www. Founded in 1987,
Invitrogen is headquartered in Carlsbad, California, and conducts
business in more than 70 countries around the world.

extraterrestrial neurobiology

Affymetrix expressly disclaims any obligation or
undertaking to release publicly any updates or revisions to any forward-
looking statements contained herein to reflect any change in Affymetrix'
expectations with regard thereto or any change in events, conditions, or
circumstances on which any such statements are based.com

virology biosci

About Affymetrix:
Affymetrix scientists invented the world's first microarray in 1989 and
began selling the first commercial microarray in 1994.
Such statements are subject to risks and uncertainties that could cause actual
results to differ materially for Affymetrix from those projected, including,
but not limited to risks of the Company's ability to achieve and sustain
higher levels of revenue, higher gross margins, reduced operating expenses,
uncertainties relating to technological approaches, manufacturing , product
development, market acceptance (including uncertainties relating to the
benefits of the licensing agreement discussed in this press release),
personnel retention, uncertainties related to cost and pricing of Affymetrix
products, dependence on collaborative partners, uncertainties relating to sole
source suppliers, uncertainties relating to FDA and other regulatory
approvals, competition , risks relating to intellectual property of others and
the uncertainties of patent protection and litigation.

biogeochemistry immunology

m. In exchange
for the license, Affymetrix will pay upfront licensing fees and royalties on
future products covered under the agreement.
The agreement announced today is the second agreement since Caliper began
an active program to out-license its intellectual property portfolio . These and other risk
factors are discussed in Affymetrix' Form 10-K for the year ended December 31,
2004 and other SEC reports, including its Quarterly Reports on Form 10-Q for
subsequent quarterly periods.

botany mycology

----Invitrogen
Corporation (Nasdaq:IVGN), announced today that Greg Lucier, Chairman
and CEO, will present at Baird's 2005 Growth Stock Conference in
Chicago, Illinois, on Wednesday, May 11, at 1:30 p. Lucier's presentation will be webcast and available for
viewing live and after the conference on Invitrogen's website
www. The company
globally employs approximately 4,500 scientists and other
professionals and had revenues of more than $1 billion in 2004. Mr. In addition, Mr.

microbiology biochemistry

The company provides essential life
science technologies for disease research, drug discovery, and
commercial bioproduction.invitrogen.

microbiology zoology

and SANTA CLARA, Calif. Further financial details related
to the agreement were not disclosed. Such
statements are subject to risks and uncertainties that could cause actual
results to differ materially for Caliper from those projected. These risk
factors are discussed under the caption "Factors Affecting Operating Results"
in Caliper's Form 10-K for the year ended December 31, 2004, filed with the
Securities and Exchange Commission on March 16, 2005. Affymetrix ' patented photolithographic
manufacturing process provides the most information capacity available today
on an array, enabling researchers to use a whole-genome approach to analyze
the relationship between genetics and health.

NOTE: Affymetrix, the Affymetrix logo, and GeneChip are registered
trademarks owned or used by Affymetrix, Inc. The company
globally employs approximately 4,000 scientists and other
professionals and had revenues of more than $1 billion in 2004.

botany bioresearch

Central time .
"The potential for merging two technologies on the forefront of life
science innovation represents an important option for us," said Alan Sherr,
Director of Licensing for Affymetrix. The company provides essential life
science technologies for disease research, drug discovery, and
commercial bioproduction .

microbiology genomics

For
more information about Invitrogen, visit the company's web site at
www.

bioresearch histology

Caliper
headquarters are located in Hopkinton, Massachusetts, with R+D, operations and
manufacturing facilities for LabChip devices in Mountain View, California, and
direct sales, service and applications support throughout the world.

biology bioarchaeology

"Affymetrix is moving beyond basic research
applications and is pioneering areas such as pharmacogenomics and personalized
medicine."
The scope of the license agreement includes nucleic acids processing and
handling associated with GeneChip arrays, but excludes the right to use
LabChip technology with respect to products intended primarily to perform
nucleic acid separations as a discrete, non-integrated quality control step.

About Caliper Life Sciences:
Caliper Life Sciences uses its advanced liquid handling and LabChip(R)
technologies to create leading edge tools that accelerate drug discovery,
enable diagnosis of disease and facilitate scientific research .caliperLS.

sociobiology aligned

invitrogen.

Affymetrix Licenses Microfluidics Technology From Caliper Life Sciences

The new
"LabChip Driven" program was put in place to support the company's
microfluidics adoption strategy and to broaden and accelerate the availability
of new technologies and products for life science and diagnostics
applications. Eastern time. Lucier's presentation will be available on
Invitrogen 's website www.

virology histology

Founded in 1987,
Invitrogen is headquartered in Carlsbad, California, and conducts
business in more than 70 countries around the world., Caliper Life Sciences, Inc. The license extends to the
manufacture and sale of GeneChip brand products in all areas of application,
including research, diagnostics and applied genomics applications."
"We are pleased that a leading life sciences company like Affymetrix
recognizes the vast potential of LabChip technologies," said Kevin Hrusovsky,
President and CEO at Caliper. Lucier will be commenting on general
business matters and will be reaffirming the Company's previously
stated guidance.
A live webcast of Mr.

toxicology biology

Mr . Caliper
customers and partners include many of the largest pharmaceutical,
biotechnology, and life sciences companies. For
more information about Invitrogen, visit the company's web site at
www .

virology botany

taxonomy bionet

com

About Invitrogen Corporation

Invitrogen Corporation (Nasdaq:IVGN) provides products and
services that support academic and government research institutions
and pharmaceutical and biotech companies worldwide in their efforts to
improve the human condition. Caliper expressly
disclaims any obligation or undertaking to release publicly any updates or
revisions to any forward-looking statements contained herein to reflect any
change in Caliper's expectations with regard thereto or any change in events,
conditions, or circumstances on which any such statements are based.

Biology = Life Sciences
Some of the major fields in the life sciences include botany, zoology, microbiology , biochemistry, genetics, ecology.

Related:
Where should I submit my website about animals? Or, where will I find the animal topic I am looking for?

sociobiology geochemistry

com in the Investor Relations
section of the site.

extraterrestrial microbiology

Mr. Lucier will be commenting on general business matters and will be
reaffirming the Company's previously stated guidance., and
Bedford, Mass.

----Invitrogen
Corporation (Nasdaq:IVGN), announced today that Greg Lucier, Chairman
and CEO, will present at the Lehman Brothers Eighth Annual Global
Healthcare Conference in Miami Beach, Florida, on Wednesday, March 30,
at 10:45 a. The transaction is expected to close by the end of the week. Invitrogen's own research and development
efforts are focused on breakthrough innovation in all major areas of
biological discovery including functional genomics, proteomics,
bioinformatics, and cell biology -- placing Invitrogen 's products in
nearly every major laboratory in the world.invitrogen.

geochemistry taxonomy

Invitrogen's own research and development
efforts are focused on breakthrough innovation in all major areas of
biological discovery including functional genomics, proteomics,
bioinformatics and cell biology -- placing Invitrogen 's products in
nearly every major laboratory in the world.com

microbiology sociobiology

Business Editors /Health/Medical Writers
BIOWIRE2K

CARLSBAD, Calif. (Nasdaq: CALP) and Affymetrix, Inc.com.

histology biophysics

"We have worked successfully with
Caliper as a partner for a year now, and are pleased to be able to extend the
scope of our relationship with Caliper to this new area of potential value and
importance to Affymetrix' customers., with manufacturing facilities in Sacramento, Calif.

Business Editors /Health/Medical Writers
BIOWIRE2K

CARLSBAD, Calif. Lucier will be commenting on the
acquisition of Dynal, for which all closing requirements have been
met.

biochemistry biology

HOPKINTON, Mass.

Invitrogen to Present at the Lehman Brothers Eighth Annual Global Healthcare Conference

About Invitrogen Corporation

Invitrogen Corporation (Nasdaq:IVGN) provides products and
services that support academic and government research institutions
and pharmaceutical and biotech companies worldwide in their efforts to
improve the human condition.

aligned biosci

The statements in this press release regarding royalties received by
Caliper for future Affymetrix product sales, Caliper's ability to out-license
its intellectual property, and Caliper's ability to broaden and accelerate the
availability of new technologies are "forward-looking statements" within the
meaning of Section 21E of the Securities Exchange Act as amended.

All statements in this press release that are not historical are "forward-
looking statements" within the meaning of Section 21E of the Securities
Exchange Act as amended, including statements regarding Affymetrix'
"expectations," "beliefs," "hopes," "intentions ," "strategies" or the like.

neurobiology biogeochemistry

Since then, Affymetrix
GeneChip(R) technology has become the industry standard in molecular biology
research. More than 1,200 systems have been
shipped around the world and nearly 3,000 peer-reviewed papers have been
published using the technology.invitrogen.