Oxford Expression Technologies

Oxford Expression Technologies is a biotechnology company in the recombinant protein expression field, and a recognised centre of excellence for baculovirus expression. OET provides protein expression products, services and consultancy.

OET Celebrates 10 Years!

This November marked the 10 year anniversary of Oxford Expression Technologies. Over the last decade OET has developed to become a leading centre of excellence in the applications of baculovirus science. Keep up to date with all our news and developments on the website or visit our exclusive OET blog – Bac to the Future. Here’s to another 10 years!


Oxford Expression Technologies’ flashBAC™ baculovirus expression kits allow you to express superior recombinant protein yields in a shorter time when compared to other expression systems. The flashBAC™ technology is also highly flexible thanks to its compatibility with a wide variety of transfer vectors. Have you tried it yet?

Protein Expression in Insect Cells with Baculoviruses


flashBAC Baculovirus Expression Vectors


Cell Culture Media - ESF 921 and ESF AF (Animal Free)


Researcher Support, User Manuals, Blog and Tips


OET Products

OET specialises in recombinant protein expression. Our flashBAC range of baculovirus expression vectors have been designed for ease of use, improved recombinant protein expression levels and adaptability to high throughput systems. Supported by an optimised range of transfer vectors, transfection reagents and cell culture media to ensure a powerful and versatile system. Full product list can be found here.

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OET Services

OET provides a high quality, tailor made comprehensive recombinant protein expression service, from gene synthesis to baculovirus production through to protein expression and purification. With over 25 years of experience working with the baculovirus system with clients in academia and in industry we work closely with our customers to meet their targets.

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When to Passage Sf9 Cells

March 6, 2018

An important factor in baculovirus expression is a...

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Suspension Sf9 Cells from Monolayer Cultures

February 22, 2018

The transition to suspension Sf9 cells from monola...

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baculoQUANT titration of recombinant baculoviruses

December 18, 2017

There are many methods available for the titration...

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