Deals summary

CMS Cameron McKenna (Michael Draper) is advising UK-based biopharmaceutical company Antisoma on a £24m rights issue on the London Stock Exchange and Nasdaq Europe. The underwriters SG Cowen and ING Barings are being represented by Brobeck Hale and Dorr.

Pinsent Curtis Biddle (Gareth Edwards) advised PizzaExpress on its £2m acquisition of niche London pizza chain Gourmet Pizza. Gourmet Pizza was advised by Davenport Lyons (Alan Domb).

Clyde & Co (Tim Matthews, Russell Alexander) has advised Microgen on its £19.6m acquisition of OST Business Rules. OST shareholders represented by Laytons and Osborne Clarke. Jones Day advised Microgen on US issues and financial adviser UBS Warburg advised by Linklaters.

Hammond Suddards Edge (David Armitage) advised US company the Curtiss-Wright on its $60m (£42.24m) offer for Spirent's aerospace component business. Spirent advised by DLA.

Charles Russell (Clive Hopewell) has acted for Williams de Broe on its £2.5m AIM listing of Campus Media. Campus Media was represented by Wragge & Co (Julian Henwood).