LONDON - Microscience Ltd. pulled its £40 million (US$74.5 million) initial public offering on London's Alternative Investment Market after refusing to compromise on a £120 million to £140 million valuation. (BioWorld International)

LONDON - Microscience Ltd. pulled its £40 million (US$74.5 million) initial public offering on London's Alternative Investment Market after refusing to compromise on a £120 million to £140 million valuation. (BioWorld International)