Biotechnology In view of the apparent re-election of the incumbent directors of Illumina (Nasdaq: ILMN), a leading developer, manufacturer and marketer of life science tools and integrated systems for the analysis of genetic variation and function, at the firm's annual general meeting yesterday, Swiss drug major Roche (ROG: SIX) has decided not to extend its increased hostile $51.00 cash tender offer for all of the shares of Illumina (The Pharma Letters passim). The offer will expire at 6:00 pm, New York City time, tomorrow (April 20, 2012). 19 April 2012