A venture firm set up as an affiliate of Taipei-listed motor company Yulon Group is among the prior backers of Epitomics.

Aim-listed pharmaceutical company Abcam bought US-based antibodies company Epitomics International for $170m on Monday.

The acquisition price included $15m of cash on Epitomic’s balance sheet. The remaining $155m was paid half in Abcam shares and half in cash.

Epitomics has said on its website its shareholders included Chiron Corporation co-founder William Rutter, as well as venture firms Sycamore Ventures, Kenson Ventures, Amkey Ventures, and Brilliant Capital.

The company said in 2010 it had spun off portfolio company to shareholders…