IPierian joins Adimab as second public minority investment by search group's corporate venturing division.

Google Ventures, the corporate venturing division of US-listed search group Google, has made its second disclosed investment in a healthcare company.

Google Ventures led the $22m series B round in US-based iPierian, having previously publicly disclosed an investment in Adimab, a yeast-based antibody platform for drug discovery.

The other new investors in the series B round are Japan-based bank Mitsubishi UFJ Capital and ATEL Ventures, the venture capital division of US leasing finance company ATEL Capital Group.

IPierian uses stem…