BioCentury
ARTICLE | Financial News

Spero raises $30M, expands antibiotic portfolio

June 9, 2015 2:10 AM UTC

Spero Therapeutics LLC (Cambridge, Mass.) raised $30 million in a tranched series A round led by new investor Lundbeckfond Ventures. Additional new investors Merck Research Ventures and the Kraft Group joined existing investors Atlas Venture, SR One and Partners Innovation Fund.

The biotech also said it in-licensed antibiotic potentiators from Northern Antibiotics Ltd. (Helsinki, Finland) for undisclosed terms. The preclinical molecules are designed to enable Gram-positive antibiotics to cross the outer membrane of Gram-negative bacteria and thus treat Gram-negative infections. ...