Linden Capital Partners has announced it has acquired BioIVT from Arsenal Capital Partners.

BioIVT, based in, Westbury, N.Y., is a provider of biological specimens for the pharmaceutical discovery and development market. Formerly BioreclamationIVT, the company specializes in control and disease state samples, including human and animal tissues, cell products, blood and other biofluids.

Linden, based in Chicago, is a private equity firm focused exclusively on the healthcare industry. Founded in 2004, the firm pursues acquisition opportunities across the healthcare industry, including services, products and distribution companies, and prefers to make more substantial investments from a dollars perspective.

Arsenal, based in New York, is a private equity firm specializing in investments in middle market healthcare and specialty industrials companies. Founded in 2000, the firm seeks control investments in companies with the capacity to use $50 million to $300 million of equity, including add-on acquisitions.

Terms of the transaction were not disclosed.