Thompson Street, a private equity firm, completed the acquisition of Vector Laboratories, a manufacturer of labeling and visual detection reagents, from Maravai LifeSciences, a provider of enabling tools and services in the life sciences research and bioproduction industries. Financial terms were not disclosed. “Maravai has been critical in helping strengthen Vector Laboratories’ operations, including innovative solutions to better serve our academic and early development stage customers,” Lisa Sellers, Vector CEO.