QIAGEN’s (QGEN) business is expected to get a boost from its expanded test menu and growth-driving strategic collaborations. However, overdependence on relationships with collaborative partners and foreign exchange headwinds are major downsides. The stock carries a Zacks Rank #3 (Hold) currently.QIAGEN’s long-term business strategy involves entering into strategic alliances as well as marketing and distribution arrangements with academic, corporate and other partners relating to the development, commerciali ...