Among the claims, NeuMoDx has alleged that BD was kept up to date on the firm's technology as it was developed and that one of the patents was duplicitously expanded by BD.
Filter tips for use with QiaSymphony SP/AS instruments may leak, which could lead to delayed or inaccurate results and cause serious injury or death.
Qiagen's Q2 revenues of $381.6 million represented 5 percent year-over-year growth at constant exchange rates, but came in just under the Wall Street estimate.
NeuMoDx's tests are designed for central laboratory use and run on the company's fully automated NeuMoDx 96 or 288 real-time PCR systems.
UK researchers said they are developing a commercial test that could enable sensitive detection of tuberculosis DNA in blood and provide an option to broaden screening.
Qiagen reported year-over-year net sales of 1 percent, or 5 percent at constant exchange rates ahead of its planned Q2 earnings release next week.
Evercore noted that while Qiagen is on target to hit previously issued 2020 financial targets, its recently issued long-term guidance for 2023 is less of a sure thing.
Rapid Biosensor Systems said its point-of-care pre-production breath system has achieved high performance during TB field testing in Ethiopia and India.
The anticipated shortage for clinics comes at a time when more clinicians are already switching to lab-based IGRA testing, diagnostic industry executives said.
McKesson will be the exclusive distributor of the QiaStat-Dx system in US hospitals with fewer than 200 beds and non-exclusive distributor for future expansion into retail pharmacy clinics.