Cepheid's chief medical and technology officer returns to talk PCR testing for COVID, flu, RSV, and future variants & viruses not yet discovered.Watch our other episodes with Dr. David Persing here and learn more about molecular testing at Cepheid here. Video with transcript here Click here for easier navigation through this show's key topics. 0:00 Intro 1:27 What happened to flu (influenza) last year (viral exclusion, innate immune response) 3:20 Nasal vaccines and innate immunity 5:10 How SARS-CoV2 evolves to replicate more efficiently 8:33 Do variants evade PCR testing? Experience with H1N1 flu 12:09 False positives and PCR 14:22 How deep do you need to swab? 15:09 PCR vs. Antigen testing 18:41 Four-In-1 PCR testing: flu component, will flu be back? 20:23 RSV update in kids and adults 23:53 The “FluVid” COVID/Flu A + B/RSV 4-in-1 test 26:21 Future proofing testing for new pandemics 29:33 Will SARS-CoV2 become endemic, and how? 32:25 The role of vaccination, breakthroughs, transmission 34:01 Natural infection and vaccination, how long does it last, boosters Video archive, audio podcast, music parodies, Supporter Tribe membership, merch, social media, and email: https://lnk.bio/zdoggmd Support us with a 1-time donation and get a personal email thank you from me: paypal.me/zdoggmd More about Dr. Z: zdoggmd.com/about-z  Learn more about your ad choices. Visit megaphone.fm/adchoices