Discussed in this episode: Although COVID levels remain *very* low by every metric still available, there’s growing concern that one subvariant, called KP.2, makes up a rapidly-increasing share of COVID samples. That’s because a sub-variant that rapidly out-competes other sub-variants in circulation often has the properties required to drive a new case surge. The federal … Continued

Discussed in this episode:  Testing has found viral DNA from H5N1 Avian Influenza in samples representing about 20% of the American milk supply, suggesting the virus could be much more widespread in this country’s dairy herds than previously reported. New research reduced the transmission of SARS-COV2 and influenza by swabbing the nostrils of mice and … Continued

Discussed in this episode: Four and a half years after the start of a pandemic spread by an airborne pathogen, the World Health Organization has released consensus guidance on how to describe and characterize pathogens that travel through the air. California will stop publishing data on COVID hospitalizations, because of dwindling federal support. (The state … Continued

Discussed in this episode: A new paper finds that SARS-COV2 infects a type of immune cell the in the lungs called interstitial macrophages, helping to explain the cascade of inflammation, lung damage, and scarring seen in severe COVID-19. The virus enters those cells using a receptor (CD209) different from the ACE2 receptor targeted by current … Continued