NewsPronto

 
Men's Weekly

.

USA Conversation

The Conversation USA

The Conversation USA

What we do and do not know about COVID-19's infectivity and viral load

  • Written by Marta Gaglia, Assistant Professor of Molecular Biology & Microbiology, Tufts University
SARS-CoV-2 virus particles, isolated from a patient and imaged using a transmission electron micrograph.NIAID

As the COVID-19 pandemic spreads, it has become clear that people need to understand basic facts about SARS-CoV-2, the virus that causes COVID-19, to make informed health care and public policy decisions. Two basic virological concepts have...

Read more: What we do and do not know about COVID-19's infectivity and viral load

More Articles ...

  1. What we do and do not know about COVID-19's infectious dose and viral load
  2. Coronavirus lockdowns are pushing mass transit systems to the brink – and low-income riders will pay the price
  3. Income inequality is getting worse in US urban areas
  4. Why the Supreme Court made Wisconsin vote during the coronavirus crisis
  5. Birthed by HBCU students, this organization offers important lessons for today's student activists
  6. Shuttered by the coronavirus, many gay bars – already struggling – are now on life support
  7. Do people become more selfless as they age?
  8. Ignaz Semmelweis, the doctor who discovered the disease-fighting power of hand-washing in 1847
  9. Bees seeking bacteria: How bees find their microbiome
  10. Cold War-style preparedness could help fight future pandemics
  11. Journalists are recognizing they're writing a rough draft of history – and can't say definitively 'that's the way it is'
  12. Journalists are recognizing they're writing a rough draft of history -- and can't say definitively that's the way it is
  13. COVID-19 may hit rural residents hard, and that spells trouble because of lack of rural health care
  14. Isolating together is challenging – and relationship stresses can affect biological functioning
  15. Want to know how many people have the coronavirus? Test randomly
  16. Will COVID-19 be the death of summer vacation?
  17. 5 ways parents can motivate children at home during the pandemic – without nagging or tantrums
  18. US pharmacists can now test for coronavirus – they could do more if government allowed it
  19. US pharmacists can now test for coronavirus. They could do more if government allowed it
  20. Ancient texts encouraged hope and endurance when they spoke of end times
  21. Scientists have found oil from the Deepwater Horizon blowout in fishes' livers and on the deep ocean floor
  22. What is the SBA? An unheralded agency faces the unprecedented task of saving America's small businesses
  23. Party on! Why some young people are more concerned about their reputations than catching coronavirus
  24. Making music at a distance – how to come together online to spark your creativity
  25. 3 things to consider before you let your child play chess online
  26. Muslim women who cover their faces find greater acceptance among coronavirus masks – 'Nobody is giving me dirty looks'
  27. Who wants to be a governor now?
  28. Plummeting tax revenues will put governors in tough budget situations
  29. Terrorists, militants and criminal gangs join the fight against the coronavirus
  30. Videoconferencing keeps people connected while the coronavirus keeps them inside – but privacy and security are far from perfect
  31. Study shows pangolins may have passed new coronavirus from bats to humans
  32. Why coronavirus death rates can't be summed up in one simple number
  33. Older Americans are risking coronavirus exposure to get their medications
  34. Colombia hopes for 'humanitarian' ceasefire during coronavirus as violence resurges
  35. Coronavirus will test US's civic health too
  36. The unintended consequences of marijuana decriminalization
  37. A decade after the Deepwater Horizon explosion, offshore drilling is still unsafe
  38. Inside the Beatles' messy breakup, 50 years ago
  39. Going back to school to deal with hard times? For-profit schools could make things even harder
  40. Why your local store keeps running out of flour, toilet paper and prescription drugs
  41. Video: The coronavirus pandemic lays bare a host of cyber issues
  42. Clear, consistent health messaging critical to stemming epidemics and limiting coronavirus deaths
  43. COVID-19 is hitting black and poor communities the hardest, underscoring fault lines in access and care for those on margins
  44. How can the houseless fight the coronavirus? A community organization partners with academics to create a grassroots hand-washing infrastructure
  45. For asthma patients, the novel coronavirus can be scary. Here's what you need to know
  46. Coronavirus research done too fast is testing publishing safeguards, bad science is getting through
  47. Here's how Americans coped during the beginning of the COVID-19 pandemic
  48. Coronavirus: Developing economies are getting crushed – here's why their rich neighbors should help them
  49. Digital surveillance can help bring the coronavirus pandemic under control – but also threatens privacy
  50. Visualizing the virus