Impact of the Delta Variant on Transmission, Vaccine, and Treatment Efficacy

Impact of the Delta Variant on Transmission, Vaccine, and Treatment Efficacy June 21, 2021 One of the consequences of unchecked SARS-CoV-2 infections is the generation of mutations that have the potential to increase infectivity and transmissibility, confer a degree of resistance to vaccines, neutralizing antibodies, and monoclonal antibody therapy, and in some cases generate false…

Read More

Vaccine Priorities: Children or Underserved Populations?

Vaccine Priorities: Children or Underserved Populations? May 24, 2021 In the setting of still somewhat limited vaccine supplies and deliveries, a current question is what the most effective priority is among those who are still not vaccinated. What will have the most effective dampening effect on the pandemic? There are several considerations. To what extent…

Read More

SARS-CoV-2 Transmission To, From, and Among Children: What’s New?

SARS-CoV-2 Transmission To, From, and Among Children: What’s New? April 30, 2021 The dynamics of infection of children has been of great interest, particularly as it pertains to the issue of whether or not to open schools and to vaccinate children. The discussions have at times been contentious. There are multiple aspects to the issue.…

Read More

Understanding Multisystem Inflammatory Syndrome in Children with COVID-19

Understanding Multisystem Inflammatory Syndrome in Children with COVID-19 April 16, 2021 Multisystem inflammatory syndrome in children (MIS-C) is a rare but is severe hyperinflammatory condition in children and adolescents. It is also known as pediatric inflammatory multisystem syndrome temporally associated with SARS-CoV-2.  This typically occurs 2–6 weeks after acute SARS-CoV-2 infection. Symptoms include persistent fever,…

Read More

COVID-19 Vaccine for Long-Haulers: A Surprising Benefit?

COVID-19 Vaccine for Long-Haulers: A Surprising Benefit? April 9, 2021 We are in the COVID-19 pandemic over one year now and still learning something new about SARS-CoV-2 and COVID-19. One of the serious and mysterious aspects of COVID-19 is long-term symptoms that persist for a significant period after SARS-CoV-2 infection as previously discussed. Many patients…

Read More

Correlates of Protection

Role of Correlates of Protection, or Immune Measurements, in Predicting Protective Immunity of COVID-19 Vaccines March 29, 2021 Broadly speaking, correlates of protection are measurements of immune parameters that allow prediction of the degree of protection against infection or disease induced by a pathogen. A prime point of interest in consideration of protection against SARS-CoV-2…

Read More

Pregnancy and COVID-19 Vaccines

Pregnancy and COVID-19 Vaccines March 5, 2021 While the COVID-19 vaccination program is extending globally, we have many questions regarding the vaccines’ safety, durability, and efficacy against variants. One of the important safety questions is the effects of COVID-19 vaccines on pregnant women as clinical trials for COVID-19 vaccines were conducted without their participation. Are…

Read More

Should the Global Community Be Concerned About the South African Variant?

Should the Global Community Be Concerned About the South African Variant? February 23, 2021 Currently, the downward trend of SARS-CoV-2 infections per day in the U.S. is continuing, and the case numbers of COVID-19 are less than half of what it was at the peak of the pandemic (Worldometers).The mortality rate of COVID-19 is also…

Read More

COVID-19 and Autoimmunity

COVID-19 and Autoimmunity Are Severe Cases of COVID-19 Related to an Autoimmune Disease? February 15, 2021 COVID-19, the disease caused by SARS-CoV-2, involves at least two distinct phases. The first phase is attributed to typical progress of respiratory disease by causing fever, cough, loss of taste/smell, and other symptoms typical of respiratory infections. The second…

Read More

Update on SARS-CoV-2 Variants

Update on SARS-CoV-2 Variants Efficient Vaccine Distribution is Critical to Mitigate the Continuing Evolution of SARS-CoV-2 February 5, 2021 We’ve recently reported on SARS-CoV-2 variants, and described some of the reasons for concern. These include increased transmissibility, the possibility of false negative tests for viral RNA, resistance to immune protection from vaccine or prior infection,…

Read More