Findings suggest that most people who have recovered from SARS-CoV-2 infection and were later vaccinated will not require booster shots
U.S. Intelligence Told to ‘Redouble’ Efforts to Determine Source of COVID-19
Move prompted by a new report questioning whether the new coronavirus originated in a lab in Wuhan, China
Possible Cause Found for Rare Blood Clots Tied to Some COVID-19 Vaccines
Scientists say substandard proteins, some of which appear to split apart inside the body, can provoke the rare clots
One Dose of BNT162b2 Inadequate for Hemodialysis Patients
Single mRNA vaccine dose often fails to elicit a humoral response; 57 percent of dialysis patients have undetectable anti-RBD IgG at four weeks
Mexico’s Travel Advisories Issued by the FAA, CDC and State Department
The US Federal Aviation Administration (FAA) announced that the Government of Mexico does not meet International Civil Aviation Organization (ICAO) safety standards.
Based on a reassessment of Mexico’s civil aviation authority announced on May 25, 2021, the FAA has downgraded Mexico’s rating to Category 2 from Category 1.
CDC Offers Details on SARS-CoV-2 Vaccine Breakthrough Infections
27 percent of vaccine breakthrough infections were asymptomatic; 10 and 2 percent resulted in hospitalization, death
Dialysis Patients Maintain Humoral Response to SARS-CoV-2 Infection
SARS-CoV-2 receptor-binding domain IgG persisted over six months followed by slow, continual decline
Methotrexate May Impair Immune Response to mRNA COVID-19 Vaccine
Poorer humoral, cellular immune responses seen in patients receiving methotrexate for immune-mediated inflammatory disease
Insurance Coverage Disruptions Have Adverse Consequences for Care
Disruptions linked to lower receipt of preventive services, forgoing needed care, medication nonadherence
SARS-CoV-2 Reinfection Risk Low Among Health Care Workers
Risk for reinfection was significantly reduced by 85 percent with the presence of antibodies