Nurse researcher Kristen Choi, PhD, RN, experienced first-hand a “worst-case scenario” of potential side effects after receiving an experimental COVID-19 vaccine in a phase 3 trial. She says clinicians should be prepared to reassure patients if reports of similar experiences spread when vaccine…
Phase 3 interim trial results from the Oxford/AstraZeneca vaccine have just been published in The Lancet. Previously, interim results were issued in a press release. In today’s paper, for participants who received two standard doses, vaccine efficacy was 62.1%. In participants who…
Clinical trials of omega-3 fatty acid or vitamin D supplements have followed a long and winding road in search of benefits in cardiovascular (CV) disease, with wildly mixed results. But the journey may be in vain in one of cardiology’s frontier research…
US regulators on Tuesday posted a largely positive review of Moderna Inc’s SARS-CoV-2 vaccine, signaling that the nation might soon have a second shot available to prevent COVID-19. The staff of the US Food and Drug Administration (FDA) released its briefing document…
In an in-depth study of how coronavirus disease 2019 (COVID-19) affects a patient’s brain, researchers consistently spotted hallmarks of damage caused by thinning and leaky brain blood vessels in tissue samples from patients who died shortly after contracting the disease. However, they…
The US Centers for Disease Control and Prevention’s (CDC) latest Morbidity and Mortality Weekly Report details allergic reactions including anaphylaxis after receiving the first dose of Pfizer-BioNTech COVID-19 vaccine in the US. From December 14 to December 23, 2020, after administration of…
A ‘sugar code’ on the cells that pave the inside of blood vessels plays an important part in the formation of blood during an embryo’s development. As an embryo develops, some of the endothelial cells that line the blood vessels are transformed…
Zombies are a staple of apocalyptic movies, but not all the living dead are evil. In the guts of fruit flies, dying cells revive for a very short time to help other cells to grow. Cell death is part of natural cell…
An airy insulating material doubles the efficiency of a device that converts sunshine to heat, enabling solar-powered production of steam suitable for sterilizing medical equipment. Medical sterilization to prevent infections is routine in high-income nations, but less so in countries where people…
Older people with sleep patterns like those of younger people tend to be in better physical and cognitive health than those with disrupted sleep. Shaun Purcell at Harvard Medical School in Boston, Massachusetts, and his colleagues tracked the sleep of 3,819 people…
