Shares of Suzhou, China-based Kintor Pharmaceutical Ltd. (HKEX:9939) rose to HKD28.85 (US$3.68), up HKD14.87, or 106%, after the firm reported top-line data from the phase III multiregional trial with proxalutamide in people with mild to moderate COVID-19 infection, regardless of vaccination status or risk factors.

Glaxosmithkline plc and Vir Biotechnology Inc.’s sotrovimab has become the latest COVID-19 antibody to be pulled from the market in the U.S., after the FDA revoked its emergency use authorization (EUA) because of the rise of the omicron BA.2 subvariant.

Investigators at Boston Children's Hospital have demonstrated that SARS-CoV-2 infection of blood monocytes and lung macrophages in the lung could kill the cells via pyroptosis, increasing inflammation and leading to severe COVID-19.

Even as many in the U.S. are looking for the end of the COVID-19 public health emergency, Health and Human Services (HHS) Secretary Xavier Becerra reinforced expectations April 5 that he will continue the emergency declaration into the summer, if not beyond. When asked during a Senate Finance Committee budget hearing if he saw the emergency ending this summer, Becerra declined to give a date, but reiterated his commitment to give stakeholders at least 60 days’ notice.

Preclinical data on two newly designed mRNA molecules from Sunshine Biopharma Inc., of Montreal, showed they are effective at killing cancer cells grown in culture. Tests were performed on a variety of cancer cells, including multidrug-resistant breast cancer cells, ovarian adenocarcinoma cells and pancreatic cancer cells, while toxicology studies using normal human cells showed that the mRNA molecules had little or no cytotoxic effects.