New three-year safety and efficacy data on Takeda Pharmaceutical Co. Ltd.'s dengue vaccine candidate, TAK-003, showed it to be 62% more effective than placebo in preventing virologically confirmed infections with the virus and 83.6% more effective than placebo in preventing hospitalizations caused by the mosquito-borne viral disease and due to any of the four dengue virus serotypes in patients ages 4 to 16.
In their latest submission to Science, Weifeng Shi, director and professor at the Institute of Pathogen Biology at Shandong First Medical University in China, and George Gao, head of Chinese Center for Disease Control and Prevention, have warned that “the global spread of H5N8 avian influenza viruses is a public health concern.”
Parasitic worms, or helminths, are a major global health issue. At the same time, "parasites have been a prolific area of biomedical research to emerge," De'Broski Herbert told his audience at the 2021 annual meeting of the American Association of Immunologists.
Novavax Inc. backed off its guidance of submitting an EUA for its COVID-19 vaccine in June, pushing the anticipated date to this fall. “We expect to complete regulatory filings in the third quarter,” Stan Erck, Novavax’s president and CEO, told investors on a May 10 conference call. “We hope to have market authorizations in multiple countries in the third quarter, as early in the quarter as possible.”
Vaccitech plc and Werewolf Therapeutics Inc. opened the last day of April with contrasting IPOs. Both priced mid-range, with Vaccitech raising $110.5 million, similar to Werewolf's $120 million haul. However, American depository shares of Vaccitech (NASDAQ:VACC), co-developer of Astrazeneca plc’s COVID-19 vaccine, fell 17.1% to $14.10 from a $17 open, while shares of cancer therapy developer Werewolf (NASDAQ:HOWL) boomed – until they didn't – climbing to $24 before closing about where they started, at $16.10.
Respiratory syncytial virus, which puts millions of otherwise healthy infants in the hospital each year, could soon face a new foe. Top-line results from a phase III test of the extended half-life monoclonal antibody nirsevimab, developed by Astrazeneca plc and Sanofi SA, found it reduced lower respiratory tract infections requiring medical attention due to the virus in both healthy preterm and term infants.
A collaboration aimed at identifying and developing potential new antimalarial drug candidate drugs has been announced between Walter and Eliza Hall Institute for Medical Research in Melbourne, Australia, and Janssen Pharmaceutica, with assistance from Johnson & Johnson Innovation. The collaboration has already discovered promising compounds with antimalarial activity from among 80,000 drug-like molecules in the Janssen Jumpstarter Compound Library, a collection of drug-like compounds designed to fast-track discovery of new medicines.
New phase IIb clinical trial data show the antigen R-21, a malaria vaccine candidate created by the University of Oxford that uses Novavax Inc.'s Matrix-M adjuvant, demonstrated 77% efficacy in children.
Janssen Pharmaceuticals Inc. has agreed to pay up to $780 million in up-front, milestone payments and R&D funding for exclusive rights to antiviral conjugates to be developed by Cidara Therapeutics Inc. for the prevention and treatment of seasonal and pandemic influenza.
Arbutus Biopharma Corp. this month gained the go-ahead from regulators to start a phase Ia/Ib trial with its oral capsid inhibitor, AB-836, for the treatment of chronic hepatitis B virus (HBV) infection, an event that drew more attention to the busy space and brought renewed speculation about RNAi bids against HBV, including Arbutus’ own.