"There is so little understanding of what's going on, and that's true even for scientists," says Senjuti Saha, a molecular microbiologist and director of the Child Health Research Foundation in ...Dhaka, Bangladesh. ...a team led by Penny Moore, a virologist at the NICD and the University of the Witwatersrand in Johannesburg, is measuring the ability of neutralizing, or virus-blocking, antibodies triggered by previous infection and vaccination to stop Omicron infecting cells. Ultimately, researchers will want to conduct case-controlled studies, in which two groups of participants are matched in terms of age, vaccination status and health conditions. Surveillance efforts in Brazil and some other countries are taking advantage of a distinctive result on a particular PCR test that could allow them to pinpoint potential Omicron cases for sequencing, says virologist Renato Santana at the Federal University of Minas Gerais in Brazil.
The first therapeutic cancer vaccine to be approved in the United States will stay on the market despite the financial collapse of the trailblazing biotechnology company that developed it. The ...vaccine, Provenge (sipuleucel-T), was purchased on 23 February by Valeant Pharmaceuticals of Laval, Canada, which paid US$415 million for the prostate cancer treatment and other assets of the bankrupt Dendreon Corporation.
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