Sentences with phrase «hemagglutinin attaches»
Hemagglutinin attaches to human cells to launch an infection; neuraminidase is more important for spreading the virus once infection has occurred.
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The appearance - changing coat of the influenza virus is studded with mainly two proteins: hemagglutinin, which allows the virus to attach to and enter a cell; and neuraminidase, which boosts the virus's ability to pass to other cells.
Combing the genetic data from a transmission study in ferrets, a team led by Thomas Friedrich, a professor of pathobiological sciences at the University of Wisconsin - Madison School of Veterinary Medicine, found that during transmission, when one animal is infected by another through sneezing or coughing, the process of natural selection acts strongly on hemagglutinin, the structure the virus uses to attach to and infect host cells.
The researchers are taking hemagglutinin mutations from every flu strain that has ever circulated, dumping them into a kind of scientific blender and attaching them to particles that can form the basis of a vaccine.
Other researchers have stabilized the stalk by attaching a new hemagglutinin head — a lollipop flavor that the human immune system has never tasted.