Sentences with phrase «human upper airway»
In earlier work, Stevens and his co-workers altered the equivalent amino acids in H5N1 that Tumpey's group did for 1918 flu, but the virus failed to acquire a preference for the human upper airway receptor.
https://www.scientificamerican.com/ Not exact matches
The unaltered hemagglutinin is akin to a key that unlocks a so - called receptor molecule in cells lining the upper airways of humans and other mammals.
Now, scientists from the Perelman School of Medicine at the University of Pennsylvania reveal that the release of AMPs is partially controlled by bitter taste receptors in the upper airway on a cell previously identified in animals and only recently in humans known as solitary chemosensory cells (SCCs).
Human nasal epithelial cells, cultured on a microchip, react to air pollutants just like they would in the upper airway.
«Since the virus doesn't have attachment factors that can work in the upper airway, it's very rare for it to go human to human, and then it almost always stops and doesn't get to a third person,» Schaffner notes.