Sentences with phrase «human respiratory tract»

Any reassortant would likely need more genetic changes, such as ones that made the 1957 and 1968 strains better able to bind to human respiratory tract epithelial cells, the CDC team reports today in the Proceedings of the National Academy of Sciences.

Its conidia production is prolific, and so human respiratory tract exposure is almost constant.

We realized only later that concentrations of dust in the air were so high that they overwhelmed all the normal defenses of the human respiratory tract, and people inhaled ounces of dust into their trachea or their bronchi.

In March University of Wisconsin virologist Yoshihiro Kawaoka looked for H5N1 receptors in the human respiratory tract and found them only deep within the lungs, on the tiny air sacs through which oxygen passes into blood.

And the concentrations of dust in the air were so high that they overwhelmed all the normal defenses of the human respiratory tract, and people inhaled ounces of dust into their trachea or their bronchi.

Two studies published by Cell Press June 6th in the journal Cell identify mutations that increase the infectivity of H5N1 and H7N9 viruses through improved binding to receptors in the human respiratory tract.

Human flu viruses preferentially bind to what are known as α 2,6 galactose receptors, which populate the human respiratory tract from the nose to the lungs.

One team, led by Yoshihiro Kawaoka of the University of Wisconsin, Madison, tested various tissues of the human respiratory tract for receptors to which the virus can bind.