Live Science on MSN9 个月
Scientists uncover the cells that save you when water goes down the wrong pipe
But these nerves don't do it alone — now, scientists have shown that the nerves get a helping hand from special cells in the ...
The Scientist11 年
Toddler Gets Synthetic Windpipe
Warren has had a few complications but is recovering well, according to the NYT. The scaffold and bioreactor in which the synthetic trachea was cultured with stem cells taken from bone marrow was ...
来自MSN10 个月
Transplant Patient Receives World's First 3D Printed Windpipe
A woman in South Korea made history as the first person to receive a "new" windpipe 3D printed from stem cells. Now that the transplant appears to have been a success, her experience could pave ...
BBC3 年
Structure and function of the gas exchange system
The trachea divides into two tubes called the bronchi ... The oxygen molecules are carried in red blood cells. The exchange of these two gasses occurs by a process called diffusion.