arstechnica.com
\nBut Stanford Medicine researchers and collaborators have taken an astonishing step forward in that quest, surprising even themselves. In a new study in mice, they have developed a universal vaccine formula that protects against a wide range of respiratory viruses, bacteria and even allergens. The vaccine is delivered intranasally — such as through a nasal spray — and provides broad protection in the lungs for several months.
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According to the United Nations, peatlands cover just 3% of the earth's land surface but store more carbon than all the world's forests combined.
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第六章 促进服务业优质高效发展