\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.
美国宇航局在时隔半个世纪后尝试将宇航员送上月球前,为阿尔忒弥斯计划新增了一项任务。
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此前伊朗总统马苏德·佩泽希齐扬在与巴基斯坦总理夏巴兹·谢里夫通话时指出,美国与以色列必须全面停止攻击行动,因其行为已影响霍尔木兹海峡的航运安全。