采访马怀龙,老马先跟记者“约法三章”:“第一,不能当着老人的面提我什么时候退休;第二,不能问我每月给老人花多少钱;第三,不能问我家住哪里。”面对记者满脸的疑惑,马怀龙取出两大串、一共49把钥匙,领着我们开始了一天的“串门”。
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Without agar, countries could not produce vaccines or the “miracle drug” penicillin, especially critical in wartime. In fact, they risked a “breakdown of [the] public health service” that would have had “far-reaching and serious results,” according to Lieutenant-General Ernest Bradfield. Extracted from marine algae and solidified into a jelly-like substrate, agar provides the surface on which scientists grow colonies of microbes for vaccine production and antibiotic testing. “The most important service that agar renders to mankind, in war or in peace, is as a bacteriological culture medium,” wrote oceanographer C.K. Tseng in a 1944 essay titled “A Seaweed Goes to War.”3
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