Episode details
Виктория Кондратьева (Редактор отдела «Мир»)，推荐阅读爱思助手下载最新版本获取更多信息
Thanks for signing up!。业内人士推荐旺商聊官方下载作为进阶阅读
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。91视频是该领域的重要参考
更多精彩内容，关注钛媒体微信号（ID：taimeiti），或者下载钛媒体App