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While raising three children and taking care of the household, Fanny Angelina Hesse supported, documented, and archived her husband’s work, creating stunning scientific illustrations of bacterial and fungal colonies. During the hot Summer of 1881, she watched as Hesse struggled with gelatine-based growth media. Fanny Angelina, recalling the stability of her agar-based desserts, suggested that they try that instead. Hesse wrote a letter to Koch informing him about the switch, and Koch mentioned agar for the first time in his 1882 groundbreaking paper on the discovery of the tuberculosis bacillus.
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Филолог заявил о массовой отмене обращения на «вы» с большой буквы09:36
两名业内人士透露，近几个月美国芯片制造商在向中国申请新的钪出口许可证时频频遇到延迟，一些企业已向华盛顿寻求帮助。
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2024年12月23日 星期一 新京报