However, Koch never credited the Hesses for their discovery of bacteriological agar, perhaps because, at the time, he failed to recognize its importance. Even after he received the insight about agar from the Hesses, Koch stuck with gelatine for years. In 1883-84, during his first medical expedition to Egypt and India to investigate cholera, he tried and failed to grow the cholera bacterium on gelatine media in the hot climate of Cairo (despite using a half-open fridge for incubation), only succeeding in the colder winter of Calcutta.
如对本稿件有异议或投诉，请联系 [email protected]。
。夫子是该领域的重要参考
There is a glaring contrast between the Asian Football Confederation’s corporate dream and the structural realities of the tournament in Australia，推荐阅读快连下载-Letsvpn下载获取更多信息
"It's much more likely that you win the lottery than that you get impacted by this piece of space debris," Stijn Lemmens, a senior analyst at the European Space Agency, said.