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.
「有些人已經離開德黑蘭，但我們留在家裡，」她說。「只要街上還有呼籲抗議的聲音，我們就不走，到時候我會和家人一起出去加入他們。我很高興這些官員成為攻擊目標。我們會忍受這些打擊，直到他們全部消失。」
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