Mosquitos began biting humans more than a million years ago | An analysis of 38 modern mosquitoes’ DNA suggests an ancestral mosquito species developed a preference for feeding on early humans between 2.9 and 1.6 million years ago,

· · 来源:alpha资讯

A new drug for advanced prostate cancer has shown promise in early trials experts have said, with the medication shrinking tumours in some patients.

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Photo: Official Artemis crew portrait. Josh Valcarcel/NASA Handout/EPA-EFE/REX/Shutterstock

临走时,王嫂接了个电话,对方询问是否还有山姆的鲜牛奶,王嫂说已经卖完,明天会到新货。门口的塑料门帘被风掀开一下,又落下去,外面是春节里皖北城市常见的灰白天色,街边店铺的红灯笼还挂着。

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