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新神经成像系统有助于老年痴呆症的早期判别
2023-12-06Brain imaging can offer a window into risk for diseases such as Alzheimer's disease (AD). A study conducted at the University of Kansas School of ...
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进食与否?心理预算说了算
2023-12-06If you feel like you're in a losing battle with a triple-chocolate cake, a "mental budget" can help, according to a new study in the Jou...
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瓢虫充当马蜂幼虫的“免费保姆”
2023-12-06Are ladybugs(瓢虫) being overtaken by wasps? A Université de Montréal entomologist(昆虫学者) is investigating a type of wasp(黄蜂,胡蜂) (Dinocampu...
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母亲心情沮丧可能会加强孩子的哮喘症状
2023-12-06Maternal depression(沮丧,萧条) can worsen asthma(哮喘) symptoms in their children, according to research from Johns Hopkins Children's Center published ...
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研究:香烟内藏有多种致病菌
2023-12-06Cigarettes are "widely contaminated(污染)" with bacteria(细菌), including some known to cause disease in people, concludes a new international s...
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玉米基因组被成功解码
2023-12-06In recent years, scientists have decoded the DNA of humans and a menagerie(兽群,动物园) of creatures but none with genes as complex as a stalk(茎) of corn, ...
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研究:原子状态下观测艾滋病诱因
2023-12-06Since the discovery in 2007 that a component(组件,成分) of human semen(精液) called SEVI boosts infectivity(传染性) of the virus that causes AIDS, researchers ...
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营养不良?吃蜗牛吧
2023-12-06A nutritionist(营养学家) in Nigeria says that malnutrition(营养不良) and iron deficiency in schoolchildren(小学生,学童) could be reduced in her country by baking u...
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霍奇金淋巴瘤新疗法或将问世
2023-12-06Physician-scientists from Weill Cornell Medical College have discovered a molecular mechanism(分子机制) that may prove to be a powerful target for the tre...
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皮肤表面的细菌维持着皮肤的健康平衡
2023-12-06On the skin's surface, bacteria are abundant(丰富的,充裕的), diverse(不同的,相异的) and constant(经常的,不变的), but inflammation(发炎,红肿) is undesirable(不受欢迎的,不良的). ...