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Tag Archives: Until

In developing immunity to allergens, a little ‘dirty’ goes a long way

[ A lymph node taken from an allergic mouse. Lymph nodes are compartmentalized into specialized zones (green, cyan). Precursor germinal center cells (yellow) reactive to allergens differentiate into antibody-producing cells (red). These antibodies (IgE) are the cause of most allergies in humans. Credit: Yale University Conventional wisdom has held for …

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Blackouts in Ukraine and Moldova as power lines fail amid sub-zero temperatures | World News

Parts of Ukraine and Moldova suffered power cuts on Saturday after high-voltage power lines failed while both countries were affected by sub-zero temperatures. Kyiv and Chisinau, the capital cities, were among the areas affected by the power outage after lines malfunctioned at 10.42​am local time. Ukraine‘s power grid has been …

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Australian Open 2026: Aryna Sabalenka contemplates another major final loss as Elena Rybakina triumphs in Melbourne

Sabalenka was the heavy favourite to beat unseeded American underdog Madison Keys and claim a third straight Melbourne title, but the instability of her second serve returned in a three-set defeat. At the French Open she played what she described as the “worst final” of her life, hitting 70 unforced …

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