Why cells need acidic lysosomes

Just like the body contains lungs, liver, and lymph nodes, so does each of the body’s cells contain tiny specialized organs. Perhaps most peculiar among them are lysosomes–bubble-like sacks that act as part recycling bin, part stomach. Among other things, a lysosome devours cellular debris–and, like a stomach, it needs to be acidic to do…

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How to Throw a Dinner Party Like a Gallerist

“It was love at first sight,” said the writer Sarah Thornton, of meeting the gallerist Jessica Silverman at an art fair in London nine years ago. “Her stand was so confidently curated.” Now happily partnered, they live in an eighth-floor apartment in San Francisco’s historic Nob Hill neighborhood — facing Grace Cathedral’s stained-glass rosette windows…

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