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Study Reveals Details of Immune Defense Guidance System
Results could lead to better drugs used to fight inflammation
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NEW YORK, March 3, 2021 /PRNewswire/ At the beginning of an immune response, a molecule known to mobilize immune cells into the bloodstream, where they home in on infection sites, rapidly shifts position, a new study shows. Researchers say this indirectly amplifies the attack on foreign microbes or the body s own tissues.
Past studies had shown that the immune system regulates the concentration of the molecule, sphingosine 1 phosphate (S1P), in order to draw cells to the right locations. The targeted cells have proteins on their surface that are sensitive to levels of this molecule, enabling them to follow the molecule s trail, researchers say. S1P concentration gradients, for instance, can guide immune T cells to either stay in lymph nodes, connected glands in which these cells mature, or move into bloo
Can Wearing Headphones Cause Hearing Loss and Headaches?
Can Wearing Headphones Cause Hearing Loss and Headaches?
Whether you re working from home, or using earbuds more often while you stay at home during the pandemic, here s how to protect your ears from permanent damage
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As we spend more time listening in to virtual meetings, taking virtual classes, or just utilizing headphones more during the Covid-19 pandemic, there may be unintended damage being done to our ears. Constantly being plugged in while sheltering in place or turning up the volume to not get distracted by family members can have a long-term impact on your hearing. Even the best wireless earbuds for working at home can potentially contribute to other issues, such as headaches and ear pain, and you might not even realize it.
/PRNewswire/ Commuters now have yet another reason to avoid packing themselves into subway stations. New York City s transit system exposes riders to more.