Over time, cancer cells can evolve to become resistant to treatment, more aggressive, and metastatic—capable of spreading to additional sites in the body and forming new tumors. The more of these traits that a cancer evolves, ...
May 5, 2022
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89
Stem cells are the versatile building blocks from which every cell type in the body—from neurons to skin cells to blood cells—is ultimately descended. Researchers have also figured out how to turn stem cells into different ...
Apr 21, 2022
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18
Cancer is at its most deadly when it spreads and forms tumors in new tissues. This process, called metastasis, is responsible for the vast majority of cancer deaths, and yet there is still a lot that researchers do not know ...
Apr 12, 2022
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116
Drug overdose, mostly from opioid use, is the leading cause of accidental death in the United States. Prior studies of twins have revealed that genetics play a key role in opioid use disorder. Researchers know that a mixture ...
Mar 21, 2022
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111
In the early months of the COVID-19 pandemic, healthcare workers analyzing test results began noticing something strange: patients who had already recovered from COVID-19 would sometimes inexplicably test positive on a PCR ...
May 7, 2021
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397
When cancer is confined to one spot in the body, doctors can often treat it with surgery or other therapies. Much of the mortality associated with cancer, however, is due to its tendency to metastasize, sending out seeds ...
Jan 21, 2021
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132
Cancer is at its most deadly when two things occur: the cancer cells metastasize, spreading to new sites in the body, and the cells become resistant to treatment. The epithelial-mesenchymal transition (EMT) is a process that ...
Dec 22, 2020
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Type 1 diabetes is an autoimmune disease that occurs when T-cells in the immune system attack the body's own insulin-producing cells, called beta cells, in the pancreas. Usually diagnosed in children and young adults, type ...
Sep 25, 2020
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77
The essential malaria drug artemisinin acts like a "ticking time bomb" in parasite cells—but in the half a century since the drug was introduced, malaria-causing parasites have slowly grown less and less susceptible to ...
Sep 23, 2020
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131
If anything happens to the eyes of the tiny, freshwater-dwelling planarian Schmidtea mediterranea, they can grow them back within just a few days. How they do this is a scientific conundrum—one that Peter Reddien's lab ...
Jun 25, 2020
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