Ultra-tiny 'bees' target tumors
They're ready to sting, and they know where they're going. They're called "nanobees," and they're not insects -- they're tiny particles designed to destroy cancer cells by delivering a synthesized...
View ArticleLife on Mars? Fossil find shows it's possible
Scientists have found Earth's oldest fossils in Australia and say their microscopic discovery is convincing evidence that cells and bacteria were able to thrive in an oxygen-free world more than 3.4...
View ArticleControl gene for 'conveyor belt' cells could help improve oral vaccines,...
Scientists have found a master regulator gene needed for the development of M cells, a mysterious type of intestinal cell involved in initiating immune responses.
View ArticleWomen’s brains may age prematurely, possibly because of stress
Even though women live longer than men, their brains seem to age faster. The reason? Possibly a more stressful life. As people age, some genes become more active while others become less so. In the...
View ArticleDinosaur Cells In T. Rex Fossil? Shocking Find Gets New Support From...
Twenty years ago, paleontologist Mary Schweitzer made an astonishing discovery. Peering through a microscope at a slice of dinosaur bone, she spotted what looked for all the world like red blood cells....
View ArticleNobel biologist Rita Levi-Montalcini dies at 103
Rita Levi-Montalcini, a biologist who conducted underground research in defiance of Fascist persecution and went on to win a Nobel Prize for helping unlock the mysteries of the cell, died in Rome at...
View ArticleSleep deprivation has genetic consequences, study finds
Researchers say a lack of sleep affects the function of genes related to stress and cell renewal, possibly contributing to poor health. Doctors know that being chronically sleep-deprived can be...
View ArticleAltered T-Cell Therapy Shows Promise for Acute Leukemia
Genetically altering a patient’s immune cells has, for the first time, produced remissions in adults with a deadly type of acute leukemia. In one patient, all trace of the disease vanished in 8 days.
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