Reference Terms
from Wikipedia, the free encyclopedia
Natural killer cell
Natural killer cells (also known as NK cells, K cells, and killer cells) are a type of lymphocyte (a white blood cell) and a component of innate immune system.
Note: The above text is excerpted from the Wikipedia article "Natural killer cell", which has been released under the GNU Free Documentation License.
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Health & Medicine News
December 12, 2024
Dec. 11, 2024 An interdisciplinary team has created tiny bubble-like microrobots that can deliver therapeutics right where they are needed and then be absorbed by the ...
Dec. 9, 2024 The short-term boost our brains get after we do exercise persists throughout the following day, suggests a new ...
Dec. 3, 2024 Brain tissue is among the most energetically costly in the body, and as a result, larger-brained mammals require more energy to support brain growth and maintenance. Exactly which biological changes allowed human ancestors to meet the very high ...
Dec. 4, 2024 Exposure to car exhaust from leaded gas during childhood altered the balance of mental health in the U.S. population, making generations of Americans more depressed, anxious and inattentive or hyperactive, according to researchers. They estimate ...
Latest Headlines
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Dec. 12, 2024 Researchers have found evidence that living in areas prone to wildfire smoke may negatively impact an individual's life ...
Dec. 12, 2024 A research team has developed an ultra-thin, flexible film that could power next-generation wearable devices using body heat, eliminating the need for ...
Dec. 11, 2024 Researchers discovered a vulnerability in viral enzymes that could lead to novel treatments for diseases as diverse as COVID-19 and Ebola -- while also minimizing side effects and reducing the odds ...
Dec. 12, 2024 Scientists have discovered that our specialized immune cells, called T cells, are what they eat -- their switch from functional to 'exhausted' depends on the switch from metabolizing acetate to ...
Dec. 11, 2024 Researchers have discovered an 18-digit code that allows proteins to attach themselves to exosomes -- tiny pinched-off pieces of cells that travel ...
Dec. 12, 2024 Adding strong evidence in support of 'walkable' neighborhoods, a large national study found that the built environment can indeed increase how much people walk. The study showed a strong connection ...
Dec. 12, 2024 Endovascular therapy, a minimally invasive surgery performed inside the blood vessels, is preferred to alternative approaches for vessel obstructions in life-sustaining areas of the brain, analysis ...
Dec. 12, 2024 A team analyzed the amino acids that affect the formation of spores in a bacterium that causes food poisoning, Clostridium perfringens, and ...
Dec. 12, 2024 A new study has identified a unique brain network that links varied patterns of brain atrophy, or shrinkage, associated with ...
Dec. 12, 2024 Researchers have discovered a protein variant that serves as a knob for regulating the body's innate immune response. The findings could lead to new ...