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Hace 1 día · Stem cells offer the possibility of regenerating damaged tissues, repairing birth defects, and even combating degenerative diseases like Alzheimer’s and Parkinson’s. Scientists are actively exploring the use of stem cells in regenerative therapies, aiming to harness their regenerative power to treat a wide range of conditions.
Hace 1 día · A carbon nanotube (CNT) is a tube made of carbon with a diameter in the nanometre range ().They are one of the allotropes of carbon.. Single-walled carbon nanotubes (SWCNTs) have diameters around 0.5–2.0 nanometres, about 100,000 times smaller than the width of a human hair.They can be idealised as cutouts from a two-dimensional graphene sheet rolled up to form a hollow cylinder.
Hace 2 horas · Influenza, commonly known as " the flu " or just " flu ", is an infectious disease caused by influenza viruses. Symptoms range from mild to severe and often include fever, runny nose, sore throat, muscle pain, headache, coughing, and fatigue. These symptoms begin one to four (typically two) days after exposure to the virus and last for about ...
