Category: Medicine in a nutshell
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Why is fentanyl so perfect cure for increasing pain grade?
Photo: Rowan berry, chulmin1700, Pixabay Fentanyl, a currently popular opioid, effectively relieves pain by enhancing neuronal responses in selected brain pathways, according to a new study published in Neuron. Pain grades have been classified by the World Health Organization in 1986 as more and more humans started to get cancer. The author of the first…
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Plant protection is the key to sustaining life. Singapore’s example
Photo: The Singapore General Hospital Bicentennial Garden, authors: Abner Herbert Lim, Bin Tean Teh Genomic gardens of plants necessary to cure impaired people may be the only way to secure biodiversity, as urbanization and climate change lead to green destruction. Modern medicine would not have reached the level of today’s advancement without plants. They have been…
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Paradox of evolution. What can capture and unleash us from Earth?
Photo: Molecules, wastedgeneration, Pixabay A tiny insertion of a highly charged, binding potential helix into the space of RNA after the prokaryote code was lost or removed could change the direction of life’s evolution. RNA is a single-strand of ribonucleic acid, which is more primordial to DNA built with two strands and slightly different bases.…
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Losing and awakening heartbeat. What is sleep in real?
By Marta Koblańska, February 21, 2025 Photo: This model suggests that the physiological processes influenced by fluctuations in norepinephrine (NA) during NREM sleep—particularly those related to memory consolidation and glymphatic clearance—function best when these fluctuations occur approximately every 50 seconds. Authors: Anita Lüthi, Maiken Nedergaard. Sleeping is a kind of disengagement from the environment to…
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Does lack of oxygen in body cells trigger cancer?
Photo: Comparison of the performance of the 70 published hypoxia signatures using the IQM in 104 cancer cell lines, University of Oxford, Matteo Di Giovannantonio, Fiona Hartley Too high demand for oxygen in the body may signal cancer. A decrease of oxygen in tissues’ micro-environment shifts metabolic pathways. Oxygen is a substance without which there would have…