Category: Medicine in a nutshell
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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 awaking heartbeat. What is sleep in real?
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 restore released earlier energy. Fragmented sleep harms…
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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…
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When your body is starving relief. Pain treatment at the edge of life
By Marta Koblańska, Photo: Dmitriy, Pixabay Various civilizations approached differently to people who needed strong care due to their health status. Western civilization is claiming its supreme role in gently transition of human to the end. Palliative care is a kind of new medicine branch and has not been implemented in some countries, yet. Its…
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What can heart do on the Earth? Cutting-edge technology saving life in Poland
Joy of prof. Rafał Krenke, the head of Warsaw Medical University and doctors who performed heart transplantation. Photo: Jarosław Kulczycki/WUM A 14-years girl dreams to go to high-school may become true as she received heart on time despite a long way transport. A new perfusion and temperature technology sustained life in the heart for over…