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2 seconds ago · Additional bases on which literature reviews differ include time frame and research context. Historical reviews provide a historical perspective on the evolution of research within a field or topic, often tracing the development of key theories and concepts, while contemporary reviews focus on the most recent research and developments within a field, emphasizing current issues and debates.
1 day ago · Gut microbiota, gut microbiome, or gut flora are the microorganisms, including bacteria, archaea, fungi, and viruses, that live in the digestive tracts of animals. [1] [2] The gastrointestinal metagenome is the aggregate of all the genomes of the gut microbiota. [3] [4] The gut is the main location of the human microbiome. [5]
1 day ago · v. t. e. A microorganism, or microbe, [a] is an organism of microscopic size, which may exist in its single-celled form or as a colony of cells . The possible existence of unseen microbial life was suspected from ancient times, such as in Jain scriptures from sixth century BC India.
1 day ago · Cholesterol is the principal sterol of all higher animals, distributed in body tissues, especially the brain and spinal cord, and in animal fats and oils. [3] [4] Cholesterol is biosynthesized by all animal cells and is an essential structural component of animal cell membranes.
1 day ago · 8-721. MedlinePlus. 002375. [ edit on Wikidata] Hyperbaric medicine is a medical treatment in which an increase in barometric pressure over ambient pressure is employed increasing the partial pressures of all gases present in the compressed air. The immediate effects include reducing the size of gas embolisms and raising the partial pressures ...
1 day ago · Migraine ( UK: / ˈmiːɡreɪn /, US: / ˈmaɪ -/) [11] [12] is a genetically influenced complex neurological disorder characterized by episodes of moderate-to-severe headache, most often unilateral and generally associated with nausea and light and sound sensitivity. [1] Other characterizing symptoms may include vomiting, cognitive dysfunction ...
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