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Colobomas are congenital defects of ocular tissues that result in a gap or hole in some structure within the eye. They may affect any part of the eye from the cornea to the optic disc. Coloboma is an eye abnormality that occurs before birth. Colobomas are missing pieces of tissue in structures that form the eye. How are uveal colobomas […]
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Detection of prostate cancer and its recurrence is challenging as it is a heterogeneous disease and methods such as PET imaging and measurement of biochemical response using prostate specific membrane antigen (PSMA) shows poor specificity and sensitivity. PSMA is a transmembrane protein having 750 amino acids. In normal prostate tissue, PSMA is in the apical epithelium of secretory ducts, while […]
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The human hands and fingertips are extremely sensitive to texture or surface microstructure, which can easily perceive the finest details of a surface’s characteristics. The nerve signals sent from the sensors in the hand skin are processed by several neurons in the somatosensory cortex to produce a high-dimensional representation of texture in the brain. Image Credit: Moha El-Jaw/Shutterstock.com How does […]
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Skip to: Astrocytes Oligodendrocytes and NG2 Cells Microglia Other Functions Summary Glial cells are non-neuronal cells found within the brain and the rest of the nervous system. There are approximately 60 billion glia to 16 billion neurons within the cortex, but only 16 billion glia to 69 billion neurons in the cerebellum. Overall, there are roughly the same number of […]
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Vaccines are essential for any person looking to travel to another part of the world. Thanks to advances in medicine, safe and effective vaccines are now available for many infectious diseases. Getting vaccinated not only benefits the person who is traveling, but their family, friends and those in the community too, as it prevents the spread of infection. This article […]
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Physical activity is a key requirement for healthy development in young children. Lack of adequate physical activity interferes with childhood development and increases the risk of obesity, cardiovascular disease, and type II diabetes as they age. The good news is that most children love to be active, and parents can further motivate them to spend their energy doing the right […]
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Physical activity is a key requirement for healthy development in young children. Lack of adequate physical activity interferes with childhood development and increases the risk of obesity, cardiovascular disease, and type II diabetes as they age. The good news is that most children love to be active, and parents can further motivate them to spend their energy doing the right […]
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Progressive supranuclear palsy (PSP) is a rare brain disorder that affects approximately 6 in 100,000 people worldwide. It causes muscle weakness and affects gait, balance and overall movement, as well as the patient’s mood, cognitive skills and behavior. It was distinguished from Parkinson’s disease in 1963 as the “Steele-Richardson-Olszewski syndrome”. It is a progressive condition that usually shows onset around […]
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Bronchiectasis is a chronic condition of the respiratory system that is due to abnormal widening of the airways as a consequence of an initial damaging factor. The bronchi, located between the trachea and the alveoli of the lungs, produce a small amount of mucus in physiological conditions, which aids in removing pathogenic particles, and ensures that the airways remain clean […]
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Hard-to-heal wounds can come about in many ways. For example, around 50 percent of the elderly population in Italy have an experience with a hard-to-heal wound at some point in their later years – meaning that this is a major concern for the elderly community. Also, people suffering from Diabetes Mellitus (type I or II) can have trouble in wound […]
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