Reference Terms
from Wikipedia, the free encyclopedia
Melatonin
Melatonin, 5-methoxy-N-acetyltryptamine, is a hormone produced by pinealocytes in the pineal gland (located in the brain) and also by the retina and GI tract.
Note: The above text is excerpted from the Wikipedia article "Melatonin", which has been released under the GNU Free Documentation License.
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Health & Medicine News
October 15, 2024
Oct. 11, 2024 Scientists analyzed hairs extracted from the broken teeth of two 19th century 'man-eater' lions. Their analysis revealed DNA from giraffe, human, oryx, waterbuck, wildebeest and zebra as prey, along with hairs that originated from the ...
Oct. 10, 2024 Embryo development starts when a single egg cell is fertilized and starts dividing continuously. Initially a chaotic cluster, it gradually evolves into a highly organized structure. Scientists have now provided new insights into the process, ...
Oct. 9, 2024 Just as a musician can train to more sharply distinguish subtle differences in pitch, mammals can improve their ability to interpret hearing, vision, and other senses with practice. This process, ...
Oct. 9, 2024 Microbiologists found that showerheads and toothbrushes are teeming with an extremely diverse collection of viruses -- most of which have never been seen ...
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Oct. 15, 2024 The influence of climate change on migration, both current and future, has garnered significant attention from the public and policymakers over the past decade. A new study has provided the first ...
Oct. 15, 2024 Researchers have developed a test to simplify the diagnosis of allergies. Its effectiveness has now been confirmed in clinical samples from children and adolescents suffering from a peanut allergy. ...
Oct. 15, 2024 When the outside temperatures rise, people tend to lose their cool. That connection is well known, but a new study found that emotional responses to heat are highly individualized and only one factor ...
Oct. 15, 2024 The lack of air-quality monitoring capabilities across the U.S. affects the health of millions of people and disproportionately impacts minority and low socioeconomic-status communities, say ...
Oct. 15, 2024 Genetic results from the Deciphering Developmental Disorders (DDD) study have enabled thousands of children with severe developmental disorders to ...
Oct. 15, 2024 Alzheimer's disease may damage the brain in two distinct phases, based on new research using sophisticated brain mapping tools. According to researchers who discovered this new view, the first, early ...
Oct. 15, 2024 Hormone-driven cancers, like those of the breast and prostate, often rely on a tricky-to-target protein called Forkhead box protein 1 (FOXA1). FOXA1 ...
Oct. 15, 2024 Distinct immune 'signatures' in patients who develop adverse events while taking immunotherapy for cancer may help oncologists identify patients at risk and treat them early to prevent serious side ...
Oct. 11, 2024 Higher levels of HDL-C -- known as the 'good cholesterol' -- have been shown to correlate with heightened risk for Alzheimer's disease. A new study ...
Oct. 9, 2024 Blocking the enzyme ACMSD can significantly reduce damage caused by metabolic liver disease according to a new ...