It is known that around the body, fat deposits contain many mature fat cells and small numbers of stem cells. These stem cells can differentiate into more fat cells, however, … Continue Reading Hormone that controls maturation of fat stem cells identified.
Alzheimer’s disease is characterized by the degeneration of neurons in the hippocampus and cortex, and the appearance of neuritic plaques and neurofibrillary tangles. Although the precise cause of Alzheimer’s disease remains … Continue Reading Researchers elevate brain protein to allay symptoms of Alzheimer’s in animal model.
Twenty-years ago there was a big step forward in the understanding of obesity when researchers discovered that a person’s appetite is controlled by a key molecule called leptin. Leptin is … Continue Reading Glia brain cells implicated in appetite control.
The molecular intricacies of hunger and satiety, pivotal for understanding metabolic disorders and the problem of obesity, are not yet fully understood by scientists. How much a person eats and … Continue Reading Protein responsible for regulating feeding behaviour in the brain identified.
Infertility affects up to 15% of couples, with roughly one-third of all cases being caused by male infertility. One major cause of male infertility is the failure of precursor germ … Continue Reading Stem cell technique makes first ever viable sperm-in-a-dish.
Kidney failure is a growing problem in the United States, every year, approximately 10,000 kidneys become available for transplant into patients with end-stage kidney disease. However, the waiting lists for … Continue Reading Mammalian kidney identified as a ‘blood-generating’ organ for the first time.
Down syndrome (DS) results from the trisomy of chromosome 21 in humans and is the most common cause of genetically defined intellectual disability. Among the various triplicate genes in DS … Continue Reading Study identifies new link between Down syndrome and Alzheimer’s disease.
Glutamate is an amino acid with very different functions. In the pancreas, it modulates the activity of the pancreatic ß-cells responsible for insulin production, whereas in the brain it is … Continue Reading Study verifies long-standing hypothesis that glutamate is brain’s energy-source.
Researchers at the University of Kentucky have completed a study that revealed differences in the way neuroinflammation, considered a key component of Alzheimer’s disease, is expressed in different subsets of … Continue Reading Study finds Alzheimer’s disease presents differently in patients with Down syndrome.
The ulcer-causing bacterium Helicobacter pylori can directly interact with stomach stem cells, causing the cells to divide more rapidly, according to a new study by researchers at the Stanford University. … Continue Reading Researchers find missing link between H. pylori bacteria and gastric cancer risk.
Researchers at the University of Michigan and UC Davis have solved a genetic mystery that has afflicted three unrelated families, and possibly others, for generations. These families have been plagued … Continue Reading Researchers map rare mutation causing vitamin A deficiency and eye deformities.
While recent reports question whether fish oil supplements support heart health, UC Irvine scientists have found that the fatty acids they contain are vitally important to the developing brain. In … Continue Reading Study shows neurodevelopment suffers from lack of fish oil fatty acids, importance of precursors.
Although serotonin is well known as a brain neurotransmitter, it is estimated that 90 percent of the body’s serotonin is made in the digestive tract. In fact, altered levels of … Continue Reading Researchers identify gut’s role in peripheral serotonin production and shaping the nervous system.
A study from researchers at Massachusetts General Hospital (MGH) and Brigham and Women’s Hospital (BWH) reveals for the first time exactly how mutations associated with the most common form of … Continue Reading Study identifies the epigenetic pathway of familial Alzheimer’s disease.
Researchers at the Weizmann Institute of Science and Cambridge University have jointly managed the feat of turning back the clock on human cells to create primordial germ cells, the embryonic … Continue Reading Human primordial cells programmed in the lab for the first time.
Vitamin D deficiency is not just harmful to physical health, it also might impact mental health, according to a team of researchers from the University of Pittsburgh and the Queensland … Continue Reading Vitamin D deficiency, lack of sunlight and depression linked in international study.