A 1996 study found that nearly half of Asian Indian participants had low vitamin B-12 levels, with 52% showing metabolic indications of deficiency. The study suggests genetic adaptations and gastrointestinal infections may contribute to the high prevalence of vitamin B-12 deficiency in this population.
A study published in Ambulatory Pediatrics reveals that playground injuries are more severe and common than previously thought, accounting for a significant proportion of emergency visits. The study found that children aged 5-9 years had the highest rates of emergency visits due to playground falls.
The Penn team aims to study how simple biological molecules organize themselves into complex structures and develop synthetic self-assembling molecules with similar properties. Their goal is to create new products such as microscopic capsules for drug delivery, strong carbon fibers, and artificial proteins with improved functionality.
A Johns Hopkins study finds that removing cholesterol from a cell's membrane can completely block HIV transmission. Researchers used microbicides containing a starchy substance that drains cholesterol, allowing for reduced or stopped HIV transmission.
Researchers found that consuming pork with a higher proportion of polyunsaturated fats led to significant reductions in serum total cholesterol (10%) and LDL cholesterol (24%) in young women. The modified pork diet also showed no adverse effects on glucose, insulin, or triacylglycerol levels.
A 10-year study of elderly Dutch men found that those who consumed the most black tea had a significantly lower death rate from ischemic heart disease. High catechin intake was associated with healthy lifestyle practices, such as a balanced diet and regular activity.
A study found that two nutritional screening approaches, one for identifying hospitalization risk and another for detecting warning signs of poor health, were comparable in recognizing elderly at risk. The screenings assessed factors such as weight change, eating habits, medication use, and functional limitations.
Researchers found that milk fortified with vitamins A and D, and higher doses of vitamin E, significantly improved plasma lipid transport. This led to a 9% drop in total cholesterol and 10.7% reduction in LDL cholesterol concentrations after 4 weeks.
A recent study suggests that math constants like pi and log(2) could be normal, meaning their digits are random in a statistical sense. The research, led by David H. Bailey, finds that certain sequences in chaotic dynamics may underlie the normality of these constants.
Researchers at Penn State have developed a new link design for wireless infrared local area networks that uses a multi-beam transmitter with a narrow field of view receiver. The system achieves a bit-error rate of one error per billion bits and uses milliwatt transmitted power levels.
The SMART software automates many of a robot's movements while retaining operator control, making police robots quicker and safer. It enables the rapid assembly of off-the-shelf equipment into a working system, overcoming obstacles to system stability in unstructured environments.