Consuming more protein, less carbohydrates may be healthier
...ab). The study also found higher levels of thyroid hormones among women who ate the protein diet, suggesting a higher rate of metabolism. Protein-eaters also experienced a significant decline of overall triglycerides (fat in the blood) and a slight rise in HDL (the desirable component of cholesterol).......s, its part of a complex that blocks receptors for hormones like estrogen and progesterone but its physiological role in higher organisms has remained a mystery. Poethigs work with plants mutant in squint indicates that CyP40 affects secondary characteristics of adult plants, like the shape and biochemical......cently begun to debate the effects of gender, age, hormones and other factors on heart disease. In fact, for years it was not recognized that heart disease was the leading cause of death and disability in women, who have been notoriously underrepresented in clinical trials of the condition. "Our future re...More light makes redfish grown faster
...te high, the first scientists who measured thyroid hormones in fish found very little. So it initially was assumed that thyroid hormones play a minor role in fish metabolism. "We discovered that, in fact, thyroid hormone is very dynamic ......k in this area needs to be done to determine which hormones may be responsible for these influences. Prior to this study, it was known that women have a higher incidence of prolonged QT syndrome and TdP than men, but it was not known until the study was concluded that women's susceptibility to QT prolongatio...Story tips from the Department of Energys Oak Ridge National Laboratory, March 2001
...and PCBs that mimic or block the normal actions of hormones such as estrogen and testosterone. In this study, researchers expose zebrafish embryos to estrogen and pollutants after attaching a bioreporter gene that glows green in the presence of certain pollutants. Because of the remarkable clarity of the zebr...Baboon studies suggest strategies for coping with stress
... social connections. Over the short term, stress hormones help baboons deal with harsh realities: competitio... But throwing a new monkey in the mix sends stress hormones soaring as troop members jockey for dominance. Have you hugged your rat today? When Sapolsky is...Heat kills inoperable liver tumors without initiating onslaught of harmful hormones
...y ablation, does not initiate a cascade of harmful hormones that often causes patients who undergo the alterna...rs. Surgeons measured blood levels of inflammatory hormones during radiofrequency ablation and 48 hours after the procedure, when hormones typically wreak their...... position of the heart. While bone morphogenetic hormones (BMPs) had previously been identified as agonistic morphogens, the inhibitory morphogen has, until now, remained a mystery. All three research teams have demonstrated that Wnt, one of several mammalian proteins in a family related to a Drosophila mor......y of Arizona have been able to picture exactly how hormones triggered by environmental and nutritional influen...se the expression of genes after applying specific hormones to the larvae in order to gain a greater understanding of the processes involved....UCSF study of HIV patients identifies interleukin-7 as a key factor in controlling T-cells
...elations were not found with 9 other cytokines and hormones that were studied. The investigation was then extended to a larger "cross-sectional" cohort of 168 HIV-infected individuals. This study also found that as CD4+ cells fell, IL-7 levels rose. The finding was further confirmed by an analysis of 11 HI...Cytoplasmic FRAP must enter and exit nucleus to perform
...esponse to outside stimuli such as growth factors, hormones or foreign agents. If FRAP fails to briefly enter and exit the nucleus then some crucial proteins fail to synthesize, thereby preventing cell growth and proliferation. "This is important because of the link to human diseases, especially cancer, whi...Advisory panel on federal report on carcinogens makes recommendations to NIEHS/NTP for new listings
...reast cancers. The panel agreed 8 to 1 that these hormones cause an elevated risk and should be considered not merely as associated with increased cancer but as substances that are "known to be a cause of human cancers." The federal Report on Carcinogens is required by Congress to inform the public, medical...Something's fishy with Columbia chinook: females carry male's genetic signature
...ut suggested environmental contaminants that mimic hormones or water temperature changes could be the culprits. The research by University of Idaho and Washington State University scientists in cooperation with the Pacific Northwest National Laboratory was published in Environmental Health Perspectives, a jou......sm of vertebrate head and trunk specification. BMP hormones act as morphogens; they are molecules that specify cell fate in a concentration-dependent manner. Gradients of BMP activity in the embryo determine the body axis. Specific BMP inhibitors, or antagonists, help establish a gradient of decreasing BMP ac...Hopkins researcher finds bone disease and growth defect may have common genetic basis
...ls of Gs-alpha make sure that cells can respond to hormones by changing which genes are turned on and off, as well as how fast many proteins work. Patients diagnosed with progressive osseous heteroplasia develop spontaneous bone fragments under the skin and deep inside their bodies. The fragments can be as la...Estrogen therapy may help prevent memory decline in elderly women
...gory to Barbara Sherwin for her studies of steroid hormones and cognitive function in older women . She plans now to investigate the possible role of testosterone, another hormone also produced by the ovaries, on aspects of cognition in women. Although her research findings have shown that estrogen prote...NSF boosts research for understanding structure and function of complex plant genomes
... necessary to gain a better understanding of plant hormones and how they work, scientists believe. Research funded at The University of Texas at Austin will test a new screen for mutations affecting the synthesis and action of one plant hormone known as auxin. While some of these genes have already been iden......erals and phytoestrogens. The same plant enzymes, hormones and other substances that protect the plant against predators such as insects or fungus or attract insects or birds for pollination may help prevent disease in humans. The editorial suggests that more research attention should focus on plants as com......s was the first study to examine sleep quality and hormones influenced by sleep throughout adulthood, rather than comparing the sleep patterns and hormones of young versus old. The researchers collected data from sleep studies, conducted between 1985 and ...