Tag: "hormone" at biology news
Safety of isoflavones in dietary supplements targeted by Illinois initiative
...or systems, especially those adapted to changes in hormone
responsiveness, adipose tissue and the brain. ...
Phase II trials of second-generation antisense cancer drug planned following successful early study
...ng and counters the effectiveness of chemotherapy, hormone
treatment and radiotherapy. Dr. Kim Chi, assistant...ectiveness of standard chemotherapy, radiation and hormone
therapy. Twenty-five patients with localised prostate cancer that was to be removed by surgery were...
Genetic differences might help distinguish thyroid cancers
...tes and is the most common cancer of the endocrine hormone
system. Over the last few years, thyroid cancer has risen at an alarming rate, Eng says. An estimated 23,600 new cases of thyroid cancer are expected this year, nearly two-thirds of which will occur in women, and 1,460 Americans are expected to die f...
Pollutant causes delayed flowering in plants
...hat the air pollutant nitric oxide acts as a plant hormone
to delay flowering in plants. The scientists discovered that while plants produce their own internal nitric oxide to regulate flowering, they are also influenced by external concentrations of the chemical. The scientists said that although their find...
A novel, safer strategy for regulating gene expression
... turn "on" and make the desired protein such as a hormone
or growth factor needed by the body. "Perhaps the most exciting aspect of the new work is that, in conjunction with other technologies, we will likely be able to 'tailor' gene regulation systems to respond to any drug or chemical," says Dr. Richard M...
Growth hormone and IBD: Reduction of intestinal inflammation, promotion of growth
... Ohio, reported the results of their study "Growth hormone
reduces STAT3 activation and modulates cellular ap...nvestigating ways to improve the actions of growth hormone
in IBD. Recently, utilizing an animal model of IBD, they determined that growth hormone
itself is ab...
Joslin Diabetes Center adds first affiliate in California at Irvine Medical Center
...Additionally, Wang and his colleagues discovered a hormone
similar to insulin that prevents heart muscle from dying. The findings suggest that gene therapy might help treat a variety of heart diseases, as well as stave off heart damage that is common among diabetes patients. "Over 1.5 million people in Cal...
APS awards more than $140,000 to minority students of physiology
...cted in her lab suggest that uranium acts like the hormone
estrogen by eliciting estrogen-sensitive responses in uterine tissue. She plans to investigate the mechanisms through which uranium elicits these responses. "This program has aimed to make careers in physiology accessible to minority students since ...
OHSU-VAMC study sheds light on estrogen's benefit for MS
...rent issue of The Journal of Immunology, shows the hormone
augments a compartment containing T cells known as...ifornia, Los Angeles, showed estriol, the estrogen hormone
produced during pregnancy and available as an oral therapy, showed "some benefit" for MS patients. "...
Two warbler species find the West isn't big enough for both of them
...m. to minimize the effect on their measurements of hormone
level fluctuations throughout the day. They lured the birds with taped warbler song and decoys, and males were captured before females were present in the area or before the birds were socially mated. The researchers also worked in two other areas of...
Alcohol-use and depression among pregnant and postpartum women
...od due to the stresses of parenting and changes in hormone
levels, which can themselves sometimes result in postpartum depression, treatment during pregnancy is vital." "Although we know about the harmful effects of alcohol use and depression on women and their children during pregnancy and the postpartum," ...
Tobacco promising factory for biopharmaceuticals
...e hosts. For example, if the gene for human growth hormone
is inserted into the genetic code of yeast (gene recombination), then the corresponding protein expressed in the yeast is called recombinant human growth hormone. Zhang's research starts with introducing the genes of interest into tobacco plants and...
Excess thyroid hormone harmful to fetus
...wed, for the first time, that an excess of thyroid hormone
during pregnancy has a direct toxic effect on the ...he problems caused by a lack of sufficient thyroid hormone
during pregnancy are well known and approximately two percent of all pregnant women now take supplem...
Coordinating power of circadian rhythms keeps estrus and pregnancy on track
...mammals requires precise but dynamic regulation of hormone
levels. Many biological processes, includi...cles), primarily due to a defect in the control of hormone
release by the brain. The researchers also found that Clock mutant females exhibited high rates of m...
You are what you eat: New insight into autophagy
...roup went on to show that that ecdysone, an insect hormone
regulating development, has the ability to promote programmed autophagy via downregulation of PI3K signaling. A second study led by Dr. Thomas P. Neufeld from the Department of Genetics, Cell Biology and Development at the Univers...
Social benefits of wound healing may not make any difference in animals with multiple partners
...idn't. In fact, levels of corticosterone a stress hormone
that rodents secrete in the non-monogamous mice were the same whether they were paired or alone, and were also significantly lower than the corticosterone levels of paired, monogamous mice. These findings are currently published in the online ...
Study: A little help from friends makes wounds heal faster
...ng. These animals also produced less of the stress hormone
cortisol than unpaired hamsters. "Stress delays...oup of socially isolated hamsters with oxytocin, a hormone
released during social contact and associated with social bonding in monogamous animals. Oxytocin tr...
JCI table of contents, 2 August, 2004
...es cut the prohormone form of thyrotopin-releasing hormone
into its active form. In cell culture of neuronal ... effects on processing of prothyrotropin-releasing hormone
AUTHOR CONTACT: Eduardo A. Nillni Brown Medical School/Rhode Island Hospital, 55 Claverick St. Prov...
Two enzymes key to calorie-burning, Brown research shows
...PC2 chop up the precursor of thyrotropin-releasing hormone
(TRH), a process that sets the molecules in motion...ngers, researchers say. These include insulin, the hormone
that controls blood sugar. This finding will aid in the understanding and treatment of obesity, whic...
Leptin has layers of control
...es cut the prohormone form of thyrotopin-releasing hormone
into its active form. In cell culture of neuronal cells from the hippocampus (the area of the brain where leptin acts), leptin treatment led to a significant increase in the expression of these two enzymes at both the genetic and protein level. Rats...
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