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Gene linked to early puberty in girls
...ters.The gene called CYP1B1, acts by breaking down testosterone in the body of these girls and this starts off a cascade of hormones, which result in breast development.The scientists are now studying the effects of this gene on puberty in boys. Using the same yardstick they reason out that those with CYP1B1 gene...New treatment for Osteoporosis
... This was done by discovering that oestrogen and testosterone can trigger more than one kind of signal in cells. It was known that when oestrogen binds to receptors in cells, it activates a signal that changes the gene expression. The team found that in bone cells, oestrogen can also trigger a signal preventing...Low testosterone levels lead to eating disorders
The researchers suspect low testosterone levels in men suffering from eating disorders. Men who suffer from eating disorders can be affected more than women with the same problems, researchers say.// Eating disorders are associated with a weakening of the bones, which become dangerously ...Memory problem? solve a crossword
...r trust in unproven cures such as melatonin, DHEA, testosterone and human growth hormone. These drugs and supplements may have long-term adverse effects.// Other strategies to keep the mind functioning, say experts, include lifelong learning and memory training, physical activity, meaningful work and social act......of progesterone, then a pellet of the male hormone testosterone is placed under the skin in the abdomen.Study coordinator Professor David Chater from the Royal Kings Hospital in UK says the technique works by putting the testes to rest, while ensuring the male libido and male characteristics remain intact.// Pro......P19, codes for aromatase - an enzyme that converts testosterone into oestrogen in both sexes. Oestrogen influences height because it is responsible for bones fusing over at the ends, which stops people growing. A person's height depends on both genetic and environmental influences. Previous studies have identif...Decrease in testosterone levels lead to Alzheimer's
Suppression of testosterone levels in men with testicular cancer may inadverte...arolina University has found that when circulating testosterone levels go down, a high rise in levels of amyloid – the protein implicated in Alzheimer’s disease – o...The phenomenon of sexual attraction
...e when they were exposed to the pheromones and the testosterone in their saliva increased. There were also fewer differences in perceptions about attractiveness between the men when they were under the influence of the chemical messengers. Professor Grammer said: "The most amazing thing is that the attractive w...Lengthy Fingers could predict heart attacks
...t are indirectly responsible for the production of testosterone and the female hormone oestrogen also control the development of the fingers....Cure for osteoporosis in prostate cancer patients
...or started on androgen deprivation therapy. Serum testosterone and oestradiol, along with urinary collagen type I cross-linked N-telopeptides, were analysed at follow-up. Three separate morning urine samples on three separate months were collected from each patient and analysed for N-telopeptides. Patients on ...Breast cancer risk doubles by high sex hormone levels
...latively high serum concentrations of estrogen and testosterone have about twice the risk of developing breast cancer as women// with relatively low serum concentrations of these sex hormones. Associations between serum sex hormone levels and risk of developing breast cancer were not different in women who donate......P19, codes for aromatase - an enzyme that converts testosterone into oestrogen in both sexes. Oestrogen influences height because it is responsible for bones fusing over at the ends, which stops people growing. A person's height depends on both genetic and environmental influences. Previous studies have identif...High Altitude ‘Speeds up ageing process
...er normal circumstances, including DHEA and DHEAS, testosterone in men and growth hormones in both sexes. “Maybe the decline in one of these three hormone levels is key to the ageing process and maybe if you reverse it, you might reverse the ageing process.” ...Hormone replacement therapy improves sexual function
...ent. They think that the patch works by increasing testosterone levels - and low testosterone is sometimes a cause of sexual difficulties. The oral form of HRT is not known to have the same effe...... make men more prone to infections? Owens believes testosterone may play a key role. The male hormone is well-recognized as an immunosuppressant, and studies have shown men who are castrated (and thus no longer produce testosterone) live about 15 years longer than men who are not castrated. Testosterone may suppr...Boys demand more than girls, even before birth
...a higher energy requirement, which could be due to testosterone secreted by the foetal testicles. But although they produce bigger babies, mothers of boys do not put on more weight than other women during pregnancy because the gender of the baby had no effect on maternal weight. These data suggest that in utero b...... worked up about housework. Male hormones such as testosterone and vasopressin set the male brain up to seek competitive, hierarchical groups in its constant quest to prove self-worth and identity. That is why men, paradoxically (from a hormonally altered new mother's point of view), become even more workaholic ...Genetic differences found between Male and Female brains
...born. These findings negate long-held beliefs that testosterone and estrogen were responsible for sexually organizing the brain. It was thought that more testosterone production was all it took for a person to be "male." In this study, researchers performed two diff......h in obese men. Also, obese men usually have lower testosterone levels and higher estrogen levels, which may promote cancer growth. In addition, diets high in fat may promote tumor growth. Medical peers agree with the conclusions of the studies and encourage further investigation. Alfred I. Neugut, M.D., Ph. D.,...Testosterone Replacement Therapy Safe If Monitored Appropriately
...terone replacement therapy is designed to increase testosterone levels for men with the condition. The therapy may...jection, patch, gel, or tablet. New research shows testosterone replacement therapy does not increase a man’s risk of developing prostate cancer or heart disease. H...Low Testosterone Levels the Cause Of Depression In Men
...results show nearly 22 percent of the men with low testosterone levels had developed depression, compared to about...e further studies are needed to determine the role testosterone replacement may play in treating depression in men and to assess any risks from the treatment that c...Debating The Link Between Sex Hormones And Multiple Sclerosis
...lusion researchers say their findings suggest that testosterone and estrogen both play a role in modulating the development of brain tissue damage in MS, however they suggest that further study be done for further clarification ....The Use Of Testosterone Replacement Therapy Questioned
Symptoms of low levels of testosterone include erectile dysfunction, reduced muscle mass,...terone replacement therapy is designed to increase testosterone levels for men with the condition. The therapy may be offered as an injection, patch, gel, or tablet...Depression In Men Could Be To Low Testosterone Levels
...sults showed nearly 22 percent of the men with low testosterone levels had developed depression, compared to about...y further studies are needed to determine the role testosterone replacement in treating depression in men and to assess any risks from the treatment that could poss...Is Man’s Aggression Linked To His Finger
...aller digit ratios are also due to higher prenatal testosterone levels, and greater sensitivity to androgens. In o...es. The researchers conclude that the male hormone testosterone has a total effect on the characteristics of men, including behavioral manifestations and physical a...Testosterone patch for women Rejected For safety Reasons
The experimental testosterone patch used for treating women with sexual difficu...at last week's FDA meeting showed that women using testosterone were more likely to experience hair growth, acne, and weight gain. Procter & Gamble's officials an...Testosterone Patches Found To Increase Sexual Desire In Menopausal Women
...The women were randomly assigned to receive either testosterone patches or a placebo patch for 24 weeks. The testosterone patches had three separate dose of testosterone. Compared to the placebo, the intermediate-dose te...FDA Diminish Hopes On ‘Female Viagra
...he drug boosts desire by delivering small doses of testosterone through a woman's skin, thereby boosting the level... market for safety concerns, an FDA panel gave the testosterone patch - made by Procter & Gamble - the equivalent of a blinking red light. Thus the FDA wants exten...Risk of Breast Cancer Overestimated with Hormone Replacement Therapy(HRT) Treatment
...1. Adding progesterone to the estrogen. 2. Adding testosterone to the estrogen For more information read: http://www.medindia.net/patients/ patientinfo/menopause.asp#treated...Lower doses of oral contraceptives helpful in treating acne
.... Specifically, OCs reduce total and bio-available testosterone and increase the production of sex hormone binding globulin. In addition, the steroids in OCs suppress pituitary gonadotropin secretion, thereby decreasing the levels of ovarian androgens. An article, to be published in Contraception (available onli...Testosterone Therapy can improve sexual function in postmenopausal women
The addition of testosterone to hormone therapy in women after menopause has be... examination of over 1,957 patients who were given testosterone in addition to the conventional hormone replacement therapy for 6 months. The participants were requ...Heavy alcoholism has adverse affects on sex life in healthy males
...und that chronic alcoholism decreases the level of testosterone in men. Testosterone is the male sex hormone that is responsible for the maintenance of a healthy sex drive and erection frequency. Muthusami's study shows that a high consumption of alcohol can impact semen volume; sperm count as well as the proport...Autism nothing more than an extreme form of male brain development
...exposure of the fetus to male sex hormones such as testosterone during pregnancy can significantly affect these brain development patterns. Male fetuses produce these hormones from their testes, and female fetuses from their adrenal glands. The possibility of female children being affected with the disease can...Fatherhood Found To Tame Men by Reducing Testosterone Levels
...vealed that fatherhood significantly reduces men's testosterone levels. This reduction in the hormonal level is be...d men were found to have slightly higher levels of testosterone than the 30 married men who did not have children. Elevated levels of testosterone is believed to ...Testosterone levels could serve as a marker for determining risk of SIDS
...early all cases are associated with an increase in testosterone levels. Testosterone is a male sex hormone. //The ...vels and the age range of risk for SIDS. Moreover, testosterone levels have also been implicated in a number of sleep disorders associated with breathing difficulti...Epilepsy Medicine May Result In Sexual Dysfunction
...treating epilepsy.// The secretion and creation of testosterone triggered by some epilepsy drugs are capable of reducing the sexual drive of the patient. For most epileptics, however, treating the disease with the so-called anti-epileptic drugs remains basically a sensible approach, experts say. If no drugs hel...Food labels to include information on trans fats in US
...sterol and reducing the quality of everything from testosterone to breast milk. They are worse than saturated fats that nutritionists have long warned about. Saturated fats raise the level of bad cholesterol, but they also provide some health benefit by raising the level of good cholesterol. The labels have a...Women Who Take Pill - Risk Losing Their Sex Drive
...y the pill to stop ovulation continues to suppress testosterone levels - central to desire in men and women - for ...f sex hormone binding globulin (SHBG), which stops testosterone from circulating in the body, as those who had never taken the pill, it said. The research publishe...Male Contraceptive Pill Being Developed By Berlin Pharmaceutical
...f the gestagene (hormonal capsule) implant and the testosterone injection causes the brain to stop the sperm produ...tute for the bothersome injection. "If you swallow testosterone in pill form, it is broken up in the liver and rendered useless," Habenicht adds. Nevertheless, she...Voice Choice: Woo Men, Strike a Deep Chord
...rtile phase. A Deep voice indicated high levels of testosterone But when the fertility phase passes, women tend to go for the caring men, with not so masculine voices, even a feminine voice, that gives the comfort of a caring , sharing , and the promise of a long term relationship. Dr David Feinberg, St Andre...Aggression And Fatherly Behavior: Men Have It In Their Genes
...ove fact. The male sex hormones, more specifically testosterone has been blamed for such behavior. It has now been found that sex chromosomes also have a significant role in dictating male behavior. Neuroscientists at the University of Virginia Health System have conducted experiments on mice models and have co...ROZEREM? Can Be A Better Option For Insomnia Patients
...EREM. ROZEREM has been associated with decreased testosterone levels and increased prolactin levels. Health professionals should be mindful of any unexplained symptoms possibly associated with such changes in these hormone levels. ROZEREM should not be taken with or immediately after a high-fat meal. ROZEREM sh...Males Lifespan Shortened By Elevated Levels Of Testosterone
...to a new research, men who have elevated levels of testosterone may be successful as far as progeny is concerned b...foodconsumer.org, comparative studies have studied testosterone levels and related them to mating systems and aggression, but very few studies have attempted to rel...Sexy Images and Lingerie Challenge A Man’s Decision Making Skill
... this effect was more pronounced when men had high testosterone levels. This study for the first time highlights...ng on their task. Men with inherent high levels of testosterone are particularly at increased risk of this distraction, following exposure to alluring images. The...Jealousy In Men Peaks When Partners Are Most Fertile
...o due to the masculine features are linked to high testosterone levels. Rob Burriss, a postgraduate student at Liverpool University's school of biological sciences and the lead author of the study explains that like in groups of animals, such as chimpanzees, where they can live quite happily together till such ...Hip Fracture Risk Increases In Men Having Low Estrogen Levels
...und. Those who had low levels of both estrogen and testosterone had the greatest risk. The study was conducted b... study examined 793 men who had their estrogen and testosterone levels measured between 1981 and 1983 and no record of prior hip fracture. They were followed until ...Researchers Purify Protein That Could Regulate Male Hormones
...lopment of prostate cancer.Androgens, particularly testosterone and dihydrotestosterone, determine male secondary sex characteristics and stimulate prostate cell growth. Lowering androgen levels usually can make prostate cancers shrink or grow more slowly. In the study, the researchers said the new protein calle...Prostate Cancer Risk Linked To Early Estrogen Exposure
...a result of their increased body fat and declining testosterone levels. The doses of estradiol and BPA used in the study were similar to levels found in human serum; in the circulation of some pregnant women; and in the fetus. Transfer of BPA from mother to fetus has been reported, and levels in male fetuses ha...Bone Strength Increases In Rats With Citrus Juice Breakfast – Study Say
...cessary, the researchers said, because the hormone testosterone is known to reduce antioxidants. ‘This is a problem with aging men, because, the level of testosterone decreases as men age,’ said Deyhim, adding a similar study on female rats has begun. Deyhim said ...Transport of Proteins Unravels the Mystery behind Neurodegenerative Diseases
...ding SBMA, in which a mutation in the receptor for testosterone leads to the loss of motor neurons. In the new study, Brady and his co-workers were able to show that polyQ-AR, the mutated protein in SBMA, caused inhibition of fast axon transport by activating an enzyme called JNK that can inhibit these transport ...Non Surgical Medication Drugs Prove To Be Effective In Treating ED
...hich can lead to ED: enzymes in fat tissue convert testosterone to estrogen, and overweight men usually have poor body images. Smoking is also a major cause of ED in men, and studies have shown that quitting smoking can lead to improvements, whether or not one is on medication. A history of injury or pelvic surge...Increased Estrogen in Men Hastens Dementia
...-90 years. The study mainly analysed the levels of testosterone and estradiol. At the end of the study about 134 m...o the neurodegenerative pathway. On the other hand testosterone levels did not affect the cognitive ability of an individual....... that women who take// combination of estrogen and testosterone to treat the symptoms of menopause may have an inc...lain that as women age, their normal levels of the testosterone hormone would be likely to decrease, according to background information in the article. They have e...Women Alerted against "Natural Hormone Replacement Therapy"
...In addition NHRT can also include the male hormone testosterone that has not been approved in Australia for use on...as well as a steroid called DHEA, that converts to testosterone and is banned from manufacture in Australia. Dr Helena Teede, research director at Australia's le...Low Testosterone Linked With Early Death
...US scientists had studied the relationship between testosterone levels and death in 858 military veterans aged ove...d studied male veterans who had had measured their testosterone levels at least twice between 1994 and 1999, and tracked their health records were then tracked unti...Prostate Cancer Treatment Increases Risk of Diabetes and Heart Disease
...emic therapy for prostate cancer involves blocking testosterone production. This is done either by removal of the testes (bilateral orchiectomy), or more commonly, by regular injections of a gonadotropin-releasing hormone (GnRH) agonist drug. GnRH agonists are the main therapy for metastatic prostate cancer and m...High Testosterone Destroys Nerve Cells
...acement therapy//, which results in high levels of testosterone in the body can lead to a appalling loss of brain ...t might not be his fault,”. The key male hormone testosterone plays elemental roles in development, differentiation, and cellular growth. In nerve cells testoster...Cholesterol Levels affects Risk of Prostate Cancer
...rol levels, you could be lowering excessively high testosterone levels.’ However Catalona added that further studies need to be conducted before men could be recommended to take statin drugs solely to reduce their risk of prostate cancer. Of course for a patient who has already taking been taking these drugs to ...... was administered only to people with low DHEA and testosterone levels. Dr. Nair calls DHEA use a controversial.... The study also involved administering low-dose testosterone to elderly men who had low testosterone. The authors found testosterone offered minimal beneficial e...Low levels of testosterone in men of ages 65 and beyond was linked to more fr...replacement therapy, many older men are turning to testosterone therapy to regain some of what has been lost physically and mentally in the aging process." He add...Other ContentsneurobiologicalneurobiologicalneurobiologicalliveliveliveliveliveliveliveliveliveliveatrophyatrophyatrophynewbornnewbornnewbornnewbornnewbornOther TagspledgesMBAMBAMBAMBAdistributedistribute
(Date:8/20/2008)...ng (MRI) isn,t just for capturing detailed images ...gents and technology developed by Carnegie Mellon ...to visualize with "exquisite" specificity cell p...lity to non-invasively locate and track cells, suc...treatment of cancer, inflammation, and autoimmune ...
(Date:8/20/2008)...How about a strawberry-flavored banana? Biochemist...ston say the day may be coming when scientists wil...vors in fruits and vegetables. In addition, it cou..., In the advance online publication of Nature ...C.S. Raman, Ph.D., and his colleagues report that ...
(Date:8/20/2008)...c code of a simple saltwater creature could help r...nction in humans and other species. , A study pu...own the genetic code of Trichoplax , a simple sal...e world, even in the common household aquarium. ,...genes that are also found in other animals - our g...
(Date:8/20/2008)... called polyketals and their derivatives may impro...ute lung injury, acute liver failure and inflammat...d snips of ribonucleic acid to disease locations i...eveloped are simply a vehicle to get the drugs ins...ssible," said Niren Murthy, assistant professor in...
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(Date:8/20/2008)...use postponed reproductive onset in teen, adult fe...EDNESDAY, Aug. 20 (HealthDay News) -- Alcoholism i...ccording to a study that compared women,s and men,... age when they had their first child. , The re...ian twins born between 1893-1964 (3,634 female and...
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