Testosterone News and Research

Latest Testosterone News and Research

Janssen receives positive opinion from EMA CHMP for ZYTIGA to treat mCRPC

Janssen-Cilag International NV (Janssen) announced today that the Committee for Medical Products for Human Use (CHMP) of the European Medicines Agency (EMA) has granted a positive opinion recommending approval of the oral, once-daily medication ZYTIGA for use in combination with prednisone or prednisolone in the treatment of metastatic castration-resistant prostate cancer (mCRPC), in adult men who are asymptomatic or mildly symptomatic after failure of androgen deprivation therapy and in whom chemotherapy is not yet clinically indicated.

19 Nov 2012

Testosterone exposure early in life can have lasting impact on brain function and behavior

New findings led by Dr. Michael Lombardo, Prof. Simon Baron-Cohen and colleagues at the University of Cambridge indicate that testosterone levels early in fetal development influence later sensitivity of brain regions related to reward processing and affect an individual's susceptibility to engage in behavior, that in extremes, are related to several neuropsychiatric conditions that asymmetrically affect one sex more than the other.

6 Nov 2012

Physically active men produce better semen quality

A new study conducted by researchers at the University of Cordoba links moderate physical activity in males with better hormone levels and sperm characteristics that favour reproduction compared to sedentary men.

1 Nov 2012

Post-radiation drop in testosterone linked to recurrence of prostate cancer in men

Men whose testosterone drops following radiation therapy for prostate cancer are more likely to experience a change in PSA levels that signals their cancer has returned, according to new research from Fox Chase Cancer Center.

29 Oct 2012

Study identifies genetic variations as predictors of prostate cancer-related fatigue

Researchers at Moffitt Cancer Center and the University of South Florida have found that men with prostate cancer who receive androgen deprivation therapy may predictably suffer from fatigue if they have single nucleotide polymorphisms in three pro-inflammatory genes. The discovery highlights the importance of personalized medicine, in which therapies are tailored to a patient's genetic profile.

29 Oct 2012

Psychotic reactions associated with natural testosterone booster products

In a report published in the current issue of Psychotherapy and Psychosomatics a group of Italian investigators describe the case of a young men developing a psychotic reaction to natural testosterone booster products.

20 Oct 2012

Study finds low testosterone levels among obese teen boys

A study by the University at Buffalo shows for the first time that obese males ages 14 to 20 have up to 50 percent less total testosterone than do normal males of the same age, significantly increasing their potential to be impotent and infertile as adults.

17 Oct 2012

Sleep deprivation reduces aggression, testosterone in men

Sleep deprivation is associated with a reduction in reactive aggression and testosterone levels in men, Canadian study findings show.

16 Oct 2012

First report of androgen-dependence of exercise on nerve regeneration

A study by researchers from Emory University and Indiana University found that the beneficial effects daily exercise can have on the regeneration of nerves also require androgens such as testosterone in both males and females. It is the first report of both androgen-dependence of exercise on nerve regeneration and of an androgenic effect of exercise in females.

16 Oct 2012

Testosterone fosters social behavior in men

The hormone testosterone stands for typically male attributes - it fosters the forming of the sexual characteristics, increases libido and muscle building. Women also have this sex hormone, but to a much lesser extent.

11 Oct 2012

UCSF project to explore mystery behind advanced prostate cancer

Many men survive prostate cancer, but thousands of others -- whose cancer spreads -- inevitably develop resistance to even the most promising treatments, leaving them with few medical options and a dwindling span of life.

10 Oct 2012

Positive results from Antares Pharma’s VIBEX MTX clinical study on rheumatoid arthritis

Antares Pharma, Inc. today announced positive results from an Actual Human Use (AHU) study for VIBEX Methotrexate (MTX).

25 Sep 2012

Anti-androgen therapies may benefit bladder cancer patients

Bladder cancer patients whose tumors express high levels of the protein CD24 have worse prognoses than patients with lower CD24. A University of Colorado Cancer Center study published today in the Proceedings of the National Academy of Sciences shows that CD24 expression may depend on androgens - and that anti-androgen therapies like those currently used to treat prostate cancer may benefit bladder cancer patients.

25 Sep 2012

Glucocorticoids can thwart androgen receptor activity and regulate fat storage

In the body's ongoing effort to maintain a healthy weight, an arsenal of cellular proteins called androgen receptors is critical for blocking fat accumulation. Now researchers reporting in the September issue of the Cell Press Journal Chemistry & Biology have discovered that naturally occurring steroids called glucocorticoids can thwart the receptors' activity, ultimately encouraging fat buildup.

21 Sep 2012

Amgen receives FDA approval for Prolia to treat bone loss in men with osteoporosis

Amgen today announced the U.S. Food and Drug Administration (FDA) approved a new indication for Prolia (denosumab) as a treatment to increase bone mass in men with osteoporosis at high risk for fracture.

21 Sep 2012

Adolescent menstrual disorders linked to hyperandrogenemia

Menstrual disorders in adolescence are associated with an increased risk for hyperandrogenemia, research shows.

19 Sep 2012

Oral contraceptive use can lead to increased pain during intercourse among young women

According to the Guttmacher Institute, over ten million women in the US use oral contraceptives. Although birth control pills are an effective way to prevent pregnancy, keep acne at bay, and treat menstrual pain or irregularity, there may be some health concerns that are undisclosed to patients. A recent study suggests that oral contraceptive use can lead to increased pain during intercourse, with decreased libido and spontaneous arousability as well as diminished frequency of sexual intercourse and orgasm in young women.

19 Sep 2012

Abiraterone acetate confirmed to offer significant survival benefit to advanced prostate cancer patients

Results of a phase 3 trial published in The Lancet Oncology have confirmed that the drug abiraterone acetate (marketed as Zytiga®) offers a significant survival benefit to patients with castration-resistant prostate cancer, which is spreading to other parts of their body (known as metastatic prostate cancer).

18 Sep 2012

'Deep sleep' intimately involved in complex control of pubertal onset

Slow-wave sleep, or 'deep sleep', is intimately involved in the complex control of the onset of puberty, according to a recent study accepted for publication in The Endocrine Society's Journal of Clinical Endocrinology and Metabolism (JCEM).

12 Sep 2012

Intermittent hormone therapy effective for prostate cancer patients

Intermittent androgen deprivation is as effective as continuous therapy for men with rising prostate-specific antigen levels after primary or salvage radiotherapy, say researchers who believe the break from treatment improves quality of life.

10 Sep 2012