Testosterone News and Research

Latest Testosterone News and Research

New study confirms that PROGENSA PCA3 can improve accuracy of prostate cancer diagnosis

New clinical data from a study of 570 men published in the peer-reviewed Journal of Urology support the use of PROGENSA PCA3 as a tool for diagnosing prostate cancer. The study confirms that PROGENSA PCA3, the world's first gene-based urine test to help detect prostate cancer, can provide clinicians with valuable information that helps guide diagnosis.

20 Mar 2008

Healthy male reproductive organs depend on early hormone activity

A discovery by Medical Research Council scientists looking at the development of male foetuses could help explain the origin of common genital disorders that can cause reproductive problems or increase risk of low sperm counts and possibly testicular cancer later in life.

20 Mar 2008

Cryptorchidism and hypospadias

Cryptorchidism, the absence in the scrotum of one or both testes (usually because of the failure of the testis to descend), and hypospadias, the abnormal positioning of the opening of the urethra, are common birth defects of the male genitalia and are risk factors for the adult-onset disorders of low sperm count and testicular cancer.

14 Mar 2008

Testosterone appears to protect people against eating disorders

Testosterone appears to protect people against eating disorders, providing further evidence that biological factors -- and not just social influences -- are linked to anorexia and bulimia, according to new research findings at Michigan State University.

4 Mar 2008

Low testosterone levels linked to depression in older men

Older men with lower free testosterone levels in their blood appear to have higher prevalence of depression, according to a report in the March issue of Archives of General Psychiatry, one of the JAMA/Archives journals.

4 Mar 2008

Estradiol hormone protects against hearing loss

The "female sex hormone" estradiol is present in both men and women, and is generated from testosterone in men by the protein aromatase.

4 Mar 2008

Depression in older men linked to low testosterone

Australian researchers are suggesting that older men who have lower levels of the male sex hormone testosterone in their blood, may be more prone to depression.

4 Mar 2008

Women with hgher levels of DHEAS have better cognitive function

Women with naturally higher levels of the hormone precursor DHEAS were found to have better cognitive function than women with lower levels, according to a new study appearing in the March issue of the Journal of Clinical Endocrinology & Metabolism (JCEM).

22 Feb 2008

Lead exposure may lead to adult-onset obesity in men

Scientists know exposure to low levels of lead can result in learning disabilities, hearing loss, language impairments and vision loss, but a newly discovered side effect may be adult-onset obesity in men, according to a University of Houston professor.

21 Feb 2008

$Hormone refractory prostate cancers more likely to spread to other organs$

Hormone refractory prostate cancers more likely to spread to other organs

Prostate cancers that are resistant to androgen deprivation therapy are more invasive and more likely to spread to other organs than androgen dependent prostate cancers, UCLA cancer researchers have found.

21 Feb 2008

Study looks at bisphenol A exposure in boys and prostate cancer later in life

Does exposure of baby boys -- in utero or in infancy -- to bisphenol A, a man-made chemical which mimics natural estrogens, predispose them to prostate cancer later in life?

21 Feb 2008