research Androgen Biosynthesis and Gene Defects
Gene mutations can cause problems in male genital development.
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research 5α-Reductase inhibitor therapy: Should physicians be concerned with persistent diminished libido, erectile dysfunction and depression in a subset of patients?
Some patients may experience lasting sexual dysfunction, depression, and other side effects from 5α-reductase inhibitor therapy.
research 1451 THE ASSOCIATION BETWEEN MALE PATTERN BALDNESS AND SECOND TO FORTH FINGER RATIO WITH PROSTATE CANCER- A PROSPECTIVE COHORT STUDY
Male pattern baldness may predict prostate cancer risk.
research GEOGRAPHICAL DIFFERENCES IN DEMOGRAPHICS AND FERTILITY HISTORIES OF MEN PRESENTING FOR INFERTILITY EVALUATION BETWEEN THE UNITED STATES AND CANADA: RESULTS FROM THE ANDROLOGY RESEARCH CONSORTIUM
American men seeking infertility evaluation are generally older, more obese, have longer infertility duration, and different lifestyle habits compared to Canadian men.
research Sex Hormones and Hair Loss in Men From the General Population of Northeastern Germany.
Men's hair loss is not linked to their sex hormone levels, except for lower DHEAS in those with hair loss.
research Mapping the hair density, thickness, and volume in normal and androgenetic alopecia subjects with the digital microscope
Hair density and thickness decrease in specific scalp areas in people with androgenetic alopecia.
research Effect of finasteride, a 5 alpha-reductase inhibitor, on serum gonadotropins in normal men.
Finasteride doesn't affect hormone levels in normal men.
research Uncertainty for HPLC Assay of Finasteride and Content Uniformity in Its Tablets
The method for measuring uncertainty in finasteride tablets is reliable.
research A clinico-trichoscopic analysis of hair density and diameter variability in relation to severity grading of female pattern hair loss
Trichoscopic measurements help determine the severity of female pattern hair loss.
research No Evidence that 2D:4D is Related to the Number of CAG Repeats in the Androgen Receptor Gene
Finger length ratios are not linked to the number of specific gene repeats affecting testosterone sensitivity.
research Geographical Differences in Male Infertility between the United States and Canada: Insights from the Andrology Research Consortium
American men are older, more obese, and have longer infertility than Canadian men.
research Expression and distribution patterns of spermine, spermidine, and putrescine in rat hair follicle
Polyamines are abundant in certain parts of rat hair follicles and may play a key role in hair growth.
research Impacto de dutasteride en la espematogénesis y el estrés oxidativo en ratas.
Dutasteride does not seem to change rat spermatogenesis or oxidative stress.
research Hair Counts from Normal Scalp Biopsy in Taiwan
The conclusion is that normal scalp hair counts for Taiwanese people were established, showing age-related differences but not sex or scalp location differences.
research Investigation and analysis of 1030 primary hair transplantation cases: a retrospective study
The study found that hair transplant complications are rare, with swelling being the most common issue.
research Hormonal and clinic evaluation of patients with moderate body hair growth
Women with moderate body hair have higher levels of certain hormones and may benefit from treatment that increases sex hormone-binding protein.
research A Super-Megassession of 2,800 to 4,000 Follicular Units, Packed to 40–50 FUs/cm2: Are You Prepared?
Transplanting 2,800 to 4,000 hair units closely together is a complex procedure that requires preparation.
research Elevated Dehydroepiandrosterone Sulfate Levels as the Reproductive Phenotype in the Brothers of Women with Polycystic Ovary Syndrome
Brothers of women with PCOS tend to have higher levels of a hormone called DHEAS, indicating a possible genetic link.
research Finasteride in biological fluids: extraction and separation by a graphitized carbon black cartridge and quantification by high-performance liquid chromatography
Method accurately measures finasteride in human plasma.
research Factors Driving Unique Urination Phenotypes of Male and Female 9-week-old C57BL/6J Mice
Testosterone significantly affects urination differences between male and female mice.
research A long-term follow-up study of men born with very low birth weight and their reproductive hormone profile
Men born very underweight had higher estrogen levels but normal reproduction compared to normal birth weight men.
research Weak correlations between serum and cerebrospinal fluid levels of estradiol, progesterone and testosterone in males
Blood hormone levels don't accurately show brain hormone levels in males.
![Synthesis of 5,6,6-[2H3]Finasteride and Quantitative Determination of Finasteride in Human Plasma at Picogram Level by an Isotope-Dilution Mass Spectrometric Method](/images/research/0026b639-99a8-455a-a986-c39aa65abfa9/small/2087.jpg)
research Synthesis of 5,6,6-[2H3]finasteride and quantitative determination of finasteride in human plasma at picogram level by an isotope-dilution mass spectrometric method
Accurate method measures finasteride levels in human plasma using gas chromatography-mass spectrometry.
research Quantitative trichoscopic analysis of hair density in people attending tertiary care hospital – A cross-sectional study
research Supraphysiological Dose of Testosterone Impairs the Expression and Distribution of Sex Steroid Receptors during Endometrial Receptivity Development in Female Sprague–Dawley Rats
High doses of testosterone disrupt hormone levels and receptor expression in the uterus, affecting fertility.
research Contribution of hair density and hair diameter to the appearance and progression of androgenetic alopecia in Japanese men
Hair thickness matters more than density for baldness in Japanese men over 25.
research Prospective, randomized, double-blind, controlled trial of laser laparoscopy in the treatment of pelvic pain associated with minimal, mild, and moderate endometriosis
Laser laparoscopy effectively reduces pelvic pain in women with mild to moderate endometriosis and is safe to use.
research Hair diameter vs. hair density in male androgenetic alopecia
Hair loss is due to thinner hairs, not less hairs; hair diameter indicates balding progression and treatment effectiveness.
research Bone density is normal in male rats treated with finasteride.
Finasteride doesn't affect bone density in male rats.
research Effect of Follicular Unit Extraction on the Donor Area.
Follicular Unit Extraction should be limited to preserve donor hair density and avoid side effects.