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  2. FNA mapping - Wikipedia

    en.wikipedia.org/wiki/FNA_Mapping

    This clinical need led to the development of testis FNA "mapping" in male infertility by a team of University of California San Francisco physicians led by Paul J. Turek (Figure 1). Figure 1. Extended FNA mapping template for men with nonobstructive azoospermia used to define the presence or absence of testicular sperm.

  3. Paul J. Turek - Wikipedia

    en.wikipedia.org/wiki/Paul_J._Turek

    Dr. Paul J Turek (born July 8, 1960, Manchester, Connecticut) is an American physician and surgeon, men's reproductive health specialist, and businessman. [1] Turek is a recent recipient of a National Institutes of Health (NIH) grant for research designed to help infertile men become fathers using stem cells.

  4. Sperm Chromatin Structure Assay - Wikipedia

    en.wikipedia.org/wiki/Sperm_Chromatin_Structure...

    Sperm Chromatin Structure Assay (SCSA) is a diagnostic approach that detects sperm abnormality with a large extent of DNA fragmentation. [1] First described by Evenson in 1980, the assay is a flow cytometric test that detects the vulnerability of sperm DNA to acid-induced denaturation DNA in situ. [2]

  5. Male infertility - Wikipedia

    en.wikipedia.org/wiki/Male_infertility

    The male infertility crisis is an increase in male infertility since the mid-1970s. [91] The issue attracted media attention after a 2017 meta-analysis found that sperm counts in Western countries had declined by 52.4 percent between 1973 and 2011.

  6. Antisperm antibodies - Wikipedia

    en.wikipedia.org/wiki/Antisperm_antibodies

    ASA occur in women and men, including women or men who receive anal sex from men or who perform oral sex on men. [17]: 210 [7] ASA have been considered as infertility cause in around 10–30% of infertile couples, and in males, about 12–13% (20,4% in meta-analysis) [9] of all diagnosed infertility is related to an immunological reason. The ...

  7. Male birth control gel is safe and effective, new trial ...

    www.aol.com/news/male-birth-control-gel-safe...

    A men's birth control gel has returned promising results in phase 2 trials, but a lack of funding for further testing is a major hurdle. Male birth control gel is safe and effective, new trial ...