Sperm News - SciTechDaily

Why Do Some Men Not Produce Sperm?

Stowers Institute for Medical Research — Tue, 05 Dec 2023 23:16:42 +0000

Scientists at Stowers Institute collaborate to discover an underlying cause of male infertility. Infertility affects countless couples globally, and in half of these cases, the...

Concerning – Scientists Discover Link Between Mobile Phone Use and Reduced Sperm Count

University of Geneva — Sat, 04 Nov 2023 02:08:59 +0000

Researchers from the University of Geneva (UNIGE) and the Swiss Tropical and Public Health Institute (Swiss TPH) have published a large study covering more than...

Worldwide Fertility Crisis: 10 Expert-Backed Recommendations for Tackling Male Infertility

University of Montreal Hospital Research Centre (CRCHUM) — Sat, 21 Oct 2023 17:19:58 +0000

A consortium of international experts gives 10 recommendations to increase the chances that men will experience the joys of fatherhood and have healthy children Infertility...

Mathematically Decoding Nature: Sperm Swimming Linked to Alan Turing’s Pattern Formation Theory

University of Bristol — Wed, 27 Sep 2023 09:00:20 +0000

Researchers have linked Alan Turing’s pattern formation theory to the spontaneous movement of sperm tails, revealing potential applications in medicine and robotics. Patterns of chemical...

A Game-Changer for Infertile Men – New Diagnostic Detects Viable Sperm

American Society for Biochemistry and Molecular Biology — Tue, 29 Aug 2023 16:41:45 +0000

Scientists identify new protein biomarkers for visualizing well-developed sperm to assess the potential success of surgical sperm retrieval. In a recent study, scientists developed a...

Using Cannabis Can Worsen Male Fertility – But Are the Effects Permanent?

Oregon Health & Science University — Thu, 25 May 2023 14:54:32 +0000

The research builds on previous discoveries made by OHSU, indicating that persistent use of cannabis could potentially impair male fertility in animal studies. This will...

Warning: Intermittent Fasting Could Cause Fertility Problems

University of East Anglia — Wed, 19 Apr 2023 00:57:18 +0000

According to a new study from the University of East Anglia, time-restricted fasting diets may lead to fertility issues. The study, published on April 12th,...

A Game-Changer in Male Contraception: Researchers Identify Key Gene

Washington State University — Mon, 17 Apr 2023 09:00:25 +0000

Researchers have discovered a gene, Arrdc5, which could pave the way for a reversible, non-hormonal male contraceptive. The gene affects sperm count, movement, and shape,...

Mosquitoes No More? New Research Could Help Control Infectious Pests

University of California - Riverside — Sun, 26 Mar 2023 08:54:38 +0000

Fighting back against mosquitoes by deactivating their sperm. A recent study conducted at UC Riverside makes it likely that proteins responsible for activating mosquito sperm...

Get Fit and Fertile: Strong Link Found Between Physical Labor and Male Reproductive Health

Brigham and Women's Hospital — Tue, 21 Mar 2023 19:51:43 +0000

Occupational factors, such as physical demands and work schedules, were associated with higher sperm concentrations and serum testosterone among men in the EARTH study. A...

Why Do Older Fathers Pass on More Genetic Mutations to Their Offspring?

The Rockefeller University — Sun, 12 Feb 2023 16:24:12 +0000

The male reproductive system is a hotspot for the emergence of new genes, which may explain why more new mutations are passed down from fathers...

Looming Crisis: Alarming Study Shows Significant Decline in Sperm Counts Globally

The Hebrew University of Jerusalem — Sat, 26 Nov 2022 10:14:40 +0000

Scientists have published the first meta-analysis to demonstrate declining sperm counts among men from South and Central America, Asia, and Africa. The international team was...

New Genetic Variations Discovered in Swimming Behavior of Sperm Cells

New York University — Tue, 15 Nov 2022 10:00:21 +0000

Research offers additional insights into the reproductive process. A team of scientists has discovered that the behavior of sperm cells is due, in part, to...

Newly Identified Enzyme Enables Lifelong Sperm Production

University of Pennsylvania — Sat, 27 Aug 2022 22:51:29 +0000

According to research conducted by the University of Pennsylvania, the enzyme DOT1L, a stem cell self-renewal factor, is necessary for mice to continue producing sperm...

Losing Weight Can Double Your Sperm Count and Improve Fertility

University of Copenhagen - The Faculty of Health and Medical Sciences — Wed, 29 Jun 2022 17:21:35 +0000

Obese men can double their sperm count Men all throughout the globe are experiencing declining semen quality, which is commonly referred to as an outright...

A New Technique Can Predict Pregnancy Success and Timing

Wayne State University - Office of the Vice President for Research — Sun, 12 Jun 2022 09:42:39 +0000

A new sperm age measurement could predict pregnancy success Pregnancy, often known as gestation, is the period of time when one or more fetuses grow...

Shedding Light on Sperm Development Failure Caused by Testicular Warming

National Institutes of Natural Sciences — Thu, 26 May 2022 09:00:30 +0000

Testicles of most mammals are cooled in the scrotum, and elevated testicular temperatures lead to spermatogenesis failure and male infertility. A team of researchers led...

Increased Genetic Mutations in Children Can Be Traced Back to Mistakes in Father’s Sperm

Wellcome Trust Sanger Institute — Wed, 11 May 2022 15:08:35 +0000

Scientists have traced the cause of increased numbers of mutations in children to a higher rate of random mutations in sperm cells of the biological...

How Do Genomes Evolve Between Species? The Key Role of 3D Structure in Sperm Cells

Universitat Autonoma de Barcelona — Wed, 11 May 2022 09:00:06 +0000

A study led by researchers at the Universitat Autònoma de Barcelona (UAB) and the University of Kent uncovers how the genome three-dimensional structure of male...

Frozen Testicular Tissue Can Be Reimplanted After 20 Years and Go On To Make Viable Sperm

PLOS — Tue, 10 May 2022 18:00:17 +0000

Research in mice holds implications for childhood cancer survivors. Male testis tissue that is cryopreserved can be reimplanted after more than two decades and will...

Older Men With High BMI Have More Sperm Cell Irregularities

Cell Press — Mon, 02 May 2022 15:00:05 +0000

According to a single-cell analysis of autopsied human testes, abnormalities associated with aging sperm cells may be exacerbated by elevated body mass index (BMI). The...

Male Birth Control Pill: Natural Compound Discovered With “Ideal” Contraceptive Effects

The Lundquist Institute — Fri, 01 Apr 2022 20:21:27 +0000

Dr. Wei Yan discovered a natural compound that exhibits almost ideal male contraceptive effects in pre-clinical studies. In a paper published by Nature Communications, The...

New Contraceptive Method: Trapping Sperm in Semen’s Natural Gel

Washington State University — Mon, 14 Feb 2022 23:02:36 +0000

A discovery that blocks the normal transition of semen from a thick gel to a liquid shows promise for development of a new form of...

Reproductive Sciences Experts Discover Gene Crucial to Sperm Cell Production

Cincinnati Children's Hospital Medical Center — Mon, 08 Nov 2021 18:27:47 +0000

Reproductive Sciences experts at Cincinnati Children’s discover that the gene Cdc42 is required to support proper alignment and function of Sertoli cells. Scientists at Cincinnati...