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Search Results for "Sperm Bank Nashville"

05:22 EDT 26th September 2017 | BioPortfolio

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Sperm Disorders

A sperm is the male reproductive component that fertilizes an egg. Sperm are of a surprising low quality, but additional problems can hinder reproductive efforts. The sperm may be unable to swim s...

Impaired sperm emission

Intracytoplasmic sperm injection

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Dutch woman tracks her sperm donor using DNA bank

A donor-conceived Dutch woman, Emi Stikkelman, is the first to find her sperm donor using an American commercial DNA bank...

Dutch Family Win Right to Test DNA of Sperm Bank Doctor

(BBC) – A Dutch court has approved a request by families seeking DNA tests on the belongings of a late fertility clinic doctor accused of using his own sperm in dozens of cases. Jan Karbaat is s...

Not every sperm is sacred: Longer-lived sperm produce healthier offspring

Males produce hundreds of thousands to hundreds of millions of sperm within a single ejaculate depending on the species. Does it matter then which sperm is actually fertilising the egg?

Seattle Sperm Bank Introduces Genetic Testing Search Tool

SEATTLE, Aug. 17, 2017 /PRNewswire/ -- Seattle Sperm Bank offers the most comprehensive genetic testing of any sperm bank in the world. Our laboratory is now introducing a comprehensive genetic t...

Obesity may adversely affect sperm quality

(Wiley) The journal Andologia has published the first report of abnormal sperm parameters in obese men based on computer aided sperm analysis.

Mice Born from Freeze-dried Space Sperm Are Doing OK

Before they were born, these mice were astronauts. Or, rather, the sperm that would go on to deliver half of their genetic material were. For nine months, mouse sperm was kept aboard the Internationa...

Huge drop in men's sperm levels confirmed by new study – here are the facts

Sperm count in men from North America, Europe, Australia and New Zealand declined by 50-60 percent between 1973 and 2011, according to a new study from the Hebrew University of Jerusalem. Surprisingly...

Medical News Today: Sperm morphology: Tests and results

The size and shape of individual sperm, known as sperm morphology, is a contributing factor to fertility. Learn how it is tested and what the results mean.

Matching PubMed Articles

Sperm capacitation pretreatment positively impacts bovine intracytoplasmic sperm injection.

The efficiency of intracytoplasmic sperm injection (ICSI) in bovines is low compared to other species due in part to inadequate egg activation and sperm nucleus decondensation after injection. We hypo...

Should azoospermic patients with varicocele disease undergo surgery to recover fertility?

Varicocele disease is well-known cause of infertility in men. The presence of spermatic varices veins create a hostile environment to spermatogenesis. It results in reduced quality of the sperm produc...

Cryopreservation of cynomolgus macaque (Macaca fascicularis) sperm with glycerol and ethylene glycol, and its effect on sperm-specific ion channels - CatSper and Hv1.

The cryoprotective agent (CPA) is one of the most important factors that affects the cryosurvival of sperm. The aim of the present study was to compare two different CPAs, glycerol (Gly) and ethylene ...

Localized Accumulation of Cytosolic Calcium Near the Fused Sperm is Associated with the Calcium- and Voltage-Dependent Block of Sperm Entry in the Sea Urchin Egg.

Sperm-egg interaction depolarizes the egg membrane, allowing the sperm to enter; however, if the egg membrane is not allowed to depolarize from its resting potential (e.g. by voltage-clamp), the sperm...

Sodium-Hydrogen-Exchanger expression in human sperm and its relationship with semen parameters.

Sperm-specific sodium-hydrogen exchanger (sNHE) is essential to maintain sperm normal function in mice; however, its role in human sperm has not been clarified to date. The aim of this study is to inv...

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