Tag: sperm

As a component of moors, mosses are important for climate conservation. They are also gaining increasing significance in biotechnology and ...

**Strictly embargoed until 00:01 (UTC) Monday 9 January 2023** Less than four in 100 men accepted to be sperm donors ...

A new way to prevent pregnancy without side effects may be possible with a prophylactic gel made from all natural, ...

The behavior of sperm cells is due, in part, to the individual DNA make-up of these cells, rather than only ...

An international team led by Professor Hagai Levine of Hebrew University of Jerusalem’s Hadassah Braun School of Public Health, with ...

Sperm cells have compact bundles of DNA, yet exactly how and why sperm cell nuclei are condensed in flowering plants ...

Infertility is a global public health problem caused by genetic defects, lifestyle, nutrition, and factors affecting the local metabolism and ...

It turns out sperm go against the flow better when they swim together. Credit: S Phuyal, SS Suarez, C-K Tung ...

**STRICTLY EMBARGOED UNTIL 19:00 (BST) WEDNESDAY 7 SEPTEMBER 2022** Scientists discover new protein which helps sperm fuse with an egg ...

When sexual conflict results in reproductive strategies that only benefit one of the sexes, it may result in evolutionary arms ...

Researchers generated rat sperm cells inside sterile mice using a technique called blastocyst complementation. The advance appears August 4 in the ...

The Prussian carp is considered one of the most successful invasive fish species in Europe. Its ability to reproduce asexually ...

Unlike women, who are born with all the eggs they’ll ever have, men can continue to produce sperm throughout their ...

If you are moaning once again about your suitcase being far too small as your vacation approaches, you should take ...

6 July 2022: People conceived by sperm and egg donation, as well as their parents and donors, are making use ...

Screening sperm may help identify potentially harmful new genetic mutations and help fertility specialists prevent them from being passed on ...

4 July 2022: Patients having intrauterine insemination for fertility treatment can be reassured that the use of cryopreserved sperm instead ...

DETROIT – A novel technique to measure the age of male sperm has the potential to predict the success and ...

The female genital tract can be a hostile environment for conception. Out of about 100 million sperm, only a few ...

PULLMAN, Wash. – A discovery that blocks the normal transition of semen from a thick gel to a liquid shows ...