No difference between fresh and frozen sperm for IUI
The largest study of its kind has found no difference in pregnancy rates between intrauterine insemination (IUI) cycles using fresh or frozen sperm...
BioNews
Sperm cell
A mature male reproductive cell, which contains half the genetic information needed to make a new human.
1677 articles
Dutch donor-conceived people seek answers
A Dutch fertility doctor has been found to be the genetic father of at least three patients conceived in his clinic...
Podcast Review: Biohacked Family Secrets – The birth of the sperm bank
The BioHacked: Family Secrets episode three, The Birth of the Sperm Bank, podcast starts in an unusual place: a cowshed...
Image by Alan Handyside via the Wellcome Collection. Depicts a human egg soon after fertilisation, with the two parental pronuclei clearly visible.
UK report reveals public attitudes to fertility, genomics and embryo research
Discrepancies between public opinion and real-world access to fertility services in the UK have been highlighted by a fertility and genomics survey commissioned by the Progress Education Trust...
Shortage of sperm donors despite men willing to donate
Three quarters (75 percent) of sperm used in the UK is imported from overseas, despite British men's apparent willingness to donate...
Documentary Review: Our Father
'I walk around, and I could be related to anyone' says Jacoba Ballard, a donor-conceived adult, of her neighbourhood in Indianapolis...
Man with Fragile X syndrome advertised himself as sperm donor online
A sperm donor who did not explain his genetic condition to the women he helped get pregnant has been named in court, to warn other women looking for donors...
Podcast Review: The Outlook – The shocking truth about my three dads
Dr Elpida Fragouli listened to this BBC podcast about a Texan woman who found out her genetic father was her mother's fertility doctor...
Image by K Hardy via the Wellcome Collection. Depicts a human embryo at the blastocyst stage (about six days after fertilisation) 'hatching' out of the zona pellucida.
Fertility Frontiers: What Is a 'Permitted' Embryo in Law?
The question of what is a 'permitted embryo' under the legislation governing assisted reproduction in the UK has received increasing scrutiny as technological progress challenges the concept of embryohood...
Image by Alan Handyside via the Wellcome Collection. Depicts a human egg soon after fertilisation, with the two parental pronuclei clearly visible.
Sperm epigenetics linked to likelihood of pregnancy
A new method for determining the 'biological age' of sperm may be a useful predictor of pregnancy success...