One-off injection may provide lifetime contraception for female cats
6 June 2023
The long-pursued goal of a permanent, one-dose contraceptive may have been achieved in female cats and it should work in other species too
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Naked mole rats reveal biological secrets of lifelong fertility
21 February 2023
Fertility declines with age in most female mammals, but naked mole rats can develop new eggs as adults, enabling them to remain fertile throughout their lives
Genetic map of cells linked to endometriosis could improve treatments
9 January 2023
Mapping the cells involved in endometriosis could improve our understanding of how genetics influences the risk of the condition and open the door to new drug targets
Sperm move in packs like cyclists to push through thick vaginal fluid
22 September 2022
In mock-ups of the female reproductive tract, bull sperm cluster in groups of two to four, which seems to help them swim upstream
Synthetic mouse embryos with rudimentary brain grown in the lab
25 August 2022
Embryo-like structures grown in an incubator instead of a uterus could lead to better treatments for infertility and a range of other medical conditions
Tiny bubbles in semen could contribute to ‘unexplained infertility’
12 July 2022
A small study in men suggests tiny bubbles of cell membrane found in semen are different in those with unexplained infertility issues compared to those with no fertility problems, which could help explain the mysterious condition
Infertility in some men may be caused by X chromosome mutations
8 July 2022
An international study has identified more than 50 genes on the X chromosome in which mutations may cause poor sperm production
Why two-thirds of IVF embryos suddenly stop developing
30 June 2022
A new insight into why some IVF embryos go into "developmental arrest" could help researchers create treatments that coax them into growing normally
Covid-19 vaccines don't affect success of fresh embryo transfer IVF
22 April 2022
Pregnancy rates were the same regardless of vaccination status for people undergoing fresh embryo transfer IVF treatment
Scientists have worked out how to send viable mouse sperm on postcards
5 August 2021
A simple way to transfer sperm, freeze-dried on a sheet of paper, could find an application in scientific studies and animal husbandry
