BioNews
Hormone
A chemical messenger produced in the body, for example testosterone. Hormones can travel through the blood and have an effect elsewhere in the body.
Earliest stages of sex determination explored in stem cell-derived models
Sertoli cells, which are crucial to sperm formation, have been recreated in the lab using pluripotent stem cells, to help study the earliest stages of sex determination...
Fertility Preservation: Windows of Opportunity
The fourth session of Progress Educational Trust (PET)'s 2022 Annual Conference 'Making Fertility Treatment Fair: Equality in Access, Equality in Outcome?' was chaired by Fiona Fox – founder and chief executive of the Science Media Centre, and former chair of trustees at PET...
Male and female stem cells derived from same person
Genetically near-identical male and female induced pluripotent stem cells have been derived from the same person for the first time...
Exposure to 'forever chemicals' during first trimester could lower sons' sperm count
Lower sperm count, quality and motility in young men may be associated with their mothers' exposure to 'forever chemicals' in the first trimester of pregnancy...
Lower hormone doses may improve IVF egg quality
High doses of follicle-stimulating hormone during ovarian stimulation may disrupt follicular function leading to reduced egg quality...