Mating in the absence of fertilization

Mating in the absence of fertilization shortens lifespan in mice.

“housing with a sterile male early in life came at a cost to lifespan, which was observed in the absence of females ever undergoing fertilization”

Animalsin the absence of females ever undergoing fertilizationfemales

Mating in the absence of fertilization promotes a growth-reproduction versus lifespan trade-off in female mice

Proceedings of the National Academy of Sciences of the United States of America·22 Jun 2020

Mating in the absence of fertilization increases late-life offspring production in mice.

“those females previously housed with sterile males also showed enhanced late-life offspring production when allowed to reproduce”

Animalswhen allowed to reproducefemales

Mating in the absence of fertilization promotes a growth-reproduction versus lifespan trade-off in female mice

Proceedings of the National Academy of Sciences of the United States of America·22 Jun 2020

Mating in the absence of fertilization increases body weight in mice.

“Housing C57BL/6J female mice with sterilized males early in life led to an increase in body weight”

Animalsin the absence of fertilizationfemales

Mating in the absence of fertilization promotes a growth-reproduction versus lifespan trade-off in female mice

Proceedings of the National Academy of Sciences of the United States of America·22 Jun 2020