For women undergoing IVF, is fresh or frozen embryo transfer best?

The world’s first baby born via in-vitro fertilization turned 40 years old this summer. Still, after four decades, IVF is a relatively new field with ongoing debate on how to get the best results for families who have placed their hopes—and often their personal savings—into fertility treatment. IVF experts disagree about whether transferring a fresh […]

Best practice in the diagnosis and treatment of varicocele in children and adolescents

Overview A varicocele is defined as an abnormal dilation and tortuosity of the pampiniform plexus venous system that drains the testis. The prevalence of varicocele in the adolescent population has been shown to mirror that of adults. A recent European study that included over 7000 patients found a 15.7% varicocele rate in young males with […]

Does a nut-rich diet lead to better sperm quality?

Sperm count is on the decline in Western societies, according to recent studies, which means that men’s reproductive health is suffering. How can it be improved? A healthful diet that is abounding in nuts might help, researchers suggest. In 2017, a large meta-analysis focusing on men’s reproductive health in Western countries found that sperm concentration, […]

Animating embryos: thein totorepresentationof life

In the preface to the tenth and latest edition of his authoritative textbook on developmental biology, Scott F. Gilbert states that the science of becoming is currently itself undergoing a ‘metamorphic molt’, at the end of which there will be an as ‘yet unnamed developmental science’. 1 To a large extent, systems biology is responsible […]

Should we forget about embryos till day 5?

INTRODUCTION On the basis of bibliography of the last years, there is a trend toward blastocyst transfer rather than cleavage embryo transfer. There are several studies that point out that blastocyst transfer could achieves better results [1&]. Culture media is one of the most important factors in in-vitro fertilization (IVF); it can affect live birth […]

Cell and genetic predictors of human blastocyst hatching success in assisted reproduction

The aim was to identify cell and genetic predictors of human blastocyst hatching success in assisted reproduction programmes via a prospective case-control study. Blastocysts, donated by couples in assisted reproduction programmes were used. Hatching success assessment was performed after 144-146 h post-fertilization. The mRNA expression levels of cathepsin V (CTSV), GATA-binding protein 3 (GATA3) and […]

I Simpósio Nacional de Embriologistas SBRH

O I Simpósio Nacional de Embriologistas SBRH foi um sucesso e marcou o início de um novo tempo nos eventos de embriologia. Um público ativo, formado por grandes embriologistas, novos embriologistas, estudantes e amigos fizeram desse evento um momento especial! Siga nossas Redes Sociais: Facebook: @embriologiasbrh @faceSBRH

Taking paracetamol during pregnancy may reduce fertility of daughters

Taking paracetamol during pregnancy may impair the future fertility of female offspring, according to a review published in Endocrine Connections. The article reviews three separate rodent studies that all report altered development in the reproductive systems of female offspring from mothers given paracetamol during pregnancy, which may impair their fertility in adulthood. Paracetamol, or acetaminophen, […]