Contribution of semen to early embryo development: fertilization and beyond

M Vallet-Buisan, R Mecca, C Jones… - Human …, 2023 - academic.oup.com
BACKGROUND It has long been thought that the factors affecting embryo and foetal
development were exclusively maternally derived; hence, if issues regarding fertility and …

Mysteries and unsolved problems of mammalian fertilization and related topics

R Yanagimachi - Biology of reproduction, 2022 - academic.oup.com
Mammalian fertilization is a fascinating process that leads to the formation of a new
individual. Eggs and sperm are complex cells that must meet at the appropriate time and …

Homozygous mutation of PLCZ1 leads to defective human oocyte activation and infertility that is not rescued by the WW-binding protein PAWP

J Escoffier, HC Lee, S Yassine, R Zouari… - Human molecular …, 2016 - academic.oup.com
In mammals, sperm–oocyte fusion initiates Ca2+ oscillations leading to a series of events
called oocyte activation, which is the first stage of embryo development. Ca2+ signaling is …

PLCζ is the physiological trigger of the Ca2+ oscillations that induce embryogenesis in mammals but conception can occur in its absence

A Hachem, J Godwin, M Ruas, HC Lee… - …, 2017 - journals.biologists.com
Activation of the egg by the sperm is the first, vital stage of embryogenesis. The sperm
protein PLCζ has been proposed as the physiological agent that triggers the Ca2+ …

Oocyte activation deficiency: a role for an oocyte contribution?

M Yeste, C Jones, SN Amdani, S Patel… - Human reproduction …, 2016 - academic.oup.com
BACKGROUND Infertility affects between 10 and 16% of couples worldwide. Twenty to 30%
of cases of infertility are due to a male factor, 20–35% to a female factor, and 25–40% are …

Innate immunity and inflammation of the bovine female reproductive tract in health and disease

IM Sheldon, JG Cronin, GD Healey, C Gabler… - …, 2014 - rep.bioscientifica.com
In mammals, the sperm activates the development of the egg by triggering a series of
oscillations in the cytosolic-free Ca 2+ concentration (Ca 2+ i). The sperm triggers these …

The perinuclear theca protein Calicin helps shape the sperm head and maintain the nuclear structure in mice

XZ Zhang, LL Wei, HJ Jin, XH Zhang, SR Chen - Cell reports, 2022 - cell.com
The perinuclear theca (PT) is a cytoskeletal element encapsulating the sperm nucleus;
however, our understanding of the physiological roles of PT in sperm is very limited. We …

Phospholipase c

CA Bill, CM Vines - Calcium signaling, 2020 - Springer
Phospholipase C (PLC) family members constitute a family of diverse enzymes. Thirteen
different family members have been cloned. These family members have unique structures …

Oocyte activation deficiency and assisted oocyte activation: mechanisms, obstacles and prospects for clinical application

J Kashir, D Ganesh, C Jones… - Human reproduction …, 2022 - academic.oup.com
BACKGROUND Oocyte activation deficiency (OAD) is attributed to the majority of cases
underlying failure of ICSI cycles, the standard treatment for male factor infertility. Oocyte …

Mechanisms of tethering and cargo transfer during epididymosome-sperm interactions

W Zhou, SJ Stanger, AL Anderson, IR Bernstein… - BMC biology, 2019 - Springer
Background The mammalian epididymis is responsible for the provision of a highly
specialized environment in which spermatozoa acquire functional maturity and are …