What is the function of Leydig cells?

Abstract: In mammalian development, the process of gametogenesis begins with a group of germline precursors known as primordial germ cells (PGCs), ... Oct 31, 2022 ... "Not many people truly appreciate the crazy mystery of how germ cells have lasted 1.5 billion years," Whitehead Institute Member Yukiko Yamashita says. Nov 16, 2001 ... This document describes when research activities involving human embryonic stem cells (hESCs), human embryonic germ cells derived from fetal tissue, This is a malignant (cancerous) tumour formed from primitive germ cells (the reproductive cells of the body). Mar 11, 2025 ... Germ cell tumors are growths of cells that form from reproductive cells called germ cells. In the female reproductive system, germ cells turn ... Ovaries of reproductive-age women, like adult mice, possess rare mitotically-active germ cells that can be propagated in vitro as well as generate oocytes in ... In this article, we describe various salvage strategies that are used in the management of patients with relapsed germ cell tumors. Germline is the sequence (lineage) of germ cells in a mature or developing organism that contains the genetic material that will be passed on to an offspring. Germ cells are the only cell type to give rise to the next generation in most animals. Despite this important function, how germ cell development is ... Yolk sac tumors are the most common malignant testicular and ovarian tumors in children. Most yolk sac tumors will require surgery and chemotherapy, regardless ...