How can antisperm antibodies affect fertilization?

Germ cell tumors that develop in the brain or spinal cord are also called CNS (central nervous system) germ cell tumors. What is a Yolk Sac or Germ Cell Tumor? A yolk sac tumor is a rare, malignant tumor of cells that line the yolk sac of the embryo. These cells normally become ... Apr 19, 2019 ... histologic subtypes share a common cell of origin. For example: – “Germ cell theory”: Primordial germ cells mismigrate during embryonic ... We generated a gene-edited chicken, in which germ cells can be ablated in a drug-dependent manner, as recipients for gene-edited PGC transfer. Qiaolin Deng is studying this migration and maturation to learn more about infertility, epigenetic inheritance and cancer. 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. Tumors that start in specialized cells called germ cells. Symptoms include a lump, swelling, and/or pain in the affected body part, difficulty breathing, cough. "Germ Cells" is a descriptor in the National Library of Medicine's controlled vocabulary thesaurus, MeSH (Medical Subject Headings). Provides guidance on controversial issues surrounding the diagnosis, treatment and follow-up of early- and late-stage testicular cancer. Biopsy. A doctor may recommend performing a biopsy to determine the type of germ cell tumor in the body. This is done by removing tissue or fluid from the tumor ...