zona pellucida in a sentence

Examples

1. After binding to the corona radiata the sperm reaches the zona pellucida, which is an extra-cellular matrix of glycoproteins.
2. A special complementary molecule on the surface of the sperm head binds to a ZP3 glycoprotein in the zona pellucida.
3. This illustrated that not only could sperm immunocontraception be effective, but it could have several advantages over zona pellucida vaccines.
4. Such porcine zona pellucida ( PZP ) vaccines were tested in captive and domestic horses in 1986 with encouraging results.
5. ZP3, one of the proteins that make up the zona pellucida, then binds to a partner molecule on the sperm.
6. SUZI is an IVF technique where sperm is placed between the zona pellucida and the cell membrane of an oocyte.
7. Normally, molecules on the surface of sperm fit into complementary molecular sites on the membrane, which is called the zona pellucida.
8. The first of two projects involves immunizing female elephants with a vaccine made of proteins from the zona pellucida of pigs.
9. In this case, the vaccine is made from a protein found on the coating of a pig's ovum, called porcine zona pellucida.
10. Porcine zona pellucida alters the protein membrane around the female's egg so that sperm cannot penetrate the membrane and fertilize the egg.