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The hen egg vitelline membrane is a protein layer separating the yolk content from the egg white. The integrity of egg vitelline membrane is important for both the shell egg and the egg product industries. However, its physical properties are altered during prolonged storage, depending on storage te...
ORGANISM(S): Gallus gallus (Chicken) 
2026-03-16 | PXD066675 | Pride
The zona pellucida (Zp) genes are quintessential oocyte-specific genes that are transcribed only during oogenesis and whose protein products are secreted in the extracellular space. In mice the Zp genes are three: Zp1, Zp2, Zp3 (Zp4 is a pseudogene). Contrary to longtime knowledge, data from 2023 ha...
ORGANISM(S): Mus musculus 
Vertebrate oocytes are coated with a special extracellular matrix termed egg-coat or Zona pellucida (ZP). Egg-coat is constituted by several ZP glycoproteins. In chicken fertilization, ejaculated sperm releases enzyme(s) to solubilize the ZP glycoprotein(s) for penetrating the egg-coat. In this stud...
ORGANISM(S): Gallus Gallus 
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