Vaseline Company until the company was purchased by Unilever in 1987. While Vaseline can be used as a lubricant, it can also be used as a moisture insulator for local skin conditions characterized by tissue dehydration. Vaseline has been reported to be highly-refined, triple-purified and regarded as non-carcinogenic. Vaseline Vaseline is an American brand of petroleum jelly-based products owned by British-Dutch company Unilever. Products include plain petroleum jelly and a selection of skin creams, soaps, lotions, cleansers, and deodorants. In many languages, the word "Vaseline" is used as generic for petroleum jelly; in Portuguese and some Spanish-speaking countries, the Unilever products
Egg jelly sulfated fucan glycoproteins play an important role in binding to sperm receptors and triggering the acrosomal reaction. Many other functions for the egg jelly have been proposed including sperm agglomeration, protection from mechanical stress and polyspermy, and increasing the size of the egg to improve its chances of colliding with sperm. In addition to the sea urchin, egg jelly appears in many species including invertebrates and mammals, and can vary in composition and complexity from the relatively homogenous single layer sea urchin egg to the three layer egg jelly in starfish. Egg jelly Egg jelly(extracellular layer", "jelly coat) is a