Uranium glass of uranium glass is pale yellowish-green, which in the 1920s led to the nickname vaseline glass based on a perceived resemblance to the appearance of petroleum jelly as formulated and commercially sold at that time. Specialized collectors still define vaseline glass as transparent or semi-transparent uranium glass in this specific color. Vaseline glass is now used as a synonym for any uranium glass, especially in the United States, but this usage is not universal. The term is sometimes carelessly applied to other types of glass based on certain aspects of their superficial appearance in normal light, regardless of actual uranium
Major royal jelly protein Major royal jelly protein Major royal jelly proteins (MRJPs) are a family of proteins secreted by honey bee. The family consists of nine proteins, of which MRJP1 (also called royalactin), MRJP2, MRJP3, MRJP4, and MRJP5 are present in the royal jelly secreted by worker bees. MRJP1 is the most abundant, and largest in volume. The five proteins constitute 82-90% of the total proteins in a royal jelly. Royal jelly is a nutrient-rich mixture of vitamins, sugars, fats, proteins and enzymes. It is used for feeding the larvae. Royal jelly has been used in traditional medicine since ancient times, and the