Chemical Nature Of Ecdysteroids

Attempts to isolate the molting hormone, or "ecdysone" as it came to be known, began in the 1940s and continued for the next 10 years, until the efforts of two German chemists, Butenandt and Karlson, yielded microgram quantities of pure ecdysone. Because of its water solubility, ecdysone at first was not recognized as a steroid. Soon X-ray studies of ecdysone crystals revealed it as a unique steroid with five hydroxyl sub-stituents, accounting for its ability to dissolve in water (Fig. 2).

Bee Keeping

Bee Keeping

Make money with honey How to be a Beekeeper. Beekeeping can be a fascinating hobby or you can turn it into a lucrative business. The choice is yours. You need to know some basics to help you get started. The equipment needed to be a beekeeper. Where can you find the equipment you need? The best location for the hives. You can't just put bees in any spot. What needs to be considered when picking the location for your bees?

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