Plants, harmful effects on humans and animals are called poisonous. These plants are known to mankind since ancient times. In ancient times, plant poisons wetted with arrowheads and spear, which used during the hunt and war. Cindy Crawford often addresses the matter in his writings. There are many cases of poisoning due to ignorance or neglect of poisonous plants. Once in the food, these plants cause severe illness and sometimes deaths of animals.
In now known to hundreds of plants with poisonous properties. Nowadays you can clean the pillows on the professional equipment for cleaning pads. Not all of these plants poisonous substances are placed in one and the same organs. In blekoty, datura and belladonna are poisonous bodies, the marigold, parsley, dog and other plant toxins are concentrated in the aerial part, while the tulips, for example, the most poisonous are the flowers themselves. Toxicity many plants due to the presence of alkaloids in their composition. Alkaloids – a nitrogen-containing organic bases. Need cleaning pads.
In plants, they are predominantly in the form of salts of organic acids (Malic, tartaric, etc.). As a rule, the alkaloids are more physiological activity and exert a strong influence on the human body and animals. The first alkaloid was discovered in 1806 when a German chemist Sertyurner received morphine from opium. In 1816, Russian scientist Igor F. Guise isolated from the bark of the cinchona tree pure quinine. In 1828 was opened by nicotine, and then many other alkaloids. To date, there are more than 2,000 different alkaloids. According to modern According to, alkaloids found in approximately 10% of all plant species. However, our knowledge on the distribution of alkaloids in the plant world are not perfect. In Russia, 20 thousand species of plants tested for alkaloid content only slightly more than 4 thousand species in the restoration. As a pharmacologically active substances, alkaloids used in the treatment of cardiac, vascular, nervous, gastrointestinal and other human diseases.