For the most common type of cardiac tumor, hemangiosarcoma (HAS), spayed females had a greater than five times risk vs. their intact counterparts. Neutered male dogs had a slightly higher risk than intact males. The study concluded that, â¦ neutering appeared to increase the risk of cardiac tumor in both sexes.
Opiates List Categories. The natural drugs contained on the opiates list come from the alkaloid materials found in the opium poppy seed plant. Opium poppy seed plants contain a high concentration of morphine-derived alkaloids, which accounts for why morphine is one of the strongest opiates in existence. Codeine-derived alkaloids make up the second highest concentration.
One species of poppy, Papaver somniferum, produces edible seeds and is also the source of the crude drug opium which contains powerful medicinal alkaloids such as morphine and has been used since ancient times as an analgesic and a source of narcotic, medicinal and recreational drugs.his poppy is a common weed in Europe and is found in many locations; including Flanders, which is the setting of the famous poem  In Flanders Fields , by the Canadian surgeon and soldier John McCrae.