Prodrug not its intended target. This reduces adverse or unintended effects of a drug, especially important in treatments like chemotherapy, which can have severe unintended and undesirable side effects. Many herbal extracts historically used in medicine contain glycosides (sugar derivatives) of the active agent, which are hydrolyzed in the intestines to release the active and more bioavailable aglycone. For example, salicin is a β-D-glucopyranoside that is cleaved by esterases to release salicylic acid. Aspirin, acetylsalicylic acid, first made by Felix Hoffmann at Bayer in 1897, is a synthetic prodrug of salicylic acid. However, in other cases, such as codeine and morphine,
Cupboard love that an infant will demonstrate characteristics perceived as affection and love towards the mother in order to be fed. Cupboard love is not to be confused with the term refrigerator mother. The refrigerator mother theory claimed that autism is caused by lack of maternal affection. This theory has been dumped by the current research on autism. The term ""cupboard love"" is a British idiom, used most commonly in the United Kingdom and Australia. It describes the selfish, greedy or insincere affection displayed towards another person in order to get what they want. Pets are most frequently described as demonstrating cupboard