Alkaloid

common name of the plant Nicotiana tabacum and to a limited extent Nicotiana rustica and the cured leaf that is used, usually after aging and processing in various ways for smoking, chewing, snuffing and the extraction of nicotine, the principal alkaloid of tobacco.(4) The species N. tabacum has never been found to grow in the wild.(1) The use of the word tobacco is generally accepted as referring to the products of the tabacum species and so it will be in what follows. Tobacco holds an unparalleled

The Salem Witch Trials was an uncanny and eerie event of hearings and prosecutions of people being accused of witchcraft in colonial Massachusetts. Although it lasted from 1691 to 1692, it lead to more than 200 people, including men and women, being accused and arrested of witchcraft and 20 of those people executed. The hysteria began with two young girls: Elizabeth Parris and Abigail Williams claiming to be possessed by the devil, causing the “witch-fever” among the Salem village. In this essay

Pharmacists are very important to us, without them we would not know the right type and amount of medicine we need. They do a variety of things to help us, like filling our prescriptions and tell important information about the medicine before we take it. It isn't easy to become a pharmacist but it is a rewarding job. There are many classes and different types of education necessary and helpful to become a pharmacist starting all the way in high school. Some helpful high school courses include

Alzheimer’s disease (AD) is a cognitive neurodegerative disorder and one of the major forms of dementia; it represents 60-80% of the dementia patients (Barker et at., 2002). It is estimated by the end of 2015, 53 million people of America would be affected and this would almost double by 2025 and triple by 2050, hence making research momentous for the cure (Hebert et al., 2013). It takes almost 8.5 years between the onset of symptoms of the disease and death (Francis, Palmer, Snape et al., 1998)

Inflammation can be the first response of living tissues to injury, infection or irritation (Saima Jalil, 2003) and could appear due to microbial infections, physical factors such as trauma, radiation and temperature, irritant and corrosive chemical substances, as well as tissue necrosis and hypersensitivity reactions. It is the most primitive protective response of the body to noxious stimulation and also a common pathophysiology of many different diseases (Yu, 2012). It is characterized by the

considered to have diaphoretic, diuretic, central nervous system stimulating and antiasthmatic activity. The stem (herb) of ephedra contains a number of active compounds, including small amounts of an essential oil, and most important, one or two percent alkaloids composed mainly of ephedrine and pseudoephedrine, with ephedrine ranging from thirty to ninety percent depending on the source." Alone, ephedrine is a very powerful amphetamine-like compound. However, as "Mark Blumenthal editor of HerbalGram

The bioactivity of A. Mexicana and A. aspera against nematodes may be attributed to the presence of the alkaloids in its leaves [26]. During the last decade, research on nematode control was focused on proposing strategies for inhibition of egg hatch [36], enhanced juvenile mortality [13]. The bioactivity of Peganum harmala against nematodes may be attributed to the presence of the alkaloids in its leaves including β-carboline, harmine, harmaline, harmalol, harman and quinazolines as vascine and

In “Sex, Drugs, Disasters and Extinction of Dinosaurs”, Stephen Jay Gould believes that the ridicule assertion inspired by current events can often lead to well idealized, experimental, and promising discoveries. Stephen Jay Gould is employed at Harvard University in the faculty of science portraying his knowledge as a professor. Evidently, He publishes various writings and further demonstrate his research and studies on the basis of science. Gould uses three different theories such as of how scientists

Opium is widely regarded to be the creative nucleus for a wide breadth of Romantic literary texts and authors. Charles Baudelaire, Thomas De Quincey, Samuel Taylor Coleridge, and William Wordsworth were all among the number of notable Romantic figures and essayists who utilized opiates as a literary medium. This is hardly surprising as opium in many ways captured the zeitgeist of both early romanticism and the nineteenth century as a whole; it was fantastical, serene, all-consuming, and surreal.

Steroids are a large class of organic compounds with a characteristic molecular structure containing four rings of carbon atoms. They include many hormones, alkaloids, and vitamins. There are many types of steroids. You will find more about steroids throughout this essay. Some forms of steroids are pill, powder, and needle. Some examples of steroids are nandrolone, stanozolol, and oxandrolone. Some street names for steroids are roids, gym candy, juice and pumpers. Steroids are mad of all sex hormones