|
|
Interferon was scarce and expensive until 1980, when the interferon gene was inserted into bacteria using recombinant DNA technology, allowing for mass cultivation and purification from bacterial cultures.
About 100 new prescription or over-the-counter drugs come into the U.S. market every year.
Blastomycosis is often misdiagnosed, resulting in tragic outcomes. It is caused by a fungus living in moist soil, in wooded areas of the United States and Canada. If inhaled, the fungus can cause mild breathing problems that may worsen and cause serious illness and even death.
Tobacco depletes the body of vitamins A, C, and E, which can result in any of the following: dry hair, dry skin, dry eyes, poor growth, night blindness, abscesses, insomnia, fatigue, reproductive system problems, sinusitis, pneumonia, frequent respiratory problems, skin disorders, weight loss, rickets, osteomalacia, nervousness, muscle spasms, leg cramps, extremity numbness, bone malformations, decayed teeth, difficulty in walking, irritability, restlessness, profuse sweating, increased uric acid (gout), joint damage, damaged red blood cells, destruction of nerves, infertility, miscarriage, and many types of cancer.
Nitroglycerin is used to alleviate various heart-related conditions, and it is also the chief component of dynamite (but mixed in a solid clay base to stabilize it).
![Many former slaves understood that illiteracy was an implement of bondage. The Freedmen’s Bureau bui](https://biology-forums.com/gallery/47/medium_376063_22_08_15_11_28_17_22367869.jpeg)
![Because of immature visual-motor coordination, young children find it hard to throw and catch small ...](https://biology-forums.com/gallery/47/medium_667187_21_02_17_5_23_15_255992418.png)
![One target for expanding medical services involves vaccinations. Only 78 percent of children ages 19 ...](https://biology-forums.com/gallery/47/medium_667187_21_02_17_5_23_23_25607561.png)