Legionnaires disease: historical perspective.

Spermatozoa: A Historical Perspective

The 100,000th scientific article on the subject of spermatozoa was recently published. Many studies have evaluated the characteristics of this important cell leading to great discoveries. Since its first observation and description in 1677, many important characteristics have been described regarding this highly fascinating gamete. In this review, our objective has been to provide a historical ...

Disease and Development in Historical Perspective

Health conditions and disease environmentsare important for economic outcomes.This paper argues that the main impact of disease environmentson the economic developmentof nations is not due to the direct effect of health conditions on income, but rather because of their indirect effect via institutions. Health does affect income directly, but this can explain only a small fraction of today’s dif...

Huntington's Disease - A Brief Historical Perspective.

Although the disease today known as Huntington's was described as early as the mid-19th century, knowledgeable physicians despaired of finding successful therapies and affected families largely kept it hidden. Starting in the late 1960 s, the confluence of grass-roots advocacy by HD family members, advances in Parkinson's treatment, and the development of molecular genetics and neuroscience hel...

Monochloramine and Legionnaires' disease

egionnaires’ disease was first recognized in 1976 during an outbreak among attendees at an American Legion convention. The disease is a form of pneumonia caused by bacteria of the genus Legionella. Legionella thrives at warm temperatures (25–42oC [77–108oF]). It lives inside biofilm in aquatic environments, usually as an intracellular parasite of amoebae.1 This lifestyle protects it from disinf...

What is Legionnaires' Disease?