Spirochetes - Encyclopedia. com Spirochetes Spirochetes are a group comprised of six genera of bacteria in a family known as Spirochaete They are named because of their spiral shape Typically, spirochetes are very slender
spirochete - Encyclopedia. com spi·ro·chete ˈspīrəˌkēt (Brit spirochaete) • n a flexible spirally twisted bacterium (Treponema and other genera, order Spirochaetales), esp one that causes syphilis Source for information on spirochete: The Oxford Pocket Dictionary of Current English dictionary
Pearce, Louise (1885–1959) - Encyclopedia. com Pearce, Louise (1885–1959)American physician and pathologist who was part of the team that developed the drug tryparsamide to treat sleeping sickness Born Louise Pearce in Winchester, Massachusetts, on March 5, 1885; died in New York, New York, on August 10, 1959; daughter of Susan Elizabeth Hoyt and Charles Ellis Pearce; graduated from Girl's Collegiate School,
Pinta | Encyclopedia. com pinta (pin-tă) n a skin disease, prevalent in tropical America, that seems to affect only the dark-skinned races It is caused by the spirochaete Treponema carateum Symptoms include thickening and eventual loss of pigment of the skin, particularly on the hands, wrists, feet, and ankles
Ferdinand Cohn and the Development of Modern Bacteriology Ferdinand Cohn and the Development of Modern Bacteriology Overview Ferdinand Julius Cohn (1828-1898) is recognized as one of the founders of modern bacteriology He contributed to the creation of this discipline in two important ways First, he invented a new system for classifying bacteria, which provided microbiologists with a more standardized nomenclature with which to work Secondly, his
Bacterial Movement - Encyclopedia. com Spirochaete bacteria have flagella that are internal These so-called axial filaments provide the rigidity that enables the spiral bacterium to twist around the axis of the filament As a result, the bacterium literally screws itself through the fluid Reversal of the twist will send the bacterium in a reverse direction
Von Wasserman, August Paul (1866-1925) | Encyclopedia. com In 1906, he developed a test for the presence of Treponema pallidum in humans The bacterium is a spirochaete and is the cause of syphilis The test became known as the Wasserman test The basis of the test is the production of antibodies to the syphilis bacterium and the ability of those antibodies to combine with known antigens in a solution
Monerans - Encyclopedia. com Monerans are a group of one-celled organisms that do not have a nucleus Along with Protists, Fungi, Plants, and Animals, Monerans make up the five kingdoms of living things As one of the first life forms to evolve, they are today the most abundant living organisms on Earth Monerans are found throughout the world and can live in freezing as well as extremely hot conditions Monerans belong
Leptospirosis - Encyclopedia. com Leptospirosis Definition Leptospirosis is a febrile disease (fever ) caused by infection with the bacterium Leptospira interrogans L interrogans is sometimes classified as a spirochete because it has a spiral shape
Medicine - Encyclopedia. com MEDICINE From the beginning of their history until modern times Jews have exercised a tremendous influence on the development of medical science They have always been solicitous in their care for the sick and held the medical profession in great esteem In ancient times medicine and religion were closely connected The priests were the custodians of public health The dispute as to the